Possible Causes
| Possible Causes |
|---|
| VACUUM LEAK |
| RESISTANCE IN THE MAP 5-VOLT SUPPLY CIRCUIT |
| MAP 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND |
| RESISTANCE IN THE MAP SIGNAL CIRCUIT |
| MAP SIGNAL CIRCUIT SHORTED TO GROUND |
| RESISTANCE IN MAP SENSOR GROUND CIRCUIT |
| RESISTANCE IN THE TP 5-VOLT SUPPLY CIRCUIT |
| TP 5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND |
| RESISTANCE IN THE TP SENSOR SIGNAL CIRCUIT |
| TP SENSOR SIGNAL CIRCUIT SHORTED TO GROUND |
| RESISTANCE IN THE TP SENSOR RETURN CIRCUIT |
| MAP SENSOR |
| TP SENSOR/THROTTLE BODY |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .