Possible Causes
| POSSIBLE CAUSES |
|---|
| 5-VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE |
| APP SIGNAL 1 CIRCUIT SHORTED TO VOLTAGE |
| APP SIGNAL 1 CIRCUIT SHORTED TO THE 5-VOLT SUPPLY CIRCUIT |
| APP SIGNAL 1 CIRCUIT OPEN OR HIGH RESISTANCE |
| SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE |
| ACCELERATOR PEDAL POSITION SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .