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Removing and installing parts of the injection system > < Technical data

A4 Mk1

Motronic injection and ignition system (6-cylinder)
Servicing Motronic injection system
Fitting locations overview
 
A24-0140
  •          Diagnostic connector
    • ◆ Located in rear ashtray in centre console
  •          Fuel pump relay
    • ◆ In relay position 6 in central electrics below dash panel
  • Activated charcoal filter solenoid valve 1 -N80
  • 4 pin connector
    • ◆ For Lambda probe 1 -G39
  • 3 pin connector
    • ◆ For knock sensor 1 -G61
  • Coolant temperature sender -G62
    • ◆ On coolant pipe behind cylinder head Bank 1
 
A24-0140
  • Secondary air inlet valve
    -N112
    • ◆ Only on vehicles with secondary air system
  • Throttle valve control part -J338
  • Intake air temperature sender -G42
  • Intake manifold change-over valve -N156
  • 4 pin connector
    • ◆ For Lambda probe 2 -G108 and Lambda probe heating -Z28
  • 3 pin connector
    • ◆ For engine speed sender -G28
  • 3 pin connector
    • ◆ For knock sensor 2 -G66
 
A24-0140
  • Electronics box in plenum chamber
    • ◆ Engine control unit -J220
    • ◆ Secondary air pump relay -J299
      (only on vehicles with secondary air system)
  • Fuel pressure regulator
  • Hall sender -G40
    • ◆ Cylinder bank 2
  • Lambda probe 2 -G108
  • Engine speed sender -G28
    • ◆ In gearbox housing above starter ring gear
  • Knock sensor 2 -G66
  • Camshaft adjustment valve 2 -N208
 
A24-0140
  • Ignition coils -N, -N128 and -N158
    • ◆ With output stage -N122
  • Knock sensor 1 -G61
  • Injector -N30...-N33, -N83, -N84
  • Hall sender -G163
    • ◆ Cylinder bank 1
  • Lambda probe 1 -G39
  • Earth connection
    • ◆ On engine support, right
  • Camshaft adjustment valve 1
    -N205
  • Air mass meter -G70
  • Secondary air pump motor -V101

Removing and installing parts of the injection system > < Technical data