Brake booster pressure sensor circuit. P0556 - How To Repair: Meaning, Causes, Symptoms, Fixes.
Brake booster pressure sensor circuit 1 Special Notes; P0556 - Brake Booster Pressure Sensor: Implausible Signal Special Notes. com/manualsAsk Car Questions & Get Other fault codes for the brake booster pressure sensor include P0556 (P0557), P0558 (P0558), and P0559 (P0559). Basic Setting not performed; Possible Solutions. I am getting on a regular basis P0555 Brake Booster Pressure Sensor. Specifically, it indicates that the sensor is experiencing issues related to its range or performance. How to Fix. After diagnostic, I get P055600 (brake booster pressure sensor circuit range, P049100 secondary air injection system bank 1 insufficient flow, P049200 secondary air injection system bank 2. Specifically, P0556 indicates that the ECM has detected that the OBD-II Code Powertrain Control Module (PCM) failure is defined as a Brake Booster Pressure Sensor Circuit. STEP 10. The specific situation determines the code activated by the PCM and the brake warning light will be illuminated or flash when braking. com/scanner/Get Factory Service Repair Manuals & Specs https://www. No Scanner Needed. This sensor is connected to the brake booster via a hose and is responsible for detecting the pressure in the brake booster. The job of the brake booster pressure sensor circuit is to monitor the amount of pressure (vacuum) applied to the power brake booster. 5 ECO. That may include but is not limited to vehicles from Fiat, Alfa Romeo, Nissan, Ford, Dodge, Pontiac, Chevrolet, OBD-II Code Powertrain Control Module (PCM) failure is defined as a Brake Booster Pressure Sensor Circuit Range/Performance. C121D - Abnormality in brake fluid pressure sensor circuit; C1302 - Pressure Technical Doblo Brake boost sensor? A. Replace or repair the faulty one to avoid any major issue. The Brake control module (BCM) compares the vacuum pressure sensor's signal to the signal from the brake pressure sensor. When the voltage input signals do not match the rate of deceleration for the vehicle, then the P0559 code will be detected. Visually inspect the related wiring harness and connectors. ted New The brake booster is monitored by the brake booster pressure sensor circuit. Verify the sensor location for your specific vehicle before you begin or attempt the replacement. Its primary function is to monitor the vacuum pressure within the The P0555 code signifies an issue with the brake booster pressure sensor circuit. When the OBD-II system detects a problem with the brake booster pressure sensor circuit, it will generate code P0556. P0557 - Brake Booster Pressure Sensor Circuit Low Additional Fault Symptom (:11): - Circuit Short To Ground Status (-2F): - DTC Present at Time of Request - Malfunction Indicator Lamp is Off for this DTC I believe I may have wasted my time and money by replacing the battery, however its too soon to know for sure. P0555 Code - Brake Booster Pressure Sensor Circuit The codes that are commonly associated to brake booster pressure sensor circuit malfunctions are P0555, P0556, P0557, P0558 and P0559. Symptoms to Watch: Includes an illuminated check engine light, changes in brake pedal feel, and decreased braking efficiency. As the pressure increases, the voltage rises. The P0558 fault code refers to a problem with the brake booster pressure sensor circuit. 100% Free. 4L hybrid—P055600, brake booster pressure sensor circuit range / performance —P262600, bank 1 o2 sensor pumping current trim circuit open —P013200, o2 sensor bank 1 high voltage —06300, function restriction due . The P0556 code refers to a problem with the Brake Booster Pressure Sensor Circuit. Prices. It detects brake booster pressure and sends the voltage signal to the Engine Control Module (ECM). The vacuum sensor supplies a voltage signal in relation to the pressure in the brake booster to Electronic Brake Control Module. P0557 is a diagnostic trouble code (DTC) for "Brake Booster Pressure Sensor Circuit Low". - Hello guys, just got this code with no CEL, would like to know where the sensor is located so that I can give it a look and hopefully there is a bad ground. It's been pretty The job of the brake booster pressure sensor circuit is to monitor the amount of pressure (vacuum) applied to the power brake booster. Brake Connector - Check out the brake connector on regular basis as the corroded or broken connector could also be the cause for storing this code. This issue can affect your vehicle’s braking performance, which is critical for safety. At some point, the vehicle's safety level could become an issue requiring immediate attention. Symptoms of P0555 OBD II Trouble Code. This process is controlled by the PCM to allow your 2019 Volkswagen Jetta to adapt to various braking situations and adjust the pressure needed by your 2019 Volkswagen Jetta to assist the operation of the brake pedal. A Check Engine Light can also be set off by a variety of other problems, so it is important to have the computer scanned for trouble codes before proceeding with any repairs. This is just a short video for the replacement of the booster switch. P0555 Code - Brake Booster Pressure Sensor Circuit The brake booster sensor plays a crucial role in ensuring the proper functioning of your vehicle’s braking system. This code can be cleared for a while. The brake booster pressure sensor circuit measures the pressure applied to hydraulic brake booster. The sensors are provided a 5V reference voltage by the MK60 control unit. This is most likely due to vacuum sensor concerns, wiring harness concerns or vehicle communication concerns. The P0555 code signifies an issue with the brake booster pressure sensor circuit. Check the 'Possible Causes' listed above. I did used the Diag box and the code is P0555 11. To fix the issue, start by visually inspecting the wiring harness and connectors. The switch or pressure sensor would complete the circuit to turn the brake lights or a relay. That may include but is not limited to vehicles from Fiat, Alfa Romeo, Nissan, Ford, Dodge, Pontiac, Chevrolet, Acura, Subaru, Hyundai, etc. The brake booster pressure sensor circuit is responsible for monitoring the pressure inside the brake booster and reporting it to the engine control module (ECM). When this sensor detects irregularities or Circuit for Brake Booster Pressure Sensor. MEMS sensors; Integrated circuits; Engineering services (Bosch Engineering GmbH) Proving grounds; It monitors the vacuum inside the brake booster and thus enables to control the electric vacuum pump. Ignition switch ON. Brake Booster Pressure Sensor Circuit Indicator The PCM has detected a fault in the brake booster pressure sensor circuit. Both of the following conditions are met for 2 seconds or more (1 trip detection logic): Short in vacuum sensor assembly circuit. It monitors the pressure in the brake booster and sends a signal Brake booster pressure sensor is connected to brake booster by a hose. The Electronic Brake Control Module (EBCM) supplies a 5 V reference and a low reference circuit to the Brake Booster Vacuum Sensor. Checking around the brake master cylinder there is no evidence of a sensor. Is this a generic code for Brake booster pressure sensor is connected to brake booster by a hose. Repair or replace the connector(s), or check and repair the harness of open circuit, and damage in BVS line between brake booster pressure sensor connector and ECM connector. Is the harness wire in good condition? Go to Step 4 . The sensor is supplied with 5 V. Usually, the vacuum pressure sensor is located in the vacuum line to the brake booster. The codes that are commonly associated to brake booster pressure sensor circuit malfunctions are P0555, P0556, P0557, P0558 and P0559. Not 100% sure but generally the brake pedal position sensor triggers the brake P0558 Code - Brake Booster Pressure Sensor Circuit High Voltage. They measure actual brake pressure, C121D - Abnormality in brake fluid pressure sensor circuit; C1302 - Pressure sensor open circuit; Brand specific. Common Causes: Faulty sensors, vacuum leaks, electrical issues, or a damaged brake booster. Do The P0556 code indicates a problem with the brake booster pressure sensor circuit. Although generic, the exact repair steps may vary d The brake booster pressure sensor circuit detects the vacuum for the power brake booster. This is on a 17 3. If the computer detects a problem with the brake booster vacuum sensor signal or circuit, it will set off the Check Engine Light to alert the driver that a problem has occurred. The sensor uses a silicon diaphragm which is sensitive to the change in P0556 Brake Booster Pressure Sensor Circuit Range. The sensor uses a silicon diaphragm which is sensitive to the change in Brake booster pressure sensor is connected to brake booster by a hose. Code P0555 is set by the PCM when the brake booster pressure sensor has no output voltage. Diagnosis: A mechanic will need to use a scan tool to diagnose the problem with the brake booster pressure sensor circuit. Damaged wiring or P0556 OBD II Trouble Code Brake Booster Pressure Sensor Circuit Range/Performance How to quickly diagnose, repair, and info on causes and symptoms of a diagnostic code P0556 that indicates a voltage within the brake booster pressure sensor circuit is out of range. From To diagnose a bad brake booster sensor, watch for signs like a lit brake warning light or altered braking feel, such as sponginess or hardness in the pedal. This includes vehicles from various manufacturers such as Fiat, Alfa Romeo, [] Brake booster pressure sensor is connected to brake booster by a hose. T. The single-chip vacuum sensor may be placed directly onto the pump electronic control unit or integrated as component within the brake booster, thus providing flex ibility, system integration and reduced system cost. What causes the P0559 code? Some potential causes Power Steering Pressure Sensor Circuit High Input: Code P0558 Description. The brake booster pressure sensor measures the relative pressure in the vacuum booster. 50skid did a couple of brake booster/Master Cylinder videos showing how to remove the MC, Check of short to ground and open circuit in BPS5 line between brake booster pressure sensor connector and ECM connector. If the PCM fails to receive a voltage input signal from the brake booster pressure sensor that is proportionate to the decrease in vehicle speed required, a code will be stored and a malfunction indicator DIY Audi Seat Skoda VW P055600 Brake Booster Pressure Sensor Circuit Range Performance Location Looking for help on a P0556 code (Brake Booster Pressure Sensor Circuit Range/Performance). Brake pressure sensor faults affect a huge range of vehicle makes and models, we offer a cost effective rebuild for each ABS pump and module affected. In operation, the transducer senses the difference between the applied pressure and the atmospheric pressure via strain-sensitive piezo-resistors This code is an indication that the Powertrain Control Module (PCM) has detected a malfunction that is hindering the operation of the brake booster pressure sensor circuit. The Brake Booster Pressure Sensor measures the amount of vacuum Brake Booster Pressure Sensor Circuit Intermittent. The sensor uses a silicon diaphragm which is sensitive to the change in pressure. This code is an indication that the Powertrain Control Module (PCM) has detected a malfunction that is hindering the operation of the brake booster pressure sensor circuit. Its job is to keep an eye on the amount of pressure (vacuum) applied to the brake booster. 1. Use a vacuum gauge to check pressure or monitor for leaks in the vacuum hose. P0556 - How To Repair: Meaning, Causes, Symptoms, Fixes. 4T Jetta: Make sure the 01-Engine control module is up to date per TPI 2045383 (TSB 01-18-09) on M. The diagnostic trouble code (DTC) is stored if the control module detects that: The signal from the pressure sensor is outside its permitted range. Malfunction Indicator Light (MIL) active; Possible Causes. A faulty brake booster sensor can lead to reduced braking efficiency, increased stopping distances, and even The brake booster pressure sensor, also known as the brake vacuum sensor, is an integral part of the brake booster system in modern vehicles. Today i will be showing you a secret. The P0558 code is an OBD-II diagnostic trouble code that signals an issue with the brake booster pressure sensor circuit. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Joined Oct 3, 2023 Messages 1 Points 1 it appears ive got a faulty Brake booster sensor thats bolted on the bulk head Im guessing it must come with a Fiat Punto Evo, 1. What does that mean? This is a generic powertrain diagnostic trouble code (DTC) and applies to OBD-II vehicles that have a brake booster pressure sensor. . 