Diagnostic Test

1) DTC IS ACTIVE
NOTE: This DTC is set when the minimum and maximum APPS values are learned in-plant but do not reach the proper voltage range.

NOTE: Diagnose and repair any APPS out of range and 5 volt supply DTCs before continuing.

Start the engine and allow it to reach operating temperature.

WARNING: When the engine is operating, do not stand in direct line with the fan. Do not put your hands near the pulleys, belts, or fan. Do not wear loose clothing. Failure to follow these instructions can result in personal injury or death.

With the scan tool, select View DTCs.

Is the status Active for this DTC?

Yes
1. Go to step 2).
No
1. Refer to *CHECKING FOR AN INTERMITTENT DTC .
2) ACCELERATOR PEDAL POSITION SENSOR
With a scan tool perform the ETC RELEARN function.

With the scan tool, clear DTCs.

Start the engine.

With the scan tool, select View DTCs.

Is the status Active for this DTC?

Yes
1. Replace the Accelerator Pedal Position Sensor in accordance with the Service Information. After installation is complete, perform the ETC RELEARN function.
2. Perform *PCM VERIFICATION TEST .
No
1. Test Complete.