Possible Causes
| POSSIBLE CAUSES |
|---|
| HIGH RESISTANCE IN THE 5-VOLT SUPPLY CIRCUIT |
| HIGH RESISTANCE IN THE THROTTLE POSITION SENSOR SIGNAL 2 CIRCUIT |
| HIGH RESISTANCE IN THE THROTTLE POSITION SENSOR GROUND CIRCUIT |
| THROTTLE BODY |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .