Spark plugs

Asked by Mar 20, 2016 at 09:11 PM about the 2003 BMW 3 Series 325i

Question type: Maintenance & Repair

Put all new proper spark plugs in. My check engine light is
on now. Car runs smooth . Does the engine light need to
be reset after such a job? Thanks Curt

1 Answer

232,265

No, you must have not hooked up or installed something correctly. Scan for the codes to determine what the issue is. You might have knocked something loose.

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