C0880

DTC C0880

CIRCUIT DESCRIPTION
The brake pedal position sensor 5 volt reference voltage circuit is monitored for an over or under voltage condition.

CONDITIONS FOR RUNNING THE DTC
The ignition is ON.

CONDITIONS FOR SETTING THE DTC
A malfunction is detected if the supply voltage is above 5.1 volts or below 4.9 volts continuously for more than 100 milliseconds.

ACTION TAKEN WHEN THE DTC SETS
When DTC C0880 is set the following will occur:
- Engine drive control is disabled.
- Panic brake assist is disabled.
- Traction control system is disabled.
- Vehicle stability enhancement system is disabled.
- The service vehicle soon lamp will illuminate.

CONDITIONS FOR CLEARING THE DTC
- The current DTC will clear when the fault is no longer present.
- A history DTC clears after 100 consecutive ignition cycles in which no faults have occurred.
- Clear the DTC with a scan tool.

DIAGNOSTIC AIDS
Possible causes of this DTC are the following conditions:
- A short to ground in the brake pedal position sensor 5 volt reference voltage circuit.
- A short to voltage in the brake pedal position sensor 5 volt reference voltage circuit.
- A short to ground in the brake pedal position sensor signal circuit.
- A short to voltage in the brake pedal position sensor signal circuit.
- A malfunctioning brake pedal position sensor.
- A internal control module malfunction.

TEST DESCRIPTION

Steps 1 - 4:

Steps 5 - 10:

Steps 11 - 12:

The number below refers to the step number on the diagnostic table.
3. Tests for the proper operation of the circuits.