Possible Causes
WARNING: This page is about a different car, the 2017 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
| Possible Causes |
|---|
| ENGINE VACUUM LEAK |
| FAULTY FUEL INJECTOR |
| FAULTY IGNITION COIL OR SPARK PLUG |
| CRANKSHAFT POSITION SENSOR (CKP) OR TONE WHEEL ISSUES |
| EXCESSIVE CARBON BUILD-UP OR VALVETRAIN ISSUE |
| 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 .