Audi Workshop Service and Repair Manuals

Components A to D are not illustrated in the exploded view.

•     A -    Accelerator position sender -G79 and accelerator pedal position sender 2 -G185
• ◆ Fitting location
  => Fig. 24-22
•     B -    Brake light switch -F and brake pedal switch -F47
• ◆ Fitting location
  => Fig. 24-23
•     C -    Clutch pedal switch -F36
• ◆ Fitting location
  => Fig. 24-23
•     D -    Engine control unit and relays in plenum chamber electronics box
• ◆ Fitting locations
  =>Fig. 24-24

• Holder for connectors
• ◆ For right side of vehicle
• ◆ Assignment
  => Fig. 24-24
• Secondary air inlet valve -N112
• Intake-air temperature sender -G42
• Holder for connectors
• ◆ For left side of vehicle
• ◆ Assignment
  => Fig. 24-25
• Electronics box in plenum chamber
• ◆ Fitting locations
  => Fig. 24-24

• Camshaft adjustment valve 2 -N208
• Hall sender -G40
• ◆ Bank 1
• Lambda probe -G39 and Lambda probe heater -Z19
• ◆ Bank 1, probe 1
• Earth connection
• ◆ At engine support on right
• Air-mass meter -G70

• Activated charcoal filter solenoid valve -N80
• Coolant temperature sender -G62
• ◆ With coolant temperature sender -G2
• ◆ For engine control unit
• ◆ At coolant pipe behind cylinder head, bank 1
• ◆ Dissipate cooling system pressure if necessary prior to removal
• Throttle valve control part -J338
• ◆ With throttle valve drive -G186, throttle valve drive angle sender 1 -G187 and throttle valve drive angle sender 2 -G188

• Intake manifold changeover valve
  -N156
• Fuel pressure regulator
• Engine speed sender -G28
• ◆ In gearbox housing above ring gear
• Hall sender 2 -G163
• ◆ Bank 2
• Lambda probe 2 -G108 and Lambda probe 2 heater -Z28
• ◆ Bank 2, probe 1
• Knock sensor 2 -G66
• Ignition coil -N, ignition coil 2 -N128, ignition coil 3 -N158
• ◆ With final output stage-N122

• Knock sensor 1 -G61
• Camshaft adjustment valve 1 -N205
• Secondary air pump motor -V101