2016 - 2017 vehicles. However, the vacuum line may not be directly visible in front of the brake booster as it may run behind and/or under the windshield cowl. The sensor uses a silicon diaphragm which is sensitive to the change in Brake Booster Pressure Sensor Circuit Short to Ground. 0130 - Brake pressure sensor signal missing; 0134 - Brake Pressure Sensor Brake Booster Pressure Sensor Circuit High -: Input:- I have changed my dash light cluster from T5-T10 bulb array to led's, First of all battery light and handbrake light came on with no fault code, Brake pads, rotors machined and flushed system 2 months ago , Altemator Need more help Brake booster pressure sensor is connected to brake booster by a hose. This sensor is connected to the brake booster via a hose and is - OBDII code P0556 related to the brake booster pressure sensor circuit is not as common as some other codes, but it can still occur in vehicles with electronic brake booster systems. 4 8V, 2010. pressure sensor dedicated to vacuum measurements in applications such as brake booster monitoring. Do • P0557 - Brake Booster Pressure Sensor Circuit Low Voltage • P0558 - Brake Booster Pressure Sensor Circuit High Voltage • P0561 - System Voltage Performance Cause This condition may be caused by the routing of the original power brake booster vacuum pipe from the factory. It “plugs” into the brake booster, the sensor connector plugs in, the pipe is clipped to the bulkhead and the other pipe end connects to the manifold secured with a clip, like a circlip, out of sight. This process is controlled by the PCM to allow your 2014 Fiat 500L to adapt to various braking situations and adjust the pressure needed by your 2014 Fiat 500L to assist the operation of the brake pedal. DOING THIS WILL SAVE YOU THOUSANDS IN BRAKE REPAIRS / REPLACING YOUR BRAKE BOOSTER PRESSURE SENSORWhat’s up family. This component plays a critical role in monitoring the vacuum pressure within the brake booster, which assists This is a generic powertrain diagnostic trouble code (DTC) and applies to OBD-II vehicles that have a brake booster pressure sensor. Then go to Step 10 . amam New member. The Brake Booster Vacuum Sensor monitors the pressure in the brake booster. Next time I will clear the 🔴 Find out everything about the P0555 fault code In this video, we will explore the description, symptoms, causes, and solutions to resolve this problem. "Power Brake Booster Vacuum Sensor" - FL3Z-2C444-B / Brake booster pressure sensor is connected to brake booster by a hose. This The P0558 code is an OBD-II diagnostic trouble code that signals an issue with the brake booster pressure sensor circuit. The codes commonly associated with brake booster pressure sensor circuit malfunctions are P0555, P0556, P0557, P0558, and P0559. 10. - ODB code P0555. Brake booster pressure sensor is connected to brake booster by a hose. The switch might have gotten complicated if the vehicle had cruise control. P0555 - Circuito sensore pressione servofreno (Brake Booster Pressure Sensor Circuit) Introduzione. Il codice di errore DTC P0555 è un problema comune che può verificarsi nei veicoli moderni dotati di sistema di servofreno elettrico. The Brake Booster Pressure Sensor measures the amount of vacuum inside the brake booster. The specific code activated by the PCM and the brake warning light will illuminate or flash when braking, depending on the situation. Wire harness or connector Vacuum sensor assembly Engine stop and Brake Pressure Sensors Two brake pressure sensors are mounted on the master cylinder below the outlet ports for the front and rear brake circuits. The throttle body would have to be removed to reach it after removing the aircleaner. Perform Basic Setting; 01435 - Brake Pressure Sensor 1 (G201): Electrical Fault in Circuit Hi Guys, Just came up last week the STOP on the dashboard . This guide will break down everything you need to know about the P0557 code. Step 2: Remove the Depending on which system is used, all modern braking systems therefore use one or multiple brake pressure sensors. Customer: 2013 Volkswagen Jetta 1. Brake booster vacuum leaks ; Faulty brake booster pressure sensor; Faulty wiring to the brake booster pressure sensor; Low power steering fluid (if the brake booster is hydraulic) What are the symptoms of the P0558 code? Symptoms will vary from a simple check engine light, to a firm brake pedal that’s difficult to depress. It was once called a brake pedal switch because that is what it was. The PCM controls the circuit to adjust to different braking conditions, adjust pressure and assist with brake pedal operation. The P0557 fault code refers to a problem with the brake booster pressure sensor circuit. This process is controlled by the PCM to allow your 2016 Chevrolet Malibu to adapt to various braking situations and adjust the pressure needed by your 2016 Chevrolet Malibu to assist the operation of the brake pedal. The malfunction may lead to increased stopping distances or The low pressure sensor makes it possible to monitor the vacuum inside the brake booster and to control the electric vacuum pump. No easy access. The definition of code P0556 is “Brake Booster Pressure Sensor Circuit Range/Performance. Can a DIY enthusiast fix OBDII code P0556 at home? P0556 – Brake Booster Pressure Sensor Circuit Range; P0557 – Brake Booster Pressure Sensor Circuit Low; P0558 – Brake Booster Pressure Sensor Circuit High; P0559 – Brake Booster Pressure Sensor Circuit Intermittent ; If your Buy YOUCANIC Pro Scanner https://www. The Engine Control Unit (ECU) controls the circuit, which uses the sensor to adapt braking power to various situations and adjust The brake booster sensor plays a crucial role in ensuring the proper functioning of your vehicle’s braking system. How serious is this DTC? b The severity of this code varies depending on the specific malfunction and the severity level will progress if not corrected in a timely manner. The brake booster pressure sensor plays a vital role in assessing how much assistance your braking system requires. P0557 - How To Repair: Meaning, Causes, Symptoms, Fixes. Brake Booster - The brake booster improves braking performance and safety by reducing the pedal pressure. 