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Exploded view - removing and installing four-wheel drive control unitJ492, rear final drive 0BD, 0BS and 0BY (Haldex coupling ge > < Removing and installing four-wheel drive control unitJ492, rear final drive "02D/0AV"

A3 Mk2

Electrical and electronic components and fitting locations, rear final drive „0BR“, „0BS“ and „0BY“ (Haldex coupling generation „Haldex IV“)
   
Electrical and electronic components and fitting locations, rear final drive „0BR“, „0BS“ and „0BY“ (Haldex coupling generation „Haldex IV“)
1 - Four-wheel drive control unit -J492-
q   Important signals are transferred to four-wheel drive control unit from the engine control unit and the ABS with EDL control unit -J104- via data bus.
q   Exploded view → Chapter
q   Removing and installing → Chapter
2 - Coupling opening control valve -N373-
3 - Haldex coupling pump -V181-
q   Can be checked in „Guided fault finding“ using vehicle diagnostic tester
q   Removing and installing → Chapter
4 - Diagnostic connection
q   Fitting location: front footwell (left-side)
5 - Accelerator position sender -G79-

   

Exploded view - removing and installing four-wheel drive control unitJ492, rear final drive 0BD, 0BS and 0BY (Haldex coupling ge > < Removing and installing four-wheel drive control unitJ492, rear final drive "02D/0AV"