C0880

DTC C0880

Circuit Description

The brake pedal position (BPP) sensor 5-volt reference voltage circuit is monitored for an over or under voltage condition.

DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC C0880 Device Voltage Reference Output 2 Circuit

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:

* The engine drive control is disabled.
* The panic brake assist is disabled.
* The traction control system is disabled.
* The 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 BPP sensor 5-volt reference voltage circuit
* A short to voltage in the BPP sensor 5-volt reference voltage circuit
* A short to ground in the BPP sensor signal circuit
* A short to voltage in the BPP sensor signal circuit
* A malfunctioning BPP sensor
* A internal control module malfunction

Test Description

Step 1 - Step 10:

Step 11 - Step 12:

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