ENGINE PERFORMANCE – Audi A8 L 2013 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

3.0L SC

3.0L SC, Engine Performance Wiring Diagram (1 of 9) for Audi A8 L 2013

List of elements for 3.0L SC, Engine Performance Wiring Diagram (1 of 9) for Audi A8 L 2013:

• (behind right kick panel) g43
• (in bottom of transmission) transmission control module (tcm)
• Accelerator pedal position sensor & accelerator pedal position (app) sensor 2 (at accelerator pedal)
• Comfort system central control module (right side of luggage compt)
• Computer data lines system
• Cooling fan control module
• Cooling fan control module 2
• Cooling fans system
• Engine control module (ecm) (center rear of engine compt)
• Fuse 15a
• Fuse 5a
• Fuse panel a (right side of engine compt)
• G43 (behind right kick panel)
• Nca
• Oil level thermal sensor (bottom of engine oil pan)
• Oxygen sensor (02s) 2 after catalytic converter (twc) & oxygen sensor (o2s) 2 after catalytic converter heater
• Red
• Starting/ charging system
• Starting/charging system
• T16a
• T17f
• T17k
• T2t
• T2u
• T32c
• T32d
• T94

3.0L SC, Engine Performance Wiring Diagram (2 of 9) for Audi A8 L 2013

List of elements for 3.0L SC, Engine Performance Wiring Diagram (2 of 9) for Audi A8 L 2013:

• (right side of engine compt) fuse panel a
• 10a
• 11a
• 12a
• Battery interrupt igniter
• Battery jump start terminal (terminal 30 wire
• Engine temperature control sensor (right front of engine)
• Fuse 10a
• Fuse 15a
• Fuse 20a (or 30a)
• Fuse 35a
• Fuse carrier
• Fuse panel b (right end of dash)
• Fuse panel d
• Hot at all times
• Intake manifold runner position sensor (front of cylinder bank 1)
• Junction 2)
• Nca
• Oil pressure switch (right side of engine)
• Oxygen sensor (o2s) after three way catalytic converter & oxygen sensor (o2s) 1 after catalytic converter heater
• Red
• T14k
• T17f

3.0L SC, Engine Performance Wiring Diagram (3 of 9) for Audi A8 L 2013

List of elements for 3.0L SC, Engine Performance Wiring Diagram (3 of 9) for Audi A8 L 2013:

• 15a
• Computer data lines system
• Engine coolant level sensor
• Fuel pump (fp) relay (in relay & fuse carrier, right side of luggage compt)
• Fuse 25a
• Fuse 5a
• Fuse carrier
• Fuse carrier 2
• Fuse panel b (right end of dash)
• Fuse panel f (right front luggage compt)
• G675 (right side of luggage compt)
• Hot at all times
• Red
• Reduced oil pressure switch (near engine oil filter)
• Secondary air injection (air) solenoid valve (left side of engine)
• T14d
• T16c
• T17g
• T32b
• T3x
• Vehicle electrical system control module (behind left side of dash)

3.0L SC, Engine Performance Wiring Diagram (4 of 9) for Audi A8 L 2013

List of elements for 3.0L SC, Engine Performance Wiring Diagram (4 of 9) for Audi A8 L 2013:

• (lower left of fuel tank) fuel pump (fp) control module
• (right lower c-pillar)
• (top of brake pedal assembly) brake light switch
• (upstream of right bank catalytic converter)
• (upstream of right bank catalytic converter) heated oxygen sensor (h02s)
• Camshaft adjustment valve 1 (rear of cylinder bank 1)
• Camshaft adjustment valve 2 (rear of cylinder bank 2)
• G602 (left front footwell)
• G62
• G62 (right lower c-pillar)
• Heated oxygen sensor (ho2s) 2
• Left electro- hydraulic engine mount solenoid valve
• Nca
• Red
• Right electro-hydraulic engine mount solenoid valve
• T10g
• T17f
• T17g
• T17k
• Transfer fuel pump (fp)

3.0L SC, Engine Performance Wiring Diagram (5 of 9) for Audi A8 L 2013

List of elements for 3.0L SC, Engine Performance Wiring Diagram (5 of 9) for Audi A8 L 2013:

• (left front footwell) g602
• (right front of engine)
• (top of fuel tank) fuel level sensor
• Brake booster pressure sensor (w/ start/stop system) (inside plenum chamber, front of brake booster)
• Computer data lines system
• Control valve control unit
• Display unit
• Fuel gauge
• Fuse 5a
• Fuse carrier
• Fuse panel f (right front luggage compt)
• Hot at all times
• Instrument cluster control module
• Instrument cluster system
• Intake manifold runner control (imrc) valve (front side of cylinder bank 1)
• Manifold absolute pressure sensor/intake air temperature sensor
• Red
• T10g
• T14b
• T17i

3.0L SC, Engine Performance Wiring Diagram (6 of 9) for Audi A8 L 2013

List of elements for 3.0L SC, Engine Performance Wiring Diagram (6 of 9) for Audi A8 L 2013:

• (below front cylinder bank 1) fuel pressure sensor
• (left front of engine)
• (right center of engine compt) secondary air injection sensor 1
• (right front of engine)
• (top of cylinder bank 1) camshaft position (cmp) sensor
• (top of cylinder bank 1) low fuel pressure sensor
• (top of cylinder bank 2) camshaft position (cmp) sensor 2
• Engine control module (ecm) (center rear of engine compt)
• Intake air temperature (iat) sensor 2 & charge air pres- sure sensor 2
• Intake manifold runner position sensor 2 (front of cylinder bank 2)
• Intake manifold temperature sensor & charge air pressure sensor
• Knock sensor (ks) 1 (inner side of cylinder bank 1)
• Knock sensor (ks) 2 (inner side of cylinder bank 1)
• Nca
• Red
• T14d
• T14k
• T60

3.0L SC, Engine Performance Wiring Diagram (7 of 9) for Audi A8 L 2013

List of elements for 3.0L SC, Engine Performance Wiring Diagram (7 of 9) for Audi A8 L 2013:

• (front center of engine) engine coolant temperature (ect) sensor
• (left rear of engine) engine speed (rpm) sensor
• Charge air cooling pump (under left headlamp)
• Exhaust door valve 1
• Fuel tank pressure sensor
• Fuse 5a
• Fuse carrier
• Fuse panel f (right front luggage compt)
• G639 (on left kick panel)
• Hot at all times
• Power distribution system
• Red
• T14b
• T16a
• Transmission control module (tcm) (in bottom of transmission)
• Transmission fluid cooling valve (in lower left engine compt)

3.0L SC, Engine Performance Wiring Diagram (8 of 9) for Audi A8 L 2013

List of elements for 3.0L SC, Engine Performance Wiring Diagram (8 of 9) for Audi A8 L 2013:

• 50a
• Crankcase ventilation shut-off valve
• Egr cooler switch-over valve
• Evaporative emission (evap) canister purge regulator valve 1 (right rear of engine)
• Fuel metering valve (top of cylinder bank 1)
• Fuel tank leak detection control module (under the right rear wheel housing liner)
• G639 (on left kick panel)
• Intake manifold tuning valve 2
• Oil pressure regulation valve (left front of engine)
• Red
• Secondary air injection (air) pump motor (between right front bumper & wheel- well liner)
• Secondary air injection (air) pump relay (on plenum chamber e-box relay panel)
• Secondary air injection (air) solenoid valve 2 (front left side of engine)
• Secondary air injection pump fuse
• T14d
• T17g
• T2cf

3.0L SC, Engine Performance Wiring Diagram (9 of 9) for Audi A8 L 2013

List of elements for 3.0L SC, Engine Performance Wiring Diagram (9 of 9) for Audi A8 L 2013:

• (on right cylinder head) g600
• 14a
• Coil 1
• Coil 2
• Coil 3
• Coil 4
• Coil 5
• Coil 6
• Computer data lines system
• Cruise control system
• Engine control module (ecm) (center rear of engine compt)
• Fuel injector cylinders (cylinder 3 & 4: rear of cylinder bank 1) (cylinder 1 & 2: front of cylinder bank 1) (cylinder 5 & 6: front of cylinder bank 2)
• Fuse 5a
• Fuse carrier
• Fuse panel f (right front luggage compt)
• G43 (behind right kick panel)
• G601 (on left cylinder head)
• Ignition coils w/ power output stage (coil 1, 2 & 3: top of cylinder bank 1) (coil 4, 5 & 6: top of cylinder bank 2)
• Nca
• Power distribution system
• Spark plugs
• Starting/charging system
• T14d
• T14k
• T17f
• T17g
• T17k
• T60
• T94
• Throttle valve control module (behind intake manifold, on throttle valve housing)

