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Removing and installing mounting for relay and fuse carrier with onboard supply control unitJ519 > < Removing and installing 4-position relay and fuse carrier with screw connection

A4 Mk3

Removing and installing onboard supply control unitJ519
Removing and installing onboard supply control unit -J519-
–  When renewing control unit select „Replacement“ function for appropriate control unit in „Guided Fault Finding“ or „Guided Functions“ → Vehicle diagnostic tester.
   
Removing
–  Switch off ignition and take out ignition key.
–  Remove dash panel trim (driver's side) → Rep. gr.68.
–  Press retaining springs in direction of -arrow-, disengage 3-position relay and fuse carrier -1- and detach.
  A97-10477
–  Disconnect electrical wire -1- on 4-position relay and fuse carrier.
–  Release retaining spring -arrow A- and swivel relay and fuse carrier -3- out of mounting -arrow B-.
  Note
Disregard -item 2-.
  A97-10345
–  Release retaining spring -arrow- and take out onboard supply control unit -J519--item 1- downwards out of mounting.
–  Unplug electrical connectors -2, 5, 6, 7, 8-.
–  Unplug electrical connectors -3- and -4-.
  A97-10476
–  Unplug electrical connector by pressing catch -1- and moving retaining clip in direction of -arrow-; then detach connector.
Installing
Installation is carried out in the reverse order; note the following:
l  Tightening torque → Fig.
–  Install dash panel trim (driver's side) → Rep. gr.68.
  A90-0199

Removing and installing mounting for relay and fuse carrier with onboard supply control unitJ519 > < Removing and installing 4-position relay and fuse carrier with screw connection