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Volkswagen Workshop Service and Repair Manuals

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

Golf Mk5

Unscrewing control unit from hydraulic unit
Unscrewing control unit from hydraulic unit
  Note
Separation of the control unit and hydraulic unit is not possible in vehicles with hydraulic brake servo or hill hold assist.
–  Place hydraulic unit with control unit downwards on a clean flat level surface.
   
–  Remove Torx bolts E5 -arrows- from hydraulic pump.
  WARNING
Hydraulic pump must not be separated from hydraulic unit.
Avoid electrostatic charge!
  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 the control unit, ensure that the hydraulic unit contact pins are not canted against the control unit solenoids.
Item 2 adapter for pump motor.
–  Cover control unit solenoids with a lint-free cloth.
After separating control unit and hydraulic unit, use transport protection for contact pins.
  N45-0338

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