AUDI A8 2012 Overview of fuses | Overview of fuses | | t | Secondary air pump fuse -S130- | | t | Glow plug fuse 2 -S189- | | t | Secondary air pump fuse 2 -S284- | | q | Fitting location and fuse assignment | | q | Fitting location and fuse assignment, right-hand drive models | | Fuses on right A-pillar fuse holder | | t | ABS control unit fuse 1 -S123- | | t | Auxiliary heater fuse -S126- | | q | Fitting location and fuse assignment | | Fuse holder on control unit for reducing agent metering system -J880- | | t | Fuse (30) for reducing agent metering system -S363- | | t | Fuse (30) for reducing agent heater -S364- | | q | Fitting location and fuse assignment | | q | Fitting location and fuse assignment, right-hand drive models | | 8 - | Fuses on left A-pillar fuse holder | | q | Right-hand drive vehicles only | | q | Fitting location and fuse assignment, right-hand drive models | | q | Fitting location and fuse assignment, right-hand drive models | | Fuse holder, catalytic converter heater | | t | Catalytic converter heater fuse -S351- | | t | Catalytic converter heater fuse 2 -S354- | | q | Fitting location and fuse assignment | | t | Radiator fan single fuse -S42- | | t | Radiator fan fuse for 2nd speed -S104- | | q | Fitting location and fuse assignment | | Terminal 30 wiring junction 2 -TV22- | | q | Fitting location and fuse assignment |
AUDI A8 2012 Fitting location, fuse holder A SA |
| q | Fuse assignment, petrol engine | | q | Fuse assignment, diesel engine | | q | Fuse assignment, high-voltage models | | B - | Secondary air pump fuse -S130- , 50 A | | q | for models with petrol engine | | B - | Glow plug fuse -S125- , 80 A | | q | for models with diesel engine | | C - | Glow plug fuse 2 -S189- , 80 A | | q | for models with 8-cylinder diesel engine | | C - | Secondary air pump fuse 2 -S284- , 50 A | | q | for models with 12-cylinder petrol engine | | C - | Fuse 7 (30) -S210- , 50 A | | q | for high-voltage models only |
| Fuse assignment, fuse holder A -SA- , petrol engine | | No. | | Current flow diagram designation | Nominal value | | Function/component | Terminal | | 1 | - | Fuse 1 on fuse holder A -SA1- | 5 A 1) 2)
10 A 3) | - | Air mass meter -G70-1) 2)
Air mass meter 2 -G246-1) 2)
Secondary air pump relay -J299-3)
Left electrohydraulic engine mounting solenoid valve -N144-3)
Right electrohydraulic engine mounting solenoid valve -N145-3)
Charge air cooling pump -V188-3) | 87 | | 2 | - | Fuse 2 on fuse holder A -SA2- | 5 A 2) 3) | - | Exhaust flap control unit -J883-2) 3)
Exhaust flap control unit 2 -J945-2) 3) | 87 | | 3 | - | Fuse 3 on fuse holder A -SA3- | 20 A3) 4) 5)
30 A 1) 2) 6) 7) | - | Ignition coil 1 with output stage -N70-
Ignition coil 2 with output stage -N127-
Ignition coil 3 with output stage -N291-
Ignition coil 4 with output stage -N292-
Ignition coil 5 with output stage -N323-
Ignition coil 6 with output stage -N324-
Ignition coil 7 with output stage -N325-1) 2) 6) 7)
Ignition coil 8 with output stage -N326-1) 2) 6) 7)
Ignition coil 9 with output stage -N327-1) 2)
Ignition coil 10 with output stage -N328-1) 2)
Ignition coil 11 with output stage -N329-1) 2)
Ignition coil 12 with output stage -N330-1) 2) | 87 | | 4 | - | Fuse 4 on fuse holder A -SA4- | 10 A1) 4) 5) 6) 7) | - | Fuel metering valve -N290-1) 4) 5) 6) 7)
