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Injection system > < Exhaust gas turbocharger with supercharger air system

Leon Mk1

Engine control unit with anti-theft protection, Version 1: Removing and installing
Engine control unit with anti-theft protection, Version 1: Removing and installing
Removing → Anchor
Installing → Anchor
  Note
To replace the engine control unit -J623-, connect the central diagnosis -VAS 5051B- or central diagnosis -VAS 5052- and complete the guided function „Replace control unit“.
Removing
–  Switch ignition OFF.
–  Remove the front panel of the plenum chamber → Bodywork, exterior fitting work; Rep. gr.50.
   
–  Release front connector -1- from engine control unit and pull it off.
–  Lever up catch -2- slightly.
–  Then push engine control unit out of retainer -arrow-.
–  Release and unplug the rear connector on engine control unit.
Installing
–  Fit rear connector to engine control unit and lock in position.
–  Push engine control unit onto bracket.
–  Fit front connector to engine control unit and lock it in position.
–  Remove the front panel of the plenum chamber → bodywork, exterior fitting work; Rep. gr.50.
  N24-10056

Injection system > < Exhaust gas turbocharger with supercharger air system