Volkswagen Workshop Service and Repair Manuals

• ABS hydraulic unit -N55
• ◆ Located on left of engine compartment.
• ◆ The hydraulic pump -V64- and the inlet/outlet valves in the hydraulic unit are checked by self-diagnosis
• ◆ The hydraulic pump -V64- and valve block must not be separated from one another
• ◆ Removing and installing

=> Brake systems; Repair group 45

• ◆ When changing the hydraulic unit, always seal the old part with the plugs from the repair set Part No.
  1H0 698 311 A

• Brake light switch -F
• ◆ The brake light switch is open in the rest position;
• ◆ Can be checked via reading measured value block
• ◆ Adjusting

=> Brake system; Repair group 46; Brake pedal - Assembly overview; Adjusting brake light switch

• ABS warning lamp -K47
• Locations:
• ◆ LHD, on right of dash panel insert
• ◆ RHD, on left of dash panel insert
• Function:
• Brake system warning lamp -K118
• ◆ Location: In the dash panel insert
• Function:

• ABS control unit -J104
• ◆ Location: on hydraulic unit on left of engine compartment
• ◆ Checking multi-pin connector to control unit
• ◆ Do not disconnect connector before successfully completing self-diagnosis. Switch ignition off before separating connection.
• Rotor for speed sensor
• ◆ Rotor and speed senders for rear left and right-hand sides are identical
• ◆ Removing and installing

=> Running gear, axles, steering; Repair group Gr. 42; Servicing wheel bearings

• Rotor for speed sensor
• ◆ Rotor and speed senders for front left and right-hand sides are identical
• ◆ Removing and installing

=> Running gear, Axles, Steering; Repair group 40; Servicing front suspension

• Rear right/left speed sensor -G44-/-G46
• ◆ Before inserting the sensor clean the inner surface of the sensor mounting and coat with lubricating paste
  G 000 650
• ◆ When connecting the speed sensor wire ensure it is not twisted in the wheel housing
• ◆ Securing bolt tightening torque
  - 10 Nm

• Front right/left speed sensor -G45-/-G47
• ◆ Before inserting the sensor clean the inner surface of the sensor mounting and coat with lubricating paste
  G 000 650
• ◆ When connecting the speed sensor wire ensure it is not twisted in the wheel housing
• ◆ Securing bolt tightening torque
  - 10 Nm
• Diagnostic connections
• ◆ Location: Behind driver's side stowage compartment