Fuel metering valve 2 -N402-1) 6) 7) | 87 | | 5 | - | Fuse 5 on fuse holder A -SA5- | 5 A | - | Radiator fan control unit -J293-
Radiator fan control unit 2 -J671-
Fuel pump relay -J17- | 87 | | 6 | - | Fuse 6 on fuse holder A -SA6- | 5 A | - | Brake light switch -F-
Exhaust flap control unit -J883-7) 8)
Exhaust flap control unit 2 -J945-7) 8)
Exhaust flap 1 valve -N321-9) 10)
Exhaust flap 2 valve -N322-9) 10) | 87 | | 7 | - | Fuse 7 on fuse holder A -SA7- | 10 A1) 2) 3) 4)
15 A5) 6) 7) | - | Camshaft control valve 1 -N205-
Camshaft control valve 2 -N208-
Exhaust camshaft control valve 1 -N318-1) 2) 3) 5) 6) 7)
Exhaust camshaft control valve 2 -N319-1) 2) 3) 5) 6) 7)
Charge pressure control solenoid valve -N75-7)
Intake manifold flap valve -N316-3) 4)
Actuators for camshaft adjustment-F366- … -F377-5)
Continued coolant circulation pump -V51-1) 2) | 87 | | 8 | - | Fuse 8 on fuse holder A -SA8- | 5 A | - | Oil level and oil temperature sender -G266- | 87 | | 9 | - | Fuse 9 on fuse holder A -SA9- | 15 A | - | Engine control unit -J623-
Engine control unit 2 -J624-1) 2) | 87 | | 10 | - | Fuse 10 on fuse holder A -SA10- | 15 A
20 A3) | - | Lambda probe heater -Z19-
Lambda probe heater 2 -Z28-
Lambda probe heater 3 -Z62-1) 2)
Lambda probe heater 4 -Z63-1) 2) | 87 | | 11 | - | Fuse 11 on fuse holder A -SA11- | 15 A | - | Map-controlled engine cooling system thermostat -F265-6) 7)
Cam adjuster for cylinder -F452- … -F459-7)
Cam adjuster for cylinder 5 -F464- … -F467-7)
Cam adjuster for cylinder 8 -F476- … -F479-7)
Secondary air pump relay -J299-1) 2) 4) 5) 6) 7)
Secondary air pump relay 2 -J545-1) 2)
Heater element for crankcase breather -N79-1) 2)
Activated charcoal filter solenoid valve 1 -N80-
Secondary air inlet valve -N112-3) 4) 5) 6) 7)
Activated charcoal filter solenoid valve 2 -N115-2)
Left electrohydraulic engine mounting solenoid valve -N144-1) 4) 5) 6)
Right electrohydraulic engine mounting solenoid valve -N145-1) 4) 5) 6)
Variable intake manifold changeover valve -N156-5) 6)
Turbocharger air recirculation valve -N249-7)
Gearbox mounting valve 1 -N262-1) 2) 6) 7)
Gearbox mounting valve 2 -N263-1) 2) 6) 7)
Intake manifold flap valve -N316-3) 4)
Secondary air inlet valve 2 -N320-4) 6) 7)
Exhaust flap 1 valve -N321-1) 4) 5)
Exhaust flap 2 valve -N322-1)
Exhaust gas recirculation cooler changeover valve -N345-4)
Magnetic clutch for compressor -N421-3)
Turbocharger air recirculation valve, cylinder bank 2 -N427-7)
Valve for oil pressure control -N428-
Coolant valve for gearbox -N488-6) 7)
Coolant valve for cylinder head -N489-6) 7)
Solenoid valve for coolant circuit -N492-3) 5)
Gearbox oil cooling valve -N509-2) 3) 4) 5) 6) 7)
Piston cooling jet control valve -N522-7)
Crankcase breather shut-off valve -N548-3) 4) 5) 9)
Engine oil cooler valve -N554-3)
Continued coolant circulation pump -V51-6) 7)
Continued coolant circulation pump 2 -V178-7)
Charge air cooling pump -V188-4) 7) | 87 | | 12 | - | Fuse 12 on fuse holder A -SA12- | 15 A
20 A3) | - | Lambda probe 1 heater after catalytic converter -Z29-
Lambda probe 2 heater after catalytic converter -Z30-
Lambda probe 3 heater after catalytic converter -Z64-1) 2)
Lambda probe 4 heater after catalytic converter -Z65-1) 2) | 87 |
