Possible Cause
WARNING: This page is about a different variant/trim than selected.
P0420
- Three way catalyst (manifold)
- Exhaust tube
- Intake air leakage
- Fuel injector
- Fuel injector leakage
- Spark plug
- Improper ignition timing
P0430
- Three way catalyst (manifold)
- Exhaust tube
- Intake air leakage
- Fuel injector
- Fuel injector leakage
- Spark plug
- Improper ignition timing