Volkswagen Golf Quiz
Electrical system

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

In this manual: Electrical system
General body repairs, exterior — 230General body repairs, interior — 279General information, paint — 133Vechile- specific paint information — 27Heating, air conditioning — 156Auxiliary heater — 58Air conditioning system with refrigerant R134a — 1297- speed dual clutch gearbox 0CW — 544- cylinder injection engine(1.4 1 direct inction. turbocharger) — 182Fuel supply system - Petrol engines — 59Running gear, axles, steering — 221Brake system — 92Wheels and Tyres guide — 12Guide for using trailers — 11Wheels and Tyres Guide - General Information — 121Brake system (hybrid) — 73Electrical system — 326Communication — 65Electrical system, general information — 111
~1min read
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

Test yourself

A quick Volkswagen Golf quiz: every answer comes with an explanation and a link to the manual page.