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Checking angle senders for throttle valve drive > < Checking for contamination of throttle valve

A3 Mk1

Cleaning throttle valve module
Cleaning throttle valve module
Special tools and workshop equipment required
t  Acetone
  Note
t  Observe all relevant safety precautions.
t  Observe rules for cleanliness.
t  Take care not to scratch the throttle valve housing when cleaning it.
Procedure:
–  Remove throttle valve module.
   
–  Open throttle valve by hand and block it in the open position with a suitable object -arrow-.
  WARNING
Acetone is highly flammable. Please observe all accident prevention regulations and safety precautions when handling flammable liquids. Do not use compressed air when cleaning the throttle valve. Wear safety goggles and protective clothing to avoid possible injury and skin contact.
  N24-10125
–  Clean throttle valve housing, especially around the points where the throttle valve closes, using commercially available acetone and a small brush.
–  Wipe out throttle valve housing with a lint-free cloth.
–  Allow acetone to evaporate completely and re-install throttle valve module after cleaning.
–  Perform adaption of engine control unit to throttle valve module → Chapter.
  N24-10124

Checking angle senders for throttle valve drive > < Checking for contamination of throttle valve