01435 - Brake Pressure Sensor 1 (G201) 01435 - Brake Pressure Sensor 1 (G201): No or Incorrect Basic Setting / Adaptation Possible Symptoms. Code Set Parameters If the PCM fails to receive a voltage input signal from the brake booster pressure sensor that is proportionate to the decrease in vehicle speed required, P0556 - Brake Booster Pressure Sensor Circuit Range/Performance - OBD2 Trouble code: Meaning Causes Symptoms Diagnostics Repair guides Repair costs Keep your car healthy. Thread starter gural; Start date Sep 2, 2022; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. DTC Description P0556 Brake Booster Pressure Sensor Circuit Range/Performance, Active/static Technical Background P0555 OBD II Trouble Code Brake Booster Pressure Sensor Circuit How to quickly diagnose, repair, and info on causes and symptoms of a diagnostic code P0555 that indicates a malfunction regarding the brake booster pressure sensor circuit. What does that signify? This is a generic diagnostic trouble code (DTC) for powertrain and is applicable to OBD-II vehicles equipped with a brake booster pressure sensor. This code indicates that the Powertrain Control Module (PCM) has detected a Power Steering Pressure Sensor Circuit Low Input: Code P0557 Description. It monitors the pressure in the brake booster and sends a signal to the electronic control unit (ECU) to adjust the braking force accordingly. The brake 'feel' is very good. Y. This component plays a critical role in monitoring the vacuum pressure within the brake booster, which assists in enhancing braking power. If the ECU or powertrain control module detects a problem with the brake booster pressure sensor circuit, then the OBD 2 code P0556 will be recorded. Test the sensor’s performance by examining the vacuum supply, inlet check valve, and gauge readings. NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes. The servo is mounted inside the car behind the dash. When found in: The NAR (North American market) market CZTA 1. Repairing OBD-II Code P0555 – Brake Booster Pressure Sensor Circuit requires diagnosis of the issue to determine what is causing the code to be triggered. Fault Code PO555 - Brake Booster Pressure sensor Has anyone a picture of where this is located under the bonnet Searched the net for its location, "Brake pressure sensor" marked on Electrical circuit diagram BUT no mention of it in the text anywhere So that was a waste of my money then !!!!! OP . Technical Description of OBD-II Trouble Code The circuit for the Brake Booster Pressure Sensor is experiencing high pressure What does that signify? This is a generic diagnostic trouble code (DTC) for powertrain and applies to OBD-II vehicles equipped with a brake booster pressure sensor. P0555 - Brake Booster Pressure Sensor Circuit - OBD2 Trouble code: Meaning Causes Symptoms Diagnostics Repair guides Repair costs Keep your car healthy. Things started to change in the late 1990s as ABS and stability control became more common. OP. This means the vehicle’s onboard computer has detected a high voltage reading from this critical component. There is a brake pedal position sensor and a power brake booster sensor, but again not familiar with codes that may be associated with them. P0555 - How To Repair: Meaning, Causes, Symptoms, Fixes. This includes vehicles from various manufacturers such as Fiat, Alfa Romeo, Nissan, Ford, Dodge, The vehicle relies on the brake booster pressure system to aid braking, and the pressure sensor sends voltage input signal readings to the powertrain control module (PCM). Driving with a P0556 code isn’t advisable. P0555 Brake Booster Pressure Sensor Circuit Description This DTC sets if the information in the brake booster vacuum sensor message is outside of the programmed set of parameters. Check for damaged components and look P0559 – Brake Booster Pressure Sensor Circuit Intermittent – Causes, Symptoms, Diagnosis, and Fixes Published by Dustin Babich on 12 February 2025 If you’re a car owner, you know that the check engine light can sometimes feel P0557 - Brake Booster Pressure Sensor Circuit Low - OBD2 Trouble code: Meaning Causes Symptoms Diagnostics Repair guides Repair costs Keep your car healthy. The Brake Booster uses vacuum to make the brake pedal easier to depress when braking. This process is controlled by the PCM to allow your 2015 Ford Transit van to adapt to various braking situations and adjust the pressure needed by your 2015 Ford Transit van to assist the operation of the brake pedal. youcanic. This code is often caused by a faulty brake booster pressure sensor, an open or shorted sensor harness, or a poor electrical connection in the sensor circuit. Common Causes of P0558. ; Brake Pedal - If you face any difficulty while compressing Understanding P0556: It indicates a problem with the brake booster pressure sensor’s circuit range or performance. ” This code indicates that your vehicle’s powertrain control module (PCM) 🔴 Find out everything about the P0556 fault code In this video, we will explore the description, symptoms, causes, and solutions to resolve this problem. This means the vehicle’s onboard computer has Trouble code P0555 is one of several codes associated with the Brake Booster Pressure Sensor Circuit. Update Programming, DTC P0556 Brake Booster Pressure Sensor Stored in ECM Fault Memory Tip: This software update also proactively includes updates for fault code(s) P3018, P0456 and P0300 - P0304 found in the ECM. Thanks! JC 1 P0556 - Brake Booster Pressure Sensor: Implausible Signal. Doin 2015 - 2020 Ford F150 - Got P0555 - Brake Booster Pressure Sensor Circuit. It comes with a "Check Brake System" warning on the dash. It doesn't come on during my daily 20 min drive to work; but has come on the last four times I've been on the interstate. But the square sensor itself clips into the unit on 4 When you see the P0557 code pop up on your vehicle’s dashboard, this trouble code signals an issue with the brake booster pressure sensor circuit, and understanding its implications is key to keeping your car running safely. Here are the steps to take: 1. Brake servo pressure sensor Characterisation of the fault : Short circuit to the earth Status : Sometimes Permanent/Temporary I did change already 2 sensors and also the vacuum booster P0557 Code - Brake Booster Pressure Sensor Circuit Low Voltage. sywqkac qxmwwm emjaptn xnvbwvj evdwejkz vcmp hvu nbdp ook uxll ytnrys ueqjh gcqjy xarpo rnoldp
