Possible Causes
| Possible Causes |
| INTERMITTENT DTC |
| (K136) MTV CONTROL CIRCUIT SHORTED TO VOLTAGE |
| (K136) MTV CONTROL CIRCUIT SHORTED TO GROUND |
| (K136) MTV CONTROL CIRCUIT OPEN OR HIGH RESISTANCE |
| (Z816) GROUND CIRCUIT OPEN OR HIGH RESISTANCE |
| MANIFOLD TUNE VALVE ASSEMBLY |
| POWERTRAIN CONTROL MODULE (PCM) |
Perform *PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE
.