Note: | t | 1) for engine code CEJA only | | t | 2) for engine code CTNA only | | t | 3) for engine codes CREA, CREC, CREG, CTDA only | | t | 4) for engine codes CGWA, CGXC, CMDA, CGXB, CGWD, CTUB only | | t | 5) for engine codes CPAA, CVBA only | | t | 6) for engine code CDRA only | | t | 7) for engine codes CEUA, CGTA, CTGA, CTFA, CEUE, CTGD, DDTA, CTGF only | | t | 8) not for American markets | | t | 9) for American markets only | | t | 10) gradually discontinued | | Fuse assignment, fuse holder A -SA- , diesel engine | | No. | | Current flow diagram designation | Nominal value | | Function/component | Terminal | | 1 | - | Fuse 1 on fuse holder A -SA1- | 5 A | - | Air mass meter -G70-
Air mass meter 2 -G246-1) 6) | 87 | | 2 | - | Fuse 2 on fuse holder A -SA2- | 5 A 3) 6)
10 A 7) | - | Control unit for NOx sender -J583-3) 6)
Control unit for NOx sender 2 -J881-3) 6) 7)
Particulate sensor -G784-3)
Control unit for reducing agent metering system -J880-3) 6) 7)
Catalytic converter heater control unit 1 -T17g- Coupling station, electronics box in engine compartment 2) | 87 | | 3 | - | not assigned | | - | | | | 4 | - | Fuse 4 on fuse holder A -SA4- | 15 A | - | Engine control unit -J623-
Engine control unit 2 -J624-1) 6) | 87 | | 5 | - | Fuse 5 on fuse holder A -SA5- | 5 A | - | Radiator fan control unit -J293-
Radiator fan control unit 2 -J671-
Fuel pump relay -J17- | 87 | | 6 | - | Fuse 6 on fuse holder A -SA6- | 5 A | - | Brake light switch -F- | 87 | | 7 | - | Fuse 7 on fuse holder A -SA7- | 10 A 1) 6) | - | Glow period control unit 2 -J703-1) 6)
Left electrohydraulic engine mounting solenoid valve -N144-1) 6)
Gearbox mounting valve 2 -N263-1) 6)
Coolant valve for gearbox -N488-1) 4)
Gearbox oil cooling valve -N509-1) 6) | 87 | | 8 | - | Fuse 8 on fuse holder A -SA8- | 5 A | - | Oil level and oil temperature sender -G266- | 87 | | 9 | - | Fuse 9 on fuse holder A -SA9- | 10 A | - | Gearbox mounting valve 1 -N262-1) 4)
Fuel pressure regulating valve -N276-
Fuel metering valve -N290- | 87 | | 10 | - | Fuse 10 on fuse holder A -SA10- | 15 A
10 A7) | - | Lambda probe heater -Z19-
Lambda probe 2 heater -Z28-1) 6) | 87 | | 11 | - | Fuse 11 on fuse holder A -SA11- | 15 A | - | Automatic glow period control unit -J179-
Right electrohydraulic engine mounting solenoid valve -N145-
Exhaust gas recirculation cooler changeover valve -N345-
Valve for oil pressure control -N428-
Coolant valve for cylinder head -N489-
17-pin connector -T17h- Coupling station, electronics box in engine compartment 1) 4)
17-pin connector -T17g- Coupling station, electronics box in engine compartment 7)
Variable intake manifold changeover valve 2 -N261-2)
Map-controlled engine cooling system thermostat -F265-2) 3) 7)
Left electrohydraulic engine mounting solenoid valve -N144-2) 3) 7)
Gearbox oil cooling valve -N509-2) 3) 7)
Gearbox mounting valve 1 -N262-1) 5) 6) | 87 | | 12 | - | Fuse 12 on fuse holder A -SA12- | 15 A 1) 6) | - | Continued coolant circulation pump -V51-1) 4)
Pump for exhaust gas recirculation cooler -V400- | 87 |
Note: | t | 1) for engine code CDSB only | | t | 2) for engine codes CDTA, CDTB, CLAB, CDTC only | | t | 3) for engine codes CMHA, CPNA, CPNB only | | t | 6) for engine code CTEC only | | t | 7) for engine codes CTBA, CTBB only | | Fuse assignment, fuse holder A -SA- , high-voltage models | | No. | | Current flow diagram designation | Nominal value | | Function/component | Terminal | | 1 | - | not assigned | | - | | | | 2 | - | Fuse 2 on fuse holder A -SA2- | 5 A | - | Low-temperature circuit coolant pump -V468- | 87 | | 3 | - | Fuse 3 on fuse holder A -SA3- | 20 A | - | Ignition coil 1 with output stage -N70-
Ignition coil 2 with output stage -N127-
Ignition coil 3 with output stage -N291-
Ignition coil 4 with output stage -N292- | 87 | | 4 | - | Fuse 4 on fuse holder A -SA4- | 10 A | - | Fuel pressure regulating valve -N276-
Solenoid for coolant circuit -N492- | 87 | | 5 | - | Fuse 5 on fuse holder A -SA5- | 5 A | - | Radiator fan control unit -J293-
Radiator fan control unit 2 -J671-
Fuel pump relay -J17- | 87 | | 6 | - | Fuse 6 on fuse holder A -SA6- | 5 A | - | Brake light switch -F-
Exhaust flap control unit -J883-
Exhaust flap control unit 2 -J945- | 87 | | 7 | - | Fuse 7 on fuse holder A -SA7- | 15 A | - | Actuator for camshaft adjustment -F366- … -F373-
Secondary air pump relay -J299-
Charge pressure control solenoid valve -N75-
Activated charcoal filter solenoid valve 1 -N80-
Secondary air inlet valve -N112-
Left electrohydraulic engine mounting solenoid -N144-
Right electrohydraulic engine mounting solenoid -N145-
Camshaft control valve 1 -N205-
Turbocharger air recirculation valve -N249-
Gearbox mounting valve 1 -N262-
Gearbox mounting valve 2 -N263-
Intake manifold flap valve -N316-
Valve for oil pressure control -N428-
Continued coolant circulation pump -V51-
Continued coolant circulation pump -V50-
Coolant pump for high-temperature circuit -V467- | 87 | | 8 | - | Fuse 8 on fuse holder A -SA8- | 5 A | - | Oil level and oil temperature sender -G266- | 87 | | 9 | - | Fuse 9 on fuse holder A -SA9- | 15 A | - | Engine control unit -J623- | 87 | | 10 | - | Fuse 10 on fuse holder A -SA10- | 15 A | - | Lambda probe heater -Z19-
Lambda probe 1 heater after catalytic converter -Z29- | 87 | | 11 | - | Fuse 11 on fuse holder A -SA11- | 5 A | - | Brake pedal position sender -G100- | 87 | | 12 | - | not assigned | | - | | |
AUDI A8 2012 Fitting location, fuse holder B -SB- , left-hand drive |
| | | | On right in dash panel -2- . | | | | | 2 - | Fuse carrier 2 -ST2- , black | | 3 - | Fuse carrier 3 -ST3- , red | | q | for special vehicles only |
| | |
AUDI A8 2012 | ST2 - | Fuse carrier 2 -ST2- , black |
| Fuse assignment, fuse carrier 2 -ST2- , black, right-hand drive | | No. | | Current flow diagram designation | Nominal value | | Function/component | Terminal | | 1 | - | Fuse 1 on fuse holder B -SB1- | 5 A | - | Anti-theft alarm sensor -G578-
Alarm horn -H12- | 30 | | 2 | - | Fuse 2 on fuse holder B -SB2- | 20 A | - | Rear sliding sunroof control unit -J392-
Rear sliding sunroof motor -V146- | 30 | | 3 | - | Fuse 3 on fuse holder B -SB3- | 40 A | - | Fresh air blower control unit -J126- | 30 | | 4 | - | Fuse 4 on fuse holder B -SB4- | 20 A | - | Sliding sunroof adjustment control unit -J245-
Sliding sunroof motor -V1- | 30 | | 5 | - | Fuse 5 on fuse holder B -SB5- | 40 A | - | Sunroof roller blind control unit -J394-
Sunroof roller blind control unit 2 -J867-
Sunroof roller blind motor -V260- | 30 | | 6 | - | Fuse 6 on fuse holder B -SB6- | 7.5 A | - | Roof electronics control unit -J528- | 30 | | 7 | - | Fuse 7 on fuse holder B -SB7- | 7.5 A1) | - | Front passenger door control unit -J387-1) | 30 | | 8 | - | Fuse 8 on fuse holder B -SB8- | 30 A | - | Front passenger door control unit -J387- | 30 | | 9 | - | Fuse 9 on fuse holder B -SB9- | 10 A | - | ABS control unit -J104- | 30 | | 10 | - | Fuse 10 on fuse holder B -SB10- | 25 A | - | ABS control unit -J104- | 30 | | 11 | - | Fuse 11 on fuse holder B -SB11- | 30 A | - | Rear left door control unit -J388- | 30 | | 12 | - | Fuse 12 on fuse holder B -SB12- | 15 A
7.5 A2) | - | Control unit for front left multicontour seat -J873- | 30 |
| Note:
AUDI A8 2012 Fitting location, fuse holder C -SC- , left-hand drive |
| | | | On left in dash panel -1- . | | | | | 2 - | Fuse carrier 2 -ST2- , brown | | 3 - | Fuse carrier 3 -ST3- , black |
| | |
AUDI A8 2012 Fitting location, fuse holder C -SC- , right-hand drive |
| | | | ST2 - | Fuse carrier 2 -ST2- , brown | | ST3 - | Fuse carrier 3 -ST3- , black |
| Fuse assignment, fuse carrier 2 -ST2- , brown, right-hand drive | | No. | | Current flow diagram designation | Nominal value | | Function/component | Terminal | | 1 | - | Fuse 1 on fuse holder C -SC1- | 5 A | - | Light switch -E1- | 30 | | 2 | - | Fuse 2 on fuse holder C -SC2- | 5 A | - | Entryandstartauthorisationswitch -E415- | 30 | | 3 | - | Fuse 3 on fuse holder C -SC3- | 7.5 A1) | - | Rear right door control unit -J389-1) | 30 | | 4 | - | not assigned | | - | | | | 5 | - | Fuse 5 on fuse holder C -SC5- | 15 A | - | Horn relay -J413-
Treble horn -H2-
Bass horn -H7- | 30 | | 6 | - | Fuse 6 on fuse holder C -SC6- | 5 A | - | Engine control unit -J623-
Engine control unit 2 -J624- | 30 | | 7 | - | not assigned | | - | | | | 8 | - | Fuse 8 on fuse holder C -SC8- | 10 A | - | Steering column electronics control unit -J527- | 30 | | 9 | - | not assigned | | - | | | | 10 | - | Fuse 10 on fuse holder C -SC10- | 5 A | - | Control unit for electronic steering column lock -J764- | 30 | | 11 | - | Fuse 11 on fuse holder C -SC11- | 7.5 A1) | - | Driver door control unit -J386-1) | 30 | | 12 | - | Fuse 12 on fuse holder C -SC12- | 10 A | - | Rain and light sensor -G397-
16-pin connector -T16- , diagnostic connector | 30 | | 13 | - | Fuse 13 on fuse holder C -SC13- | 5 A | - | Remote control receiver for auxiliary heater -R64- | 30 | | 14 | - | Fuse 14 on fuse holder C -SC14- | 25 A | - | Control unit for electrically adjustable steering column -J866-
Steering column vertical adjustment motor -V123-
Steering column axial adjustment motor -V124- | 30 | | 15 | - | Fuse 15 on fuse holder C -SC15- | 20 A | - | Onboard supply control unit -J519- | 30 | | 16 | - | Fuse 16 on fuse holder C -SC16- | 15 A | - | Brake servo relay -J569-
Vacuum pump for brakes -V192- | 30 |
| Fuse assignment, fuse carrier 3 -ST3- , black, right-hand drive | | No. | | Current flow diagram designation | Nominal value | | Function/component | Terminal | | 1 | - | Fuse 1 on fuse holder C -SC1- | 30 A | - | Onboard supply control unit -J519- | 30 | | 2 | - | Fuse 2 on fuse holder C -SC2- | 30 A | - | Wiper motor control unit -J400- | 30 | | 3 | - | Fuse 3 on fuse holder C -SC3- | 30 A | - | Onboard supply control unit -J519- | 30 | | 4 | - | Fuse 4 on fuse holder C -SC4- | 35 A | - | Motronic current supply relay -J271-
Terminal 30 voltage supply relay -J317-
