Possible Causes
WARNING: This page is about a different variant/trim than selected.
| Possible Causes |
|---|
| ENGINE OIL LEVEL LOW/AERATED OR CONTAMINATED |
| INCORRECT ENGINE OIL FILTER |
| INSUFFICIENT OIL PRESSURE DUE TO A MECHANICAL FAILURE IN THE OILING SYSTEM |
| ENGINE VACUUM LEAK |
| EXHAUST RESTRICTION |
| FAULTY IGNITION COIL OR SPARK PLUG |
| FUEL SYSTEM ISSUES (POOR QUALITY OR FUEL PRESSURE ISSUE) |
| FAULTY FUEL INJECTOR |
| CRANKSHAFT POSITION SENSOR (CKP) OR TONE WHEEL ISSUES |
| EXCESSIVE CARBON BUILD-UP OR VALVETRAIN ISSUE |
| VARIABLE VALVE ACTUATION (VVA) SYSTEM ISSUES |
| COOLANT LEAKING INTO A CYLINDER |
| ENGINE MECHANICAL/LOW COMPRESSION |
| POWERTRAIN CONTROL MODULE (PCM) |
Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE .