Workshop Manuals Factory service & repair Vauxhall
Vauxhall Astra J05 · Body Systems
05 · Body & interior

DTC P057B-P057E

Make
Vauxhall
Model
Astra J
Section
Diagnostic Information and Procedures › Miscellaneous › DTC P057B-P057E
Body SystemsDTC P057B-P057E

DTC P057B-P057E

Diagnostic Instructions

•  Perform the Diagnostic System Check - Vehicle prior to using this diagnostic procedure.
•  Review Strategy Based Diagnosis for an overview of the diagnostic approach.
•  Diagnostic Procedure Instructions provides an overview of each diagnostic category.

DTC Descriptors

DTC P057B 00: Brake Pedal Position Sensor Performance
DTC P057C 00: Brake Pedal Position Sensor Circuit Low Voltage
DTC P057D 00: Brake Pedal Position Sensor Circuit High Voltage
DTC P057E 00: Brake Pedal Position Sensor Circuit Erratic

Circuit/System Description

The body control module (BCM) monitors the brake pedal position sensor. When the brake pedal is applied, the BCM detects a predetermined voltage signal. The BCM sends a serial data message to the engine control module (ECM) indicating the status of the stop lamps.

Conditions for Running the DTC

The engine is ON.

Conditions for Setting the DTC

•  The ECM receives an invalid brake pedal status serial data message from the BCM.
•  This diagnostic runs continuously.

Action Taken When the DTC Sets

•  The malfunction indicator lamp (MIL) will not illuminate.
•  The cruise control system is disabled.

Conditions for Clearing the DTC

•  The condition responsible for setting the DTC no longer exists.
•  A history DTC will clear after 40 malfunction free ignition cycles have occurred.

Reference Information


Schematic Reference

Exterior Lights Schematics


Connector End View Reference

Component Connector End Views


Description and Operation

Exterior Lighting Systems Description and Operation


Electrical Information Reference


Scan Tool Reference

Control Module References for scan tool information

Circuit/System Testing

1. Ignition ON, verify that DTC C0277 is not present in the BCM.
⇒ If DTC C0277 is present, refer to DTC C0277 or C0890 .
2. Observe the stop lamps while applying and releasing the brake pedal. Verify the stop lamps operate properly.
⇒ If the stop lamps do not operate properly, refer to Symptoms - Lighting .
3. Replace the module which sets the DTC and verify the DTC does not reset.
⇒ If the DTC resets replace the K9 Body Control Module.

Repair Instructions

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

Control Module References for control module replacement, setup, and programming

Parts & tools for this job For Vauxhall Astra

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