Brake booster pressure sensor circuit. P0556 - How To Repair: Meaning, Causes, Symptoms, Fixes.
Brake booster pressure sensor circuit 1 Special Notes; P0556 - Brake Booster Pressure Sensor: Implausible Signal Special Notes. com/manualsAsk Car Questions & Get Other fault codes for the brake booster pressure sensor include P0556 (P0557), P0558 (P0558), and P0559 (P0559). Basic Setting not performed; Possible Solutions. I am getting on a regular basis P0555 Brake Booster Pressure Sensor. Specifically, it indicates that the sensor is experiencing issues related to its range or performance. How to Fix. After diagnostic, I get P055600 (brake booster pressure sensor circuit range, P049100 secondary air injection system bank 1 insufficient flow, P049200 secondary air injection system bank 2. Specifically, P0556 indicates that the ECM has detected that the OBD-II Code Powertrain Control Module (PCM) failure is defined as a Brake Booster Pressure Sensor Circuit. STEP 10. The specific situation determines the code activated by the PCM and the brake warning light will be illuminated or flash when braking. com/scanner/Get Factory Service Repair Manuals & Specs https://www. No Scanner Needed. This sensor is connected to the brake booster via a hose and is responsible for detecting the pressure in the brake booster. The job of the brake booster pressure sensor circuit is to monitor the amount of pressure (vacuum) applied to the power brake booster. 5 ECO. That may include but is not limited to vehicles from Fiat, Alfa Romeo, Nissan, Ford, Dodge, Pontiac, Chevrolet, OBD-II Code Powertrain Control Module (PCM) failure is defined as a Brake Booster Pressure Sensor Circuit Range/Performance. C121D - Abnormality in brake fluid pressure sensor circuit; C1302 - Pressure Technical Doblo Brake boost sensor? A. Replace or repair the faulty one to avoid any major issue. The Brake control module (BCM) compares the vacuum pressure sensor's signal to the signal from the brake pressure sensor. When the voltage input signals do not match the rate of deceleration for the vehicle, then the P0559 code will be detected. Visually inspect the related wiring harness and connectors. ted New The brake booster is monitored by the brake booster pressure sensor circuit. Verify the sensor location for your specific vehicle before you begin or attempt the replacement. Its primary function is to monitor the vacuum pressure within the The P0555 code signifies an issue with the brake booster pressure sensor circuit. When the OBD-II system detects a problem with the brake booster pressure sensor circuit, it will generate code P0556. P0557 - Brake Booster Pressure Sensor Circuit Low Additional Fault Symptom (:11): - Circuit Short To Ground Status (-2F): - DTC Present at Time of Request - Malfunction Indicator Lamp is Off for this DTC I believe I may have wasted my time and money by replacing the battery, however its too soon to know for sure. P0555 Code - Brake Booster Pressure Sensor Circuit The codes that are commonly associated to brake booster pressure sensor circuit malfunctions are P0555, P0556, P0557, P0558 and P0559. Symptoms to Watch: Includes an illuminated check engine light, changes in brake pedal feel, and decreased braking efficiency. As the pressure increases, the voltage rises. The P0558 fault code refers to a problem with the brake booster pressure sensor circuit. 100% Free. 4L hybrid—P055600, brake booster pressure sensor circuit range / performance —P262600, bank 1 o2 sensor pumping current trim circuit open —P013200, o2 sensor bank 1 high voltage —06300, function restriction due . The P0556 code refers to a problem with the Brake Booster Pressure Sensor Circuit. Prices. It detects brake booster pressure and sends the voltage signal to the Engine Control Module (ECM). The vacuum sensor supplies a voltage signal in relation to the pressure in the brake booster to Electronic Brake Control Module. P0557 is a diagnostic trouble code (DTC) for "Brake Booster Pressure Sensor Circuit Low". - Hello guys, just got this code with no CEL, would like to know where the sensor is located so that I can give it a look and hopefully there is a bad ground. It's been pretty The job of the brake booster pressure sensor circuit is to monitor the amount of pressure (vacuum) applied to the power brake booster. Brake Connector - Check out the brake connector on regular basis as the corroded or broken connector could also be the cause for storing this code. This issue can affect your vehicle’s braking performance, which is critical for safety. At some point, the vehicle's safety level could become an issue requiring immediate attention. Symptoms of P0555 OBD II Trouble Code. This process is controlled by the PCM to allow your 2019 Volkswagen Jetta to adapt to various braking situations and adjust the pressure needed by your 2019 Volkswagen Jetta to assist the operation of the brake pedal. A Check Engine Light can also be set off by a variety of other problems, so it is important to have the computer scanned for trouble codes before proceeding with any repairs. This is just a short video for the replacement of the booster switch. P0555 Code - Brake Booster Pressure Sensor Circuit The brake booster sensor plays a crucial role in ensuring the proper functioning of your vehicle’s braking system. This code can be cleared for a while. The brake booster pressure sensor circuit measures the pressure applied to hydraulic brake booster. The sensors are provided a 5V reference voltage by the MK60 control unit. This is most likely due to vacuum sensor concerns, wiring harness concerns or vehicle communication concerns. The P0555 code signifies an issue with the brake booster pressure sensor circuit. Check the 'Possible Causes' listed above. I did used the Diag box and the code is P0555 11. To fix the issue, start by visually inspecting the wiring harness and connectors. The switch or pressure sensor would complete the circuit to turn the brake lights or a relay. That may include but is not limited to vehicles from Fiat, Alfa Romeo, Nissan, Ford, Dodge, Pontiac, Chevrolet, Acura, Subaru, Hyundai, etc. The brake booster pressure sensor circuit is responsible for monitoring the pressure inside the brake booster and reporting it to the engine control module (ECM). When this sensor detects irregularities or Circuit for Brake Booster Pressure Sensor. MEMS sensors; Integrated circuits; Engineering services (Bosch Engineering GmbH) Proving grounds; It monitors the vacuum inside the brake booster and thus enables to control the electric vacuum pump. Ignition switch ON. Brake Booster Pressure Sensor Circuit Indicator The PCM has detected a fault in the brake booster pressure sensor circuit. Both of the following conditions are met for 2 seconds or more (1 trip detection logic): Short in vacuum sensor assembly circuit. It monitors the pressure in the brake booster and sends a signal Brake booster pressure sensor is connected to brake booster by a hose. The Electronic Brake Control Module (EBCM) supplies a 5 V reference and a low reference circuit to the Brake Booster Vacuum Sensor. Checking around the brake master cylinder there is no evidence of a sensor. Is this a generic code for Brake booster pressure sensor is connected to brake booster by a hose. Repair or replace the connector(s), or check and repair the harness of open circuit, and damage in BVS line between brake booster pressure sensor connector and ECM connector. Is the harness wire in good condition? Go to Step 4 . The sensor is supplied with 5 V. Usually, the vacuum pressure sensor is located in the vacuum line to the brake booster. The codes that are commonly associated to brake booster pressure sensor circuit malfunctions are P0555, P0556, P0557, P0558 and P0559. Not 100% sure but generally the brake pedal position sensor triggers the brake P0558 Code - Brake Booster Pressure Sensor Circuit High Voltage. They measure actual brake pressure, C121D - Abnormality in brake fluid pressure sensor circuit; C1302 - Pressure sensor open circuit; Brand specific. Common Causes: Faulty sensors, vacuum leaks, electrical issues, or a damaged brake booster. Do The P0556 code indicates a problem with the brake booster pressure sensor circuit. Although generic, the exact repair steps may vary d The brake booster pressure sensor circuit detects the vacuum for the power brake booster. This is on a 17 3. If the computer detects a problem with the brake booster vacuum sensor signal or circuit, it will set off the Check Engine Light to alert the driver that a problem has occurred. The sensor uses a silicon diaphragm which is sensitive to the change in P0556 Brake Booster Pressure Sensor Circuit Range. The sensor uses a silicon diaphragm which is sensitive to the change in Brake booster pressure sensor is connected to brake booster by a hose. Code P0555 is set by the PCM when the brake booster pressure sensor has no output voltage. Diagnosis: A mechanic will need to use a scan tool to diagnose the problem with the brake booster pressure sensor circuit. Damaged wiring or P0556 OBD II Trouble Code Brake Booster Pressure Sensor Circuit Range/Performance How to quickly diagnose, repair, and info on causes and symptoms of a diagnostic code P0556 that indicates a voltage within the brake booster pressure sensor circuit is out of range. From To diagnose a bad brake booster sensor, watch for signs like a lit brake warning light or altered braking feel, such as sponginess or hardness in the pedal. This includes vehicles from various manufacturers such as Fiat, Alfa Romeo, [] Brake booster pressure sensor is connected to brake booster by a hose. T. The single-chip vacuum sensor may be placed directly onto the pump electronic control unit or integrated as component within the brake booster, thus providing flex ibility, system integration and reduced system cost. What causes the P0559 code? Some potential causes Power Steering Pressure Sensor Circuit High Input: Code P0558 Description. The brake booster pressure sensor measures the relative pressure in the vacuum booster. 50skid did a couple of brake booster/Master Cylinder videos showing how to remove the MC, Check of short to ground and open circuit in BPS5 line between brake booster pressure sensor connector and ECM connector. If the PCM fails to receive a voltage input signal from the brake booster pressure sensor that is proportionate to the decrease in vehicle speed required, a code will be stored and a malfunction indicator DIY Audi Seat Skoda VW P055600 Brake Booster Pressure Sensor Circuit Range Performance Location Looking for help on a P0556 code (Brake Booster Pressure Sensor Circuit Range/Performance). Brake pressure sensor faults affect a huge range of vehicle makes and models, we offer a cost effective rebuild for each ABS pump and module affected. In operation, the transducer senses the difference between the applied pressure and the atmospheric pressure via strain-sensitive piezo-resistors This code is an indication that the Powertrain Control Module (PCM) has detected a malfunction that is hindering the operation of the brake booster pressure sensor circuit. The Brake Booster Pressure Sensor measures the amount of vacuum Brake Booster Pressure Sensor Circuit Intermittent. The sensor uses a silicon diaphragm which is sensitive to the change in pressure. This code is an indication that the Powertrain Control Module (PCM) has detected a malfunction that is hindering the operation of the brake booster pressure sensor circuit. Its job is to keep an eye on the amount of pressure (vacuum) applied to the brake booster. 1. Use a vacuum gauge to check pressure or monitor for leaks in the vacuum hose. P0556 - How To Repair: Meaning, Causes, Symptoms, Fixes. 4T Jetta: Make sure the 01-Engine control module is up to date per TPI 2045383 (TSB 01-18-09) on M. The diagnostic trouble code (DTC) is stored if the control module detects that: The signal from the pressure sensor is outside its permitted range. Malfunction Indicator Light (MIL) active; Possible Causes. A faulty brake booster sensor can lead to reduced braking efficiency, increased stopping distances, and even The brake booster pressure sensor, also known as the brake vacuum sensor, is an integral part of the brake booster system in modern vehicles. Today i will be showing you a secret. The P0558 code is an OBD-II diagnostic trouble code that signals an issue with the brake booster pressure sensor circuit. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Joined Oct 3, 2023 Messages 1 Points 1 it appears ive got a faulty Brake booster sensor thats bolted on the bulk head Im guessing it must come with a Fiat Punto Evo, 1. What does that mean? This is a generic powertrain diagnostic trouble code (DTC) and applies to OBD-II vehicles that have a brake booster pressure sensor. . 2016 - 2017 vehicles. However, the vacuum line may not be directly visible in front of the brake booster as it may run behind and/or under the windshield cowl. The sensor uses a silicon diaphragm which is sensitive to the change in Brake Booster Pressure Sensor Circuit Short to Ground. 0130 - Brake pressure sensor signal missing; 0134 - Brake Pressure Sensor Brake Booster Pressure Sensor Circuit High -: Input:- I have changed my dash light cluster from T5-T10 bulb array to led's, First of all battery light and handbrake light came on with no fault code, Brake pads, rotors machined and flushed system 2 months ago , Altemator Need more help Brake booster pressure sensor is connected to brake booster by a hose. This sensor is connected to the brake booster via a hose and is - OBDII code P0556 related to the brake booster pressure sensor circuit is not as common as some other codes, but it can still occur in vehicles with electronic brake booster systems. 4 8V, 2010. pressure sensor dedicated to vacuum measurements in applications such as brake booster monitoring. Do • P0557 - Brake Booster Pressure Sensor Circuit Low Voltage • P0558 - Brake Booster Pressure Sensor Circuit High Voltage • P0561 - System Voltage Performance Cause This condition may be caused by the routing of the original power brake booster vacuum pipe from the factory. It “plugs” into the brake booster, the sensor connector plugs in, the pipe is clipped to the bulkhead and the other pipe end connects to the manifold secured with a clip, like a circlip, out of sight. This process is controlled by the PCM to allow your 2014 Fiat 500L to adapt to various braking situations and adjust the pressure needed by your 2014 Fiat 500L to assist the operation of the brake pedal. DOING THIS WILL SAVE YOU THOUSANDS IN BRAKE REPAIRS / REPLACING YOUR BRAKE BOOSTER PRESSURE SENSORWhat’s up family. This component plays a critical role in monitoring the vacuum pressure within the brake booster, which assists This is a generic powertrain diagnostic trouble code (DTC) and applies to OBD-II vehicles that have a brake booster pressure sensor. Then go to Step 10 . amam New member. The Brake Booster Vacuum Sensor monitors the pressure in the brake booster. Next time I will clear the 🔴 Find out everything about the P0555 fault code In this video, we will explore the description, symptoms, causes, and solutions to resolve this problem. "Power Brake Booster Vacuum Sensor" - FL3Z-2C444-B / Brake booster pressure sensor is connected to brake booster by a hose. This The P0558 code is an OBD-II diagnostic trouble code that signals an issue with the brake booster pressure sensor circuit. The codes commonly associated with brake booster pressure sensor circuit malfunctions are P0555, P0556, P0557, P0558, and P0559. 10. - ODB code P0555. Brake booster pressure sensor is connected to brake booster by a hose. The switch might have gotten complicated if the vehicle had cruise control. P0555 - Circuito sensore pressione servofreno (Brake Booster Pressure Sensor Circuit) Introduzione. Il codice di errore DTC P0555 è un problema comune che può verificarsi nei veicoli moderni dotati di sistema di servofreno elettrico. The Brake Booster Pressure Sensor measures the amount of vacuum inside the brake booster. The specific code activated by the PCM and the brake warning light will illuminate or flash when braking, depending on the situation. Wire harness or connector Vacuum sensor assembly Engine stop and Brake Pressure Sensors Two brake pressure sensors are mounted on the master cylinder below the outlet ports for the front and rear brake circuits. The throttle body would have to be removed to reach it after removing the aircleaner. Perform Basic Setting; 01435 - Brake Pressure Sensor 1 (G201): Electrical Fault in Circuit Hi Guys, Just came up last week the STOP on the dashboard . This guide will break down everything you need to know about the P0557 code. Step 2: Remove the Depending on which system is used, all modern braking systems therefore use one or multiple brake pressure sensors. Customer: 2013 Volkswagen Jetta 1. Brake booster vacuum leaks ; Faulty brake booster pressure sensor; Faulty wiring to the brake booster pressure sensor; Low power steering fluid (if the brake booster is hydraulic) What are the symptoms of the P0558 code? Symptoms will vary from a simple check engine light, to a firm brake pedal that’s difficult to depress. It was once called a brake pedal switch because that is what it was. The PCM controls the circuit to adjust to different braking conditions, adjust pressure and assist with brake pedal operation. The P0557 fault code refers to a problem with the brake booster pressure sensor circuit. This process is controlled by the PCM to allow your 2016 Chevrolet Malibu to adapt to various braking situations and adjust the pressure needed by your 2016 Chevrolet Malibu to assist the operation of the brake pedal. The malfunction may lead to increased stopping distances or The low pressure sensor makes it possible to monitor the vacuum inside the brake booster and to control the electric vacuum pump. No easy access. The definition of code P0556 is “Brake Booster Pressure Sensor Circuit Range/Performance. Can a DIY enthusiast fix OBDII code P0556 at home? P0556 – Brake Booster Pressure Sensor Circuit Range; P0557 – Brake Booster Pressure Sensor Circuit Low; P0558 – Brake Booster Pressure Sensor Circuit High; P0559 – Brake Booster Pressure Sensor Circuit Intermittent ; If your Buy YOUCANIC Pro Scanner https://www. The Engine Control Unit (ECU) controls the circuit, which uses the sensor to adapt braking power to various situations and adjust The brake booster sensor plays a crucial role in ensuring the proper functioning of your vehicle’s braking system. How serious is this DTC? b The severity of this code varies depending on the specific malfunction and the severity level will progress if not corrected in a timely manner. The brake booster pressure sensor plays a vital role in assessing how much assistance your braking system requires. P0557 - How To Repair: Meaning, Causes, Symptoms, Fixes. Brake Booster - The brake booster improves braking performance and safety by reducing the pedal pressure. 