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Checking components > < Cleaning throttle valve module J338

Golf Mk5

Removing and installing engine control unitJ623
Removing and installing engine control unit -J623-
Removing and installing engine control unit, Golf Plus → Chapter.
  Note
If the engine control unit is to be renewed, connect vehicle diagnosis, testing and information system -VAS 5051B- and perform the guided function “Renewing engine control unit”.
Removing:
–  Switch off ignition.
–  Remove wiper arms, plenum chamber cover and plenum bulkhead → Electrical system; Rep. Gr.92.
   
–  Bend catch open slightly -1-.
–  Then push engine control unit out of retainer -arrow-.
–  Now release connector on engine control unit and pull off connector.
Installing:
–  Fit connector to engine control unit and lock connector in position.
–  Push engine control unit onto bracket.
  N24-10095
–  Press catch -1- against engine control unit.
–  Install plenum chamber bulkhead, plenum chamber cover and wiper arms → Electrical system; Rep. Gr.92.
  N24-10095

Checking components > < Cleaning throttle valve module J338