Conditions for Setting the DTC
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
C0131 00
- Sensor supply voltage is less than 4.5?volts or greater than 5.3?volts for more than 1?sec.
- Sensor signal voltage is less than 0.12?volts or greater than 3.2?volts for more than 1?sec.
C0131 3A or 4B
- EBCM has been replaced and the calibration to the brake pressure sensor is outside of programed range.
C0131 5A
- The EBCM detects the brake pressure does not increase when braking, when it received a message that the brake pedal is applied.
- The EBCM detects the brake pressure is increasing when braking, and did not receive a message that the brake pedal is applied.
- Internal pressure sensor fault.