Possible Causes
WARNING: This page is about a different variant/trim than selected.
| Possible Causes |
|---|
| SUCTION AT TAIL PIPE (EXHAUST DUMP) |
| BLOCKAGE IN LP EGR SENSOR TUBES |
| DISCONNECTED OR DAMAGED LP EGR SENSOR TUBES |
| SWITCHED HOSES ON LP EGR SENSOR |
| EXHAUST LEAK |
| EXHAUST PRESSURE SENSOR SIGNAL CIRCUIT OPEN/HIGH RESISTANCE |
| EXHAUST PRESSURE SENSOR RETURN CIRCUIT OPEN/HIGH RESISTANCE |
| EXHAUST PRESSURE SENSOR SIGNAL CIRCUIT SHORTED TO GROUND |
| EXHAUST PRESSURE SENSOR RETURN CIRCUIT SHORTED TO GROUND |
| EXHAUST PRESSURE SENSOR |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .