Repair Procedures: Cleaning
- Remove the ETC module.
(Refer to Electronic Throttle Control System Engine Control System .)
- Keep the opening position of the ETC module plate with the fixing jig.
- Clean the contamination part of the throttle body with a soft and lint-free cloth dampened with cleanser to prevent foreign objects from going in.NOTE:
- Do not spray a cleanser directly to ETC module.
- Do use a soft and lint-free cloth to clean carbon.
- Be careful not to wipe out coating (A) around the shaft.
If the coating is removed, poor idling control can be caused by excessive air leakage or going the foreign material into the bearing of the shaft. - After cleaning it, re-install the ETC module and perform ETC module learning procedure.
(Refer to Adjustment Engine Control System .)