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"Service Engine Soon" keeps appearing on my instrument panel. Taken it back to Dealer 4 times now. Code that keeps coming up is"no fault engine code"

Vehicle: 2004 Nissan Murano-3.5L
asked by

1 Answer

If you are getting P0420 that is why the engine light is coming on.

the car will be need to be checked

Possible causes
- Three way catalyst converter Bank 1
- Exhaust tube
- Intake air leaks
- Fuel injectors may be faulty
- Fuel injector leaks
- Spark plugs may be faulty
- Improper ignition timing
- Engine Control Module (ECM)


answered by (3.5k points)

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