Possible Causes
| Possible Causes |
|---|
| (K136) MTV CONTROL CIRCUIT SHORTED TO VOLTAGE |
| (K136) MTV CONTROL CIRCUIT SHORTED TO GROUND |
| (K136) MTV CONTROL CIRCUIT OPEN OR HIGH RESISTANCE |
| (Z904) GROUND CIRCUIT OPEN OR HIGH RESISTANCE |
| MANIFOLD TUNE VALVE ASSEMBLY |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding.