DTC P11B2 Chevrolet

ABS Main Relay 1 Open

ABS Main Relay 1 Open

Description

When either of the following is detected: 1. Relay contact is off (BS1 terminal is less than 3.5 V) for at least 0.2 seconds when R1+ terminal voltage is 9.0 V or more and ABS relay No.1 is on. 2. R1+ terminal voltage is less than 9.0 V and No.1 relay cannot be on for at least 0.2 seconds when ABS relay No.1 is turned on (BS1 terminal is 3.5 V or more).

Cause and Solution

ABS relay No.1 ABS relay No.1 circuit Brake ECU

Video Guide

Duration: PT4M14S | Uploaded: 2020-07-23

Diagnostic Info

  • DTC Code: P11B2
  • Brand: Chevrolet
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