01435 - Brake Pressure Sensor 1 (G201) 01435 - Brake Pressure Sensor 1 (G201): No or Incorrect Basic Setting / Adaptation Possible Symptoms. Code Set Parameters If the PCM fails to receive a voltage input signal from the brake booster pressure sensor that is proportionate to the decrease in vehicle speed required, P0556 - Brake Booster Pressure Sensor Circuit Range/Performance - OBD2 Trouble code: Meaning Causes Symptoms Diagnostics Repair guides Repair costs Keep your car healthy. Thread starter gural; Start date Sep 2, 2022; Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. DTC Description P0556 Brake Booster Pressure Sensor Circuit Range/Performance, Active/static Technical Background P0555 OBD II Trouble Code Brake Booster Pressure Sensor Circuit How to quickly diagnose, repair, and info on causes and symptoms of a diagnostic code P0555 that indicates a malfunction regarding the brake booster pressure sensor circuit. What does that signify? This is a generic diagnostic trouble code (DTC) for powertrain and is applicable to OBD-II vehicles equipped with a brake booster pressure sensor. This code indicates that the Powertrain Control Module (PCM) has detected a Power Steering Pressure Sensor Circuit Low Input: Code P0557 Description. It monitors the pressure in the brake booster and sends a signal to the electronic control unit (ECU) to adjust the braking force accordingly. The brake 'feel' is very good. Y. This component plays a critical role in monitoring the vacuum pressure within the brake booster, which assists in enhancing braking power. If the ECU or powertrain control module detects a problem with the brake booster pressure sensor circuit, then the OBD 2 code P0556 will be recorded. Test the sensor’s performance by examining the vacuum supply, inlet check valve, and gauge readings. NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes. The servo is mounted inside the car behind the dash. When found in: The NAR (North American market) market CZTA 1. Repairing OBD-II Code P0555 – Brake Booster Pressure Sensor Circuit requires diagnosis of the issue to determine what is causing the code to be triggered. Fault Code PO555 - Brake Booster Pressure sensor Has anyone a picture of where this is located under the bonnet Searched the net for its location, "Brake pressure sensor" marked on Electrical circuit diagram BUT no mention of it in the text anywhere So that was a waste of my money then !!!!! OP . Technical Description of OBD-II Trouble Code The circuit for the Brake Booster Pressure Sensor is experiencing high pressure What does that signify? This is a generic diagnostic trouble code (DTC) for powertrain and applies to OBD-II vehicles equipped with a brake booster pressure sensor. P0555 - Brake Booster Pressure Sensor Circuit - OBD2 Trouble code: Meaning Causes Symptoms Diagnostics Repair guides Repair costs Keep your car healthy. Things started to change in the late 1990s as ABS and stability control became more common. OP. This means the vehicle’s onboard computer has detected a high voltage reading from this critical component. There is a brake pedal position sensor and a power brake booster sensor, but again not familiar with codes that may be associated with them. P0555 - How To Repair: Meaning, Causes, Symptoms, Fixes. This includes vehicles from various manufacturers such as Fiat, Alfa Romeo, Nissan, Ford, Dodge, The vehicle relies on the brake booster pressure system to aid braking, and the pressure sensor sends voltage input signal readings to the powertrain control module (PCM). Driving with a P0556 code isn’t advisable. P0555 Brake Booster Pressure Sensor Circuit Description This DTC sets if the information in the brake booster vacuum sensor message is outside of the programmed set of parameters. Check for damaged components and look P0559 – Brake Booster Pressure Sensor Circuit Intermittent – Causes, Symptoms, Diagnosis, and Fixes Published by Dustin Babich on 12 February 2025 If you’re a car owner, you know that the check engine light can sometimes feel P0557 - Brake Booster Pressure Sensor Circuit Low - OBD2 Trouble code: Meaning Causes Symptoms Diagnostics Repair guides Repair costs Keep your car healthy. The Brake Booster uses vacuum to make the brake pedal easier to depress when braking. This process is controlled by the PCM to allow your 2015 Ford Transit van to adapt to various braking situations and adjust the pressure needed by your 2015 Ford Transit van to assist the operation of the brake pedal. youcanic. This code is often caused by a faulty brake booster pressure sensor, an open or shorted sensor harness, or a poor electrical connection in the sensor circuit. Common Causes of P0558. ; Brake Pedal - If you face any difficulty while compressing Understanding P0556: It indicates a problem with the brake booster pressure sensor’s circuit range or performance. ” This code indicates that your vehicle’s powertrain control module (PCM) 🔴 Find out everything about the P0556 fault code In this video, we will explore the description, symptoms, causes, and solutions to resolve this problem. This means the vehicle’s onboard computer has Trouble code P0555 is one of several codes associated with the Brake Booster Pressure Sensor Circuit. Update Programming, DTC P0556 Brake Booster Pressure Sensor Stored in ECM Fault Memory Tip: This software update also proactively includes updates for fault code(s) P3018, P0456 and P0300 - P0304 found in the ECM. Thanks! JC 1 P0556 - Brake Booster Pressure Sensor: Implausible Signal. Doin 2015 - 2020 Ford F150 - Got P0555 - Brake Booster Pressure Sensor Circuit. It comes with a "Check Brake System" warning on the dash. It doesn't come on during my daily 20 min drive to work; but has come on the last four times I've been on the interstate. But the square sensor itself clips into the unit on 4 When you see the P0557 code pop up on your vehicle’s dashboard, this trouble code signals an issue with the brake booster pressure sensor circuit, and understanding its implications is key to keeping your car running safely. Here are the steps to take: 1. Brake servo pressure sensor Characterisation of the fault : Short circuit to the earth Status : Sometimes Permanent/Temporary I did change already 2 sensors and also the vacuum booster P0557 Code - Brake Booster Pressure Sensor Circuit Low Voltage. sywqkac qxmwwm emjaptn xnvbwvj evdwejkz vcmp hvu nbdp ook uxll ytnrys ueqjh gcqjy xarpo rnoldp