Possible Cause
- CKP sensor malfunction.
- Camshaft Position (CMP) sensor malfunction.
- Ignition coil malfunction.
- Secondary ignition system malfunction.
- Mass Airflow (MAF) sensor malfunction.
- Vacuum leak between MAF sensor and plenum chamber.
- Fuel pump malfunction.
- Fuel pressure regulator malfunction.
- Plugged fuel line.
- Plugged fuel filter.
- Fuel lines leaking.
- Purge Control Solenoid Valve (PCSV) malfunction.
- PCV valve malfunction.
- EGR system malfunction.
- Vacuum hoses damaged or improperly connected.
- Poor connector connection or wiring problems.