Possible Causes
| Possible Causes |
|---|
| (K42) KS SIGNAL CIRCUIT SHORTED TO VOLTAGE |
| (K42) KS SIGNAL CIRCUIT SHORTED TO GROUND |
| (K42) KS SIGNAL CIRCUIT SHORTED TO THE (K942) KS RETURN CIRCUIT |
| (K42) KS SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE |
| (K942) KS RETURN CIRCUIT OPEN OR HIGH RESISTANCE |
| KNOCK SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to *PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .