Possible Causes
WARNING: This page is about a different variant/trim than selected.
| Possible Causes |
|---|
| EXCESSIVE RESISTANCE IN THE FTP SENSOR 5-VOLT SUPPLY CIRCUIT |
| EXCESSIVE RESISTANCE IN THE FTP SENSOR SIGNAL CIRCUIT |
| EXCESSIVE RESISTANCE IN THE FTP SENSOR RETURN CIRCUIT |
| BLOCKAGE/FLASH AT THE PORTS ON THE CAC DUCT AND THE AIR CLEANER |
| EVAPORATIVE PURGE HOSE/TUBE AND AIR FILTER OBSTRUCTION |
| OBD VENT VALVE OR THE EJECTOR TEE MALFUNCTION |
| FUEL TANK PRESSURE SENSOR |
| PURGE SOLENOID VACUUM SUPPLY |
| EVAPORATIVE PURGE HOSE/TUBE AND FRESH AIR FILTER OBSTRUCTION |
| PURGE SOLENOID |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .