ENGINE PERFORMANCE – Audi allroad Quattro 2003 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.7L TURBO

2.7L Turbo, Engine Performance Wiring Diagram (1 of 3) for Audi allroad Quattro 2003

List of elements for 2.7L Turbo, Engine Performance Wiring Diagram (1 of 3) for Audi allroad Quattro 2003:

• (left side of dash)
• (left side of engine compt) g12
• 13a
• 3-fold relay panel
• 32a
• A/c system
• Brake booster relay (a/t)
• Brake system vacuum pump
• Brake- light switch (on brake pedal support bracket)
• Clutch vacuum vent valve switch (m/t) (above clutch pedal)
• Computer data lines system
• Cruise control system
• Fuse 10a
• Fuse 15a
• Fuse 20a
• Fuse 40a
• Fuse panel
• G12 (left side of engine compt)
• Heated oxygen sensor (ho2s) 1 (behind 3-way catalytic converter)
• Heated oxygen sensor (ho2s) 1 (right side of eng, below manifold)
• Heated oxygen sensor (ho2s) 2 (behind 3-way catalytic converter)
• Heated oxygen sensor (ho2s) 2 (left side of eng, below manifold)
• Hot at all times
• Ignition switch
• Left i/p relay panel
• Mass airflow (maf) sensor (in air cleaner assembly)
• Motronic engine control module (ecm) (in electronic box, left side of fresh air plenum)
• Nca
• Off
• Pins 7 & 8 not used
• Red
• Run
• Secondary air injection (air) pump motor
• Secondary air injection (air) pump relay
• Start
• Throttle position (tp) sensor/accelerator pedal position sensor (above accelerator pedal, on bracket)

2.7L Turbo, Engine Performance Wiring Diagram (2 of 3) for Audi allroad Quattro 2003

List of elements for 2.7L Turbo, Engine Performance Wiring Diagram (2 of 3) for Audi allroad Quattro 2003:

• (a/t) brake booster pressure sensor
• (mil)
• A/c system
• Camshaft position (cmp) sensor 1
• Camshaft position (cmp) sensor 2
• Charge air pressure sensor
• Engine coolant temperature (ect) sensor
• Engine speed (rpm) sensor
• Evaporative emission (evap) canister purge regulator valve
• Exhaust temperature sensor 1
• Exhaust temperature sensor 2
• G12 (left side of engine compt)
• Idle air control (iac) cut- off valve
• Instrument cluster
• Intake air temperature (iat) sensor
• Knock sensor (ks) 1
• Knock sensor (ks) 2
• Leak detection pump (ldp)
• Malfunction indicator lamp
• Nca
• Secondary air injection (air) solenoid valve
• T32/11
• T32/3
• T32a/28
• Wastegate bypass regulator valve

2.7L Turbo, Engine Performance Wiring Diagram (3 of 3) for Audi allroad Quattro 2003

List of elements for 2.7L Turbo, Engine Performance Wiring Diagram (3 of 3) for Audi allroad Quattro 2003:

• (left side of engine compt)
• 87a
• 87f
• Battery
• Camshaft adjustment valve 1
• Camshaft adjustment valve 2
• Coil
• Cruise control system
• Emergency flasher switch & air bag control module
• Fuel injectors
• Fuel pump (fp) (in fuel tank)
• Fuel pump (fp) relay
• Fuse 15a
• Fuse 20a
• Fuse panel (left end of dash)
• G12
• G18 (on eng block)
• G44 (on lower left "a" pillar)
• Micro central electric panel (left side of dash)
• Motronic engine control module (ecm) (in electronic box, left side of fresh air plenum)
• Nca
• Power output stage 1
• Power output stage 2
• Red
• T3ba
• T3bb
• T4af
• T4ag
• Throttle valve control module
• To spark plug