P0567

DTC P0567 Cruise Resume Circuit






Circuit Description

The cruise resume/accel switch is an input to the fuel control portion of the PCM. These inputs allow the PCM to control and hold a requested speed. The cruise resume/accel switch sends an ignition voltage to the PCM when the switch is closed (ON).

Conditions for Running the DTC

The cruise switch is OFF.
or
The cruise switch is ON.

Conditions for Setting the DTC

The ignition voltage is on the resume switch signal circuit.
or
The resume switch is ON for longer than 25.5 seconds.

Action Taken When the DTC Sets

^ The PCM will not illuminate the malfunction indicator lamp (MIL).
^ The PCM records the operating conditions at the time the diagnostic fails. This information stores in the Failure Records.

Conditions for Clearing the MIL/DTC

^ A History DTC will clear after forty consecutive engine warm up cycles if this or any other emission related diagnosic does not report any failures.
^ Use of a scan tool will clear the DTC codes.

Diagnostic Aids

Check for a resume/accel switch stuck in the engage position or the signal circuit shorted to voltage.

Test Description

Number(s) below refer to the step number(s) on the Diagnostic Table.

2. This step determines if the signal circuit is shorted to voltage.
3. This step determines if the PCM or switch is at fault.