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Volkswagen Golf Service & Repair Manual: Removing and installing onboard supply control unit -J519-, LHD vehicles

Volkswagen Golf Service & Repair Manual / Electrical system / Wiring / Control units / Removing and installing onboard supply control unit -J519-, LHD vehicles

  Note
When renewing the control unit, select Renew function for the respective control unit in Guided fault finding or Guided functions mode → Vehicle diagnostic tester.
Removing
–  Switch off ignition.
–  Remove ignition key, if inserted.
–  Remove footwell cover on driver side → General body repairs, interior; Rep. gr.68.
–  Remove lower A-pillar trim → General body repairs, interior; Rep. gr.70.
–  Remove foot rest → General body repairs, interior; Rep. gr.70.
   
–  Unplug electrical connectors -1, 2, 3-.
 

Removing and installing onboard supply control unit -J519-, LHD vehicles

–  Press locking detent -1- to disconnect connectors.
–  Swing retainer in -direction of arrow- and pull off connector.
 

Removing and installing onboard supply control unit -J519-, LHD vehicles

–  Release retaining springs -arrow-, swivel onboard supply control unit -4- out of bracket -5- and remove downwards.
Installing
Installation is carried out in the reverse sequence.
 

Removing and installing onboard supply control unit -J519-, LHD vehicles

Assembly overview - data bus diagnostic interface
1 -  Electrical connector For data bus diagnostic interface -J533- 2 -  Data bus diagnostic interface -J533- Remov ...

Removing and installing onboard supply control unit -J519-, RHD vehicles
  Note When renewing the control unit, select Renew function for the respective control unit in Guided fault finding or Guided functions mode &# ...

Other materials:

Flat connector systems
  Note If necessary, any housing catches in place (secondary locking mechanisms) must be released or removed prior to disengaging the contacts using the prescribed tool → Chapter.     ...

Engine preheating
Fig. 131 The front left of the bumper: connection for engine preheating ② First read and observe the introductory information and safety warnings In engine preheating mode, the engine coolant is heated slowly using a heating element while the vehicle is stationary. To do so, the cables ...

Remedies when vehicle pulls to one side
Test conditions before and during the road test: –  Check all suspension components on the front and rear axles for damage. –  Check tyre pressure and correct if necessary. –& ...

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