Throttle Valve Control Module -J338 -, CHECKING: Function

Throttle valve operation occurs by an electric motor identified as Throttle Drive Motor located within the Throttle Valve Control Module -J338 - / Throttle Position Sensor -G69-. It is controlled by the Engine Control Module - J623- with primary inputs from the Accelerator Pedal Position Sensor -G79- / Accelerator Pedal Position Sensor 2 -G185- as well as other peripheral inputs from Throttle Position Sensor -G69- and Throttle Drive Motor.

The Throttle Valve Control Module -J338 - / Throttle Position Sensor -G69- components cannot be serviced separately, it must be serviced as a unit.

Special tools and workshop equipment required 

• Multimeter
• Wiring Diagram
• Scan Tool