4.0L TURBO

4.0L Turbo, Engine Performance Wiring Diagram (1 of 11) for Audi A8 L 2013

List of elements for 4.0L Turbo, Engine Performance Wiring Diagram (1 of 11) for Audi A8 L 2013:

• (behind right kick panel) g43
• (top of brake pedal assembly) brake lamp switch
• 14a
• Comfort system central control module (right side of luggage compt)
• Cooling fans system
• Cruise control system
• Engine control module (ecm) (center rear of engine compt)
• Fuse 35a
• Fuse 5a
• Fuse carrier
• Fuse panel b (right end of dash)
• Fuse panel f (right front luggage compt)
• G602 (left front foot well)
• Heated oxygen sensor (upstream of right bank catalytic converter)
• Heated oxygen sensor 2 (upstream of right bank catalytic converter)
• Heater for oxygen sensor 1 after catalytic converter & oxygen sensor after three way catalytic converter
• Hot at all times
• Nca
• Red
• Starting/ charging system
• T14b
• T17f
• T17g
• T17k
• T32c
• T91
• Transmission control module (tcm) (in bottom of transmission)
• Transmission fluid cooling valve (in lower left engine compt)

4.0L Turbo, Engine Performance Wiring Diagram (2 of 11) for Audi A8 L 2013

List of elements for 4.0L Turbo, Engine Performance Wiring Diagram (2 of 11) for Audi A8 L 2013:

• (behind right kick panel) g43
• (between right front bumper & wheel well liner) secondary air injection pump motor
• 50a
• Computer data lines system
• Digital sound system control module
• Fuse 7.5a
• Fuse carrier
• Fuse panel f (right front luggage compt)
• G639 (on left kick panel)
• Hot at all times
• Power distribution system
• Red
• Secondary air injection pump fuse
• Secondary air injection pump relay
• Subframe mount actuator 1 (right front of engine compt)
• Subframe mount actuator 2 (left front of engine compt)
• Subframe mount control module
• Subframe mount sensor 1 (right side of engine compt)
• Subframe mount sensor 2 (left side of transmission)
• T10ax
• T17h
• T18d

4.0L Turbo, Engine Performance Wiring Diagram (3 of 11) for Audi A8 L 2013

List of elements for 4.0L Turbo, Engine Performance Wiring Diagram (3 of 11) for Audi A8 L 2013:

• 10a
• 11a
• 12a
• Brake booster pressure sensor (w/ start/ stop system) (inside plenum chamber, front of brake booster)
• Charge air cooler temperature sensor 1 (under throttle valve)
• Charge air cooler temperature sensor 2 (under throttle valve)
• Cooling fan control module
• Cooling fan control module 2
• Fuel pump (fp) relay (in relay & fuse carrier, right side of luggage compt)
• Fuel pump control module
• Fuse 10a
• Fuse 15a
• Fuse 30a
• Fuse 5a
• Fuse panel a (right side of engine compt)
• G62 (right lower "c" pillar)
• G675 (right side of luggage compt)
• Manifold absolute pressure sensor (right front of engine, under charge air cooler housing)
• Nca
• Red
• T10g
• T14b
• T17f
• T2t
• T2u
• T3x
• T8at
• Transfer fuel pump

4.0L Turbo, Engine Performance Wiring Diagram (4 of 11) for Audi A8 L 2013

List of elements for 4.0L Turbo, Engine Performance Wiring Diagram (4 of 11) for Audi A8 L 2013:

• (left front foot well) g602
• Camshaft adjustment valve 1 (rear of cylinder bank 1)
• Camshaft adjustment valve 2 (rear of cylinder bank 2)
• Computer data lines system
• Display unit
• Engine coolant level sensor
• Engine electronics indicator lamp
• Exhaust camshaft adjustment valve 1 (rear of cylinder bank 1)
• Exhaust camshaft adjustment valve 2 (rear of cylinder bank 2)
• Exhaust door vavle 1
• Exhaust door vavle 2
• Fuel gauge
• Fuse 5a
• Fuse carrier 6
• Fuse panel f (right front luggage compt)
• G34 (under driver's seat)
• Hot at all times
• Instrument cluster control module
• Structure borne sound actuator
• Structure borne sound control module (if equipped)
• T16c
• T17h
• T32
• T32b
• T4hm
• Vehicle electrical system control module (behind left side of dash)
• Wastegate bypass regulator valve (left front of engine)

4.0L Turbo, Engine Performance Wiring Diagram (5 of 11) for Audi A8 L 2013

List of elements for 4.0L Turbo, Engine Performance Wiring Diagram (5 of 11) for Audi A8 L 2013:

• (front center of engine) oil temperature sensor 2
• (front left side of engine) secondary air injection solenoid valve 2
• (in the left lower coolant hoses on the radiator) engine coolant temperature sensor
• (not used)
• (top right of engine) cylinder 1 exhaust camshaft adjuster 3
• (top right of engine) cylinder 1 intake camshaft adjuster 2
• (top right of engine) cylinder 2 exhaust camshaft adjuster 2
• Cylinder 1 exhaust camshaft adjuster 2 (top right of engine)
• Cylinder 1 intake camshaft adjuster 3 (top right of engine)
• Cylinder 2 exhaust camshaft adjuster 3 (top right of engine)
• Cylinder 2 intake camshaft adjuster 2 (top right of engine)
• Cylinder 2 intake camshaft adjuster 3 (top right of engine)
• T17g

4.0L Turbo, Engine Performance Wiring Diagram (6 of 11) for Audi A8 L 2013

List of elements for 4.0L Turbo, Engine Performance Wiring Diagram (6 of 11) for Audi A8 L 2013:

• (front of engine, on throttle) throttle valve control module
• (fuel injector cylinder 1 & 2: front of cylinder bank 1) (fuel injector cylinder 3 & 4: rear of cylinder bank 1) (fuel injector cylinder 5 & 6: front of cylinder bank 2) (fuel injector cylinder 7 & 8: rear of cylinder bank 2) fuel injector cylinders
• (rear of right side of engine) intake manifold runner position sensor
• (right front of engine compt) engine coolant temperature sensor on radiator outlet
• Engine control module (ecm) (center rear of engine compt)
• Oil pressure switch (right side of engine)
• Reduced oil pressure switch (near engine oil filter)
• T105

4.0L Turbo, Engine Performance Wiring Diagram (7 of 11) for Audi A8 L 2013

List of elements for 4.0L Turbo, Engine Performance Wiring Diagram (7 of 11) for Audi A8 L 2013:

• (front of cylinder bank no. 2) intake manifold runner position sensor 2
• (left front of engine) charge air pressure sensor 2
• (left side of engine) fuel pressure sensor 2
• (right center of engine compt) secondary air injection sensor 1
• (right front of engine) charge air pressure sensor
• (right front of engine) engine temperature control sensor
• (right side of engine) fuel pressure sensor
• (top of cylinder bank no. 1) low fuel pressure sensor
• (top right of engine under cover) engine cover temperature sensor
• Camshaft position sensor (side of right cylinder head)
• Camshaft position sensor 2 (side of left cylinder head)
• Camshaft position sensor 4 (top of left cylinder head)
• Intake air temperature (iat) sensor (rear of cylinder bank 1)
• Knock sensor 1 (right side of engine)
• Knock sensor 2 (right side of engine)
• Knock sensor 3 (left side of engine)
• Knock sensor 4 (left side of engine)
• Nca
• Red

4.0L Turbo, Engine Performance Wiring Diagram (8 of 11) for Audi A8 L 2013

List of elements for 4.0L Turbo, Engine Performance Wiring Diagram (8 of 11) for Audi A8 L 2013:

• Engine control module (ecm) (center rear of engine compt)
• Fuel metering valve (top of cylinder bank 1)
• Fuel metering valve 2 (top of cylinder bank 2)
• Red
• T105

