Possible Cause
NOTE:
The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
- Fuel pump failure
- Fuel injector failure
- Fuel pressure regulator failure
- Fuel line failure
- Fuel supply system failure
- Mass air flow (MAF) sensor range/performance problem
- Manifold absolute pressure (MAP) sensor range/performance problem
- A/F sensor (sensor 1) failure
- Secondary HO2S (sensor 2) failure
- Vacuum hose misinstalled
- Throttle body air leak
- Intake manifold air leak
- EVAP canister purge valve failure