Operation CHARM: Car repair manuals for everyone.

Poor Idle Quality

DIES AT STOPS
^ Throttle Valve Adjustment/Cleaning
^ Throttle Potentiometer
^ Idle Control Valve
^ Coolant Temperature Sensor

IDLES ROUGH
^ Clogged Injector(s)
^ Ignition Miss-fire
^ Intake Air Leak
^ Loose Fuel System Grounds
^ Airflow Meter

IDLES TOO HIGH
^ Throttle Valve Adjustment
^ Throttle Cable Adjustment
^ Idle Control Valve
^ Throttle Potentiometer

IDLES TOO LOW
^ Idle Control Valve
^ Airflow Meter
^ Throttle Potentiometer

IDLE SURGES
^ Idle Control Valve
^ Throttle Valve Adjustment
^ Throttle Potentiometer