Throttle Position Sensor: Service and Repair

GASKET INSTALLATION
Install the gasket as shown in the illustration.

CAUTION: Poor idling etc. may result if the gasket is installed incorrectly.




THROTTLE POSITION SENSOR AND IDLE AIR CONTROL MOTOR REMOVAL
1. Do not disassemble the sensor and motor.
2. Do not immerse solvent to clean the sensor and motor. Clean them with shop towel.

THROTTLE BODY DISASSEMBLY
1. Do not remove the throttle valve.
2. Check if the vacuum port or passage is clogged. Use compressed air to clean the vacuum passage.




THROTTLE POSITION SENSOR INSTALLATION
1. Set the throttle position sensor to the throttle body as shown in the diagram.




2. Turn throttle position sensor in the clockwise direction to set it and tighten screws.




3. Check for continuity across terminals 3 (closed throttle position switch) and 4 (ground) with the throttle valve both fully closed and fully open.




If there is not continuity with the throttle valve fully closed, turn the throttle position sensor counterclockwise and then check again.