What does p2189 mean on a car engine?
What does p2189 mean on a car engine? NOTE #1: Code P2189 indicates an issue with the air/fuel mixture when the engine is running at idle; issues with the air/fuel mixture when the engine is running above idling speed is generally indicated by other codes, some of which may be manufacturer specific. What causes rough idle on a car engine? The vehicle engine computer can detect small deviating operating parameters and store related trouble codes as necessary. You can then use a code reader to identify the specific problem, and then determine if that malfunction is what is causing the...