Procedures

Throttle Valve Control Module, Cleaning

Special tools, testers and auxiliary items required

• Acetone

• Pay attention to the rules of cleanliness. Refer to => [ Clean Working Conditions ] Fuel Supply.

• The throttle valve blade connections must not be damaged when cleaning.

Procedure

- Remove the throttle valve control module. Refer to => [ Throttle Valve Control Module J338 ] Removal and Replacement.

- Open throttle valve by hand and hold it in the open position with a suitable object - arrow -.






Acetone is easily flammable. Observe accident prevention measures and safety information when working with easily flammable fluids. Do not used compressed air when cleaning the throttle valve. Always wear protective eye wear and protective clothing to prevent injuries and fuel from coming in contact with your skin.

- Clean the throttle valve blade connections, especially in the areas of a closed throttle valve, with standard acetone and a brush.






- Wipe the throttle valve blade with a lint free cloth.

- Allow the acetone to dry completely and reinstall the cleaned throttle valve control module.

- Adapt the Engine Control Module (ECM) to throttle valve control module. Refer to "Guided Functions" in the vehicle diagnostic tester.