Audi Workshop Service and Repair Manuals

Components A to F are not shown in the exploded drawing.

•     A -    Brake light switch (F) and brake pedal switch (F47)
• ◆ In footwell on pedal bracket near brake pedal
• B -    Diagnostic connector
• ◆ In knee bar on driver's side
•     C -    Fuel pump relay
• ◆ In micro central electrics behind storage compartment on driver's side, relay position 4
•     D -    Clutch pedal switch (F36)
• ◆ In footwell on pedal bracket near clutch pedal

•     E -    Accelerator pedal sender (G79) and accelerator pedal sender 2 (G185)
• ◆ In footwell on accelerator pedal (both senders are fitted in one housing)
•     F -    EPC warning lamp
• ◆ In dash panel insert

• Lambda probe (after catalytic converter) -G130 - 55 Nm
• Secondary air inlet valve
  -N112
• Coolant temperature sender -G62
• ◆ Tightening torque for securing bolts: 9 Nm.

• Camshaft adjustment valve 1
  (N205)
• Engine speed sender -G28
• Fuel pressure regulator
• Throttle valve control part -J338
• ◆ With throttle valve drive -G186, angle sender for throttle valve drive -G187 and angle sender 2 for throttle valve drive -G188

• 3 pin connector
• ◆ For knock sensor 1 -G61
• 4 pin connector
• ◆ For lambda probe (after catalytic converter) -G130 and lambda probe heating -Z29
• 3 pin connector
• ◆ For engine speed sender -G28
• 3 pin connector
• ◆ For knock sensor 2 -G66
• 6 pin connector
• ◆ For lambda probe (before catalytic converter) -G39 and lambda probe heating -Z19 (black)

• Engine control unit -J361
• ◆ Located in electronics box in plenum chamber (left side)

•     13 -    Secondary air pump relay -J299
• ◆ Located in electronics box in plenum chamber (left side)
•     13 -    Voltage supply relay for engine control unit
• ◆ Located in electronics box in plenum chamber (left side)

• Vacuum pump for brake servo
• Vacuum unit for intake manifold change-over function
• Intake manifold change-over valve -N156

• Intake air temperature sender (G42)
• Phase sensor (Hall sender) -G40
• Injectors (N30...N33)
• Ignition coils
• Lambda probe (before catalytic converter) -G39 - 55Nm
• Air mass meter -G70
• Activated charcoal filter solenoid valve 1 -N80