volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

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Installing control unit and hydraulic unit > < Removing control unit and hydraulic unit

Golf Mk4

Unbolting control unit from hydraulic unit
Unbolting control unit from hydraulic unit
–  Place hydraulic unit with control unit downwards on a clean flat level surface.
   
–  Remove Torx socket head bolts E5 -arrows- from hydraulic pump.
  WARNING
Hydraulic pump must not be separated from hydraulic unit.
  N45-0240
–  The hydraulic pump must therefore be secured onto the hydraulic unit with the red retainer -1- from the repair kit and two sealing plugs -2-.
  N45-0337
Carefully lift hydraulic unit with hydraulic pump at joint -1- upwards off control unit.
  N45-0339
When pulling off control unit, ensure that the hydraulic unit valve contact pin is not canted on control unit solenoid valves.
Cover control unit solenoid valves with a lint-free cloth.
After separating control unit and hydraulic unit use transportation protection for valve contact pin.
The contact pin -2- supplied as a spare part for the control unit can only be clipped in once and then cannot be removed.
  N45-0338

Installing control unit and hydraulic unit > < Removing control unit and hydraulic unit