4.0L Turbo, Engine Performance Wiring Diagram (9 of 11) for Audi A8 L 2013

List of elements for 4.0L Turbo, Engine Performance Wiring Diagram (9 of 11) for Audi A8 L 2013:

• (left front of engine compt) after-run coolant pump
• (left front of engine) oil pressure regulator valve
• (left rear of engine) engine coolant circulation pump 2
• (left side of transmission) transmission mount valve 2
• (right side of transmission) transmission mount valve 1
• (top left of engine)
• (under left headlamp) (if equipped) transmission coolant valve
• (under left headlamp) charge air cooling pump
• Cylinder 1 exhaust camshaft adjuster 5
• Cylinder 1 exhaust camshaft adjuster 8
• Cylinder 1 intake camshaft adjuster 5
• Cylinder 1 intake camshaft adjuster 8
• Cylinder 2 exhaust camshaft adjuster 5
• Cylinder 2 exhaust camshaft adjuster 8
• Cylinder 2 intake camshaft adjuster 5
• Cylinder 2 intake camshaft adjuster 8
• G43 (behind right kick panel)
• G639 (on left kick panel)
• T14b

4.0L Turbo, Engine Performance Wiring Diagram (10 of 11) for Audi A8 L 2013

List of elements for 4.0L Turbo, Engine Performance Wiring Diagram (10 of 11) for Audi A8 L 2013:

• (left front of engine) bank 2 turbocharger recirculation valve
• (left front of engine) cylinder head coolant valve
• (left side of engine) secondary air injection solenoid valve
• (lower left front of engine) map controlled engine cooling thermostat
• (rear right side of engine) intake manifold runner control valve
• (right front of engine) turbocharger recirculation valve
• (right rear of engine) evap canister purge regulator valve 1
• (top center of engine on inner v-cover) piston cooling nozzle control valve
• G43 (behind right kick panel)
• G600 (on right cylinder head)
• G601 (on left cylinder head)
• Ignition coils 1, 2, 3 & 4 w/ power output stage (top of cylinder bank 1)
• Ignition coils 5, 6, 7 & 8 w/ power output stage (top of cylinder bank 2)
• Nca
• T8at
• To spark plug

4.0L Turbo, Engine Performance Wiring Diagram (11 of 11) for Audi A8 L 2013

List of elements for 4.0L Turbo, Engine Performance Wiring Diagram (11 of 11) for Audi A8 L 2013:

• (bottom of engine oil pan) oil level thermal sensor
• 11a
• 15a
• Accelerator pedal position sensor & accelerator pedal position sensor 2 (at accelerator pedal)
• Camshaft position sensor 3 (top of right cylinder head)
• Computer data lines system
• Engine control module (ecm) (center rear of engine compt)
• Engine speed sensor (lower rear of engine)
• Fuel tank leak detection control module (under the right rear wheel housing liner)
• Fuel tank pressure sensor
• Fuse 15a
• Fuse 25a
• Fuse 5a
• Fuse carrier
• Fuse panel f (right front luggage compt)
• G43 (behind right kick panel)
• Heater for oxygen sensor 2 after catalytic converter & oxygen sensor after catalytic converter
• Hot at all times
• Nca
• Oil pressure switch (level 3) (rear of engine, under charge air cooler housing)
• Power distribution system
• Starting/charging system
• T105
• T17f
• T17g
• T17k
• T8at
• T91

6.3L

6.3L, Engine Performance Wiring Diagram (1 of 11) for Audi A8 L 2013

List of elements for 6.3L, Engine Performance Wiring Diagram (1 of 11) for Audi A8 L 2013:

• (behind right kick panel) g43
• (near engine oil filter) reduced oil pressure switch
• 14a
• Accelerator pedal position sensor & accelerator pedal position sensor 2 (at accelerator pedal)
• Air conditioning system
• Brake booster relay (on relay & fuse panel at left side of dash)
• Brake system vacuum pump
• Comfort system central control module (right side of luggage compt)
• Cooling fans system
• Cruise control system
• Engine control module (ecm) (center rear of engine compt)
• Fuse 35a
• Fuse 5a
• Fuse carrier
• Fuse panel b (right end of dash)
• Fuse panel f (right front luggage compt)
• G639 (on left kick panel)
• Hot at all times
• Hot w/ starter relay energized
• Starting/ charging system
• Starting/charging system
• T14b
• T17f
• T17g
• T17k
• T32c
• T94
• Transmissions system
• W/ start stop system

