Diagnostic Test
- CHECK FOR AN ACTIVE DTC NOTE:
This DTC is set when the APP Sensor values are learned in-plant but do not reach the minimum or maximum voltage range.
NOTE:Diagnose any APP Sensor or 5-Volt Supply DTCs before continuing.
- Start the engine and allow it to reach normal 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 may result in possible serious or fatal injury.
- With the scan tool, read DTCs and record on the repair order.
Is the DTC active or pending?
Yes
- Go To 2
No
- Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to INTERMITTENT CONDITION .
- Start the engine and allow it to reach normal operating temperature.
- ACCELERATOR PEDAL POSITION SENSOR
- With a scan tool perform the ETC RELEARN function.
- With the scan tool, erase DTCs.
- Start the engine.
- With the scan tool, read DTCs.
Is the DTC active or pending?
Yes
- Replace the APP Sensor in accordance with the Service Information. Refer to PEDAL, ACCELERATOR, REMOVAL AND INSTALLATION . After installation is complete, perform the ETC RELEARN function.
- Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
No
- Test complete.