IDLE MIXTURE ADJUSTMENT
Note. Idle mixture is not adjustable. If idle mixture is incorrect, see TESTS W/CODES - EEC-IV article in the ENGINE PERFORMANCE section.
THROTTLE POSITION (TP) SENSOR ADJUSTMENT
Note. Throttle Position (TP) Sensor on gasoline engines is not adjustable. Replace TPS if sensor is not within specifications. See TP SENSOR VOLTAGE SPECIFICATIONS table.