6.3L, Engine Performance Wiring Diagram (2 of 11) for Audi A8 L 2013

List of elements for 6.3L, Engine Performance Wiring Diagram (2 of 11) for Audi A8 L 2013:

• (between right front bumper & wheel well liner) secondary air injection pump motor
• (on plenum chamber e-box relay panel) secondary air injection pump relay
• 16a
• 50a
• Brake booster vacuum sensor (on brake booster)
• Fuse 15a
• Fuse carrier
• Fuse panel c (left end of dash)
• G13
• Hot at all times
• Mass air flow sensor & intake air temperature sensor
• Nca
• Oxygen sensor (in right bank catalytic converter)
• Oxygen sensor 2 (in right bank catalytic converter)
• Red
• Secondary air injection pump fuse
• T14b

6.3L, Engine Performance Wiring Diagram (3 of 11) for Audi A8 L 2013

List of elements for 6.3L, Engine Performance Wiring Diagram (3 of 11) for Audi A8 L 2013:

• (top of brake pedal assembly) brake lamp switch
• 10a
• 11a
• 12a
• Computer data lines system
• Engine control module (ecm) (center rear of engine compt)
• Fuse 10a
• Fuse 15a
• Fuse 30a
• Fuse 5a
• Fuse panel a (right side of engine compt)
• G602 (left front foot well)
• Heated oxygen sensor (upstream of right bank catalytic converter)
• Heated oxygen sensor 2 (upstream of right bank catalytic converter)
• Nca
• Red
• Starting/ charging system
• T17f
• T17g
• T17k
• T94

6.3L, Engine Performance Wiring Diagram (4 of 11) for Audi A8 L 2013

List of elements for 6.3L, Engine Performance Wiring Diagram (4 of 11) for Audi A8 L 2013:

• (bottom of engine oil pan) oil level thermal sensor
• (front of cylinder bank 1) cylinder 1 fuel injector
• (front of cylinder bank 1) cylinder 2 fuel injector
• (front of cylinder bank 2) cylinder 5 fuel injector
• (front of cylinder bank 2) cylinder 6 fuel injector
• (in the left lower coolant hoses on the radiator) engine coolant temperature sensor
• (rear of cylinder bank 1) cylinder 3 fuel injector
• (rear of cylinder bank 1) cylinder 4 fuel injector
• Camshaft adjustment valve 1 (rear of cylinder bank 1)
• Cooling fans system
• Engine control module (ecm) (center rear of engine compt)
• Exhaust camshaft adjustment valve 1 (rear of cylinder bank 1)
• G43 (behind right kick panel)
• T60
• Throttle valve control module (behind intake manifold, on throttle valve housing)

6.3L, Engine Performance Wiring Diagram (5 of 11) for Audi A8 L 2013

List of elements for 6.3L, Engine Performance Wiring Diagram (5 of 11) for Audi A8 L 2013:

• (left front of engine) (w/ start/stop system) oil pressure regulation valve
• (right side of transmission) transmission mount valve 1
• Engine speed sensor
• Exhaust door valve 1
• Exhaust door valve 2
• Fuel metering valve (top of cylinder bank 1)
• G43 (behind right kick panel)
• G600 (on right cylinder head)
• Ignition coils w/ power output stage (top of cylinder bank 1)
• Nca
• Red
• T14b
• To spark plug

6.3L, Engine Performance Wiring Diagram (6 of 11) for Audi A8 L 2013

List of elements for 6.3L, Engine Performance Wiring Diagram (6 of 11) for Audi A8 L 2013:

• (below front of cylinder bank 1) fuel pressure sensor
• (center rear of engine compt) engine control module (ecm)
• (right center of engine compt) secondary air injection sensor 1
• (right side cylinder bank 1) camshaft position sensor 3
• (top of cylinder bank 1) camshaft position (cmp) sensor
• (top of cylinder bank 1) low fuel pressure sensor
• Knock sensor 1 (inner side of cylinder bank 1)
• Knock sensor 2 (inner side of cylinder bank 1)
• Nca
• Red
• T60

6.3L, Engine Performance Wiring Diagram (7 of 11) for Audi A8 L 2013

List of elements for 6.3L, Engine Performance Wiring Diagram (7 of 11) for Audi A8 L 2013:

• (between right front bumper & wheel well liner) secondary air injection pump motor 2
• 15a
• 50a
• Fuel pump (fp) control module (lower left of fuel tank)
• Fuel pump (fp) relay (in relay & fuse carrier, right side of luggage compt)
• Fuel tank leak detection control module (under the right rear wheel housing liner)
• Fuel tank pressure sensor
• Fuse 25a
• Fuse 5a
• Fuse carrier
• Fuse panel f (right front luggage compt)
• G13
• G62 (right lower "c" pillar)
• G675 (right side of luggage compt)
• Hot at all times
• Red
• Secondary air injection pump fuse 2
• Secondary air injection pump relay 2
• T10g
• T17g
• T3x
• Transfer fuel pump

6.3L, Engine Performance Wiring Diagram (8 of 11) for Audi A8 L 2013

List of elements for 6.3L, Engine Performance Wiring Diagram (8 of 11) for Audi A8 L 2013:

• (left rear of engine compt) engine control module (ecm) 2
• (left side of transmission) transmission mount valve 2
• (right rear of engine) evap canister purge regulator valve 1
• G43 (behind right kick panel)
• G601 (on left cylinder head)
• Ignition coils w/ power output stage (top of cylinder bank 2)
• Knock sensor 3 (inner side of cylinder bank 2)
• Knock sensor 4 (inner side of cylinder bank 2)
• Nca
• Positive crankcase ventilation heating element
• Red
• T60a
• To spark plug

6.3L, Engine Performance Wiring Diagram (9 of 11) for Audi A8 L 2013

List of elements for 6.3L, Engine Performance Wiring Diagram (9 of 11) for Audi A8 L 2013:

• (left side of engine) fuel pressure sensor 2
• (rear of cylinder bank 2) camshaft position sensor 4
• (top of cylinder bank 2) camshaft position (cmp) sensor 2
• Engine control module (ecm) 2 (left rear of engine compt)
• Fuel metering valve 2 (top of cylinder bank 2)
• Red
• Secondary air injection sensor 2
• T60a
• Throttle valve control module 2

6.3L, Engine Performance Wiring Diagram (10 of 11) for Audi A8 L 2013

List of elements for 6.3L, Engine Performance Wiring Diagram (10 of 11) for Audi A8 L 2013:

• (behind left side of dash) vehicle electrical system control module
• Camshaft adjustment valve 2 (rear of cylinder bank 2)
• Computer data lines system
• Engine control module (ecm) 2 (left rear of engine compt)
• Engine coolant level sensor
• Exhaust camshaft adjustment valve 2 (rear of cylinder bank 2)
• Mass airflow sensor 2 & intake air temperature sensor 2
• Red
• T16c
• T32b
• T8ap
• T94a

6.3L, Engine Performance Wiring Diagram (11 of 11) for Audi A8 L 2013

List of elements for 6.3L, Engine Performance Wiring Diagram (11 of 11) for Audi A8 L 2013:

• (behind right kick panel) g43
• (rear of cylinder bank 2) cylinder 7 fuel injector
• (rear of cylinder bank 2) cylinder 8 fuel injector
• (right side of engine) oil pressure switch
• Cylinder 10 fuel injector
• Cylinder 11 fuel injector
• Cylinder 12 fuel injector
• Cylinder 9 fuel injector
• Engine control module (ecm) 2 (left rear of engine compt)
• Heated oxygen sensor 3 (downstream of left bank catalytic converter)
• Heated oxygen sensor 4 (downstream of left bank catalytic converter)
• Nca
• Oxygen sensor 3 (in left bank catalytic converter)
• Oxygen sensor 4 (in left bank catalytic converter)
• Red
• T94a