Engine components current supply relay -J757- | 30 | | 5 | - | Fuse 5 on fuse holder C -SC5- | 30 A | - | Driver door control unit -J386-
Driver side window regulator motor -V147- | 30 | | 6 | - | Fuse 6 on fuse holder C -SC6- | 15 A
7.5 A 1) | - | Control unit for front right multicontour seat -J872- | 30 | | 7 | - | Fuse 7 on fuse holder C -SC7- | 15 A | - | Automatic gearbox control unit -J217- | 30 | | 8 | - | Fuse 8 on fuse holder C -SC8- | 35 A | - | Active steering control unit -J792- | 30 | | 9 | - | Fuse 9 on fuse holder C -SC9- | 30 A | - | Onboard supply control unit -J519- | 30 | | 10 | - | Fuse 10 on fuse holder C -SC10- | 35 A | - | Onboard supply control unit -J519- | 30 | | 11 | - | Fuse 11 on fuse holder C -SC11- | 30 A | - | Rear right door control unit -J389-
Rear right window regulator motor -V27- | 30 | | 12 | - | Fuse 12 on fuse holder C -SC12- | 30 A | - | Auxiliary heater control unit -J364- | 30 |
| Note:
AUDI A8 2012 Fitting location, fuse holder D SDFitting location, fuse holder D -SD- |
| | | | In luggage compartment, on the battery. | | | | | A - | Battery isolation igniter -N253- | | 1 - | Fuse 1 on fuse holder D -SD1- , 175 A | | 2 - | Fuse 2 on fuse holder D -SD2- , 110 A | | 3 - | Fuse 3 on fuse holder D -SD3- , 40 A/80 A/150 A |
AUDI A8 2012 Fitting location, fuse holder F SFFitting location, fuse holder F -SF- |
| | | | On right in luggage compartment, on rear panel -1- . | | | | | Assignment up to model year 2013 | | A - | Fuse carrier 1 -ST1- , black | | B - | Fuse carrier 2 -ST2- , red | | C - | Fuse carrier 3 -ST3- , brown | | D - | Fuse carrier 4 -ST4- , black | | E - | Fuse carrier 5 -ST5- , red | | F - | Fuse carrier 6 -ST6- , brown | | G - | 46-pin connector -T46- , black, CAN disconnector | | H - | Heated rear window fuse -S41- , 40 A | | J - | Levelling system fuse -S110- , 40 A | | K - | Start/Stop operation fuse -S349- , 40 A | | L - | Front passenger seat adjustment thermal fuse 1 -S46- , 15 A | | P - | Fuse 2 -S132- , 110 A |
| Assignment from model year 2014 | | A - | Fuse carrier 1 -ST1- , black | | B - | Fuse carrier 2 -ST2- , red | | C - | Fuse carrier 3 -ST3- , brown | | D - | Fuse carrier 4 -ST4- , black | | E - | Fuse carrier 5 -ST5- , red | | F - | Fuse carrier 6 -ST6- , brown | | G - | 46-pin connector -T46- , black, CAN disconnector | | H - | Fuse 4 -S134- , 40 A 1) | | J - | Heated rear window fuse -S41- , 40 A | | K - | Levelling system fuse -S110- , 40 A | | L - | Start/Stop operation fuse -S349- , 40 A | | M - | Terminal 30 voltage supply fuse -S190- , 50 A | | N - | 8-pin connector -T8h- , from refrigerator box -J698- | | O - | Front passenger seat adjustment thermal fuse 1 -S46- , 15 A | | Q - | Fuse 2 -S132- , 110 A |
| | | | | | | | | | | | | | |
AUDI A8 2012 Fitting location, fuse holder on right A-pillarFitting location, fuse holder on right A-pillar |
| | | | On lower part of right A-pillar -1- | | | | | C - | ABS control unit fuse 1 -S123- , 50 A | | q | Left-hand drive vehicles only | | D - | Auxiliary heater fuse -S126- , 150 A |
AUDI A8 2012 Fitting location of fuse holder on left A-pillar, right-hand driveFitting location of fuse holder on left A-pillar, right-hand drive |
| On lower part of left A-pillar. | | | | | A - | ABS control unit fuse 1 -S123- , 50 A |
AUDI A8 2012 Fitting location of front end fuse holderFitting location of front end fuse holder |
| | | | At front of longitudinal member, near radiator fan -1- . | | | | | 1 - | Earth connection to 685 earth point 1, at front of right longitudinal member | | 2 - | Radiator fan single fuse -S42- | | q | 40 A, without trailer towing attachment | | q | 60 A with trailer towing attachment | | 3 - | Radiator fan fuse for 2nd speed -S104- | | q | 40 A, without trailer towing attachment | | q | 60 A with trailer towing attachment | | 4 - | Terminal 30 from terminal 30 wiring junction 2 -TV22- |
AUDI A8 2012 Fitting location of fuse holder on onboard supply control unit -J519- , left-hand drive |
| Behind dash panel on driver side. | | | | | B - | Driver seat adjustment thermal fuse 1 -S44- , 15 A |
AUDI A8 2012 Fitting location of fuse holder on onboard supply control unit -J519- , right-hand drive |
| Behind dash panel on driver side. | | | | | A - | Driver seat adjustment thermal fuse 1 -S44- , 15 A |
AUDI A8 2012 Fitting location of fuse holder on control unit for reducing agent metering system J880Fitting location of fuse holder on control unit for reducing agent metering system -J880- |
| | | | On left in luggage compartment above reducing-agent tank -1- . | | | | | A - | Fuse (30) for reducing agent heater -S364- , 30 A | | B - | Fuse (30) for reducing agent metering system -S363- , 10 A |
AUDI A8 2012 Fitting location, terminal 30 wiring junction -TV2- , high-voltage models |
| At front left in engine compartment on the power and control electronics for electric drive -JX1- . | | | | | 1 - | Fuse 1 (30) -S204- , 150 A | | 2 - | Fuse 2 (30) -S205- , 60 A | | 3 - | Positive wire from terminal 30 wiring junction 2 -TV22- | | 4 - | Positive wire to power steering control unit -J500- , high-voltage models | | 5 - | Positive wire to power and control electronics for electric drive -JX1- , high-voltage models |
AUDI A8 2012 Fitting location, terminal 30 wiring junction 2 -TV22- with jump start socket -U6- |
| In rear right of engine compartment. | | | | | 2 - | Jump start socket -U6- , positive | | 3 - | Terminal 30 wiring junction 2 -TV22- |
AUDI A8 2012 Fitting location of fuse holder, catalytic converter heaterFitting location of fuse holder, catalytic converter heater |
| At centre in plenum chamber. | | | | | 1 - | Fuse holder, catalytic converter heater | | 2 - | from terminal 30 wiring junction 2 -TV22- | | 3 - | to catalytic converter heater control unit 1 -J1021- | | 4 - | to catalytic converter heater control unit 1 -J1021- | | A - | Catalytic converter heater fuse -S351- | | B - | Catalytic converter heater fuse 2 -S354- |
AUDI A8 2012 Overview of control units | Overview of control units | | q | Fitting location and connectors, right-hand drive | | Roof electronics control unit -J528- | | q | Components: -T8ah- , -E326- , -E633- , -E634- , -W65- , -W66- , -E635- , -E636- , -E8- , -G273- , -G384- , -E325- , -E584- , -E585- , -R164- | | q | Fitting location and connectors | | Sliding sunroof adjustment control unit -J245- /sliding sunroof motor -V1- | | q | Fitting location and connectors | | Control unit for front left belt tensioner -J854- /control unit for front right belt tensioner -J855- | | q | Fitting location and connectors | | q | Fitting location and connectors, right-hand drive | | q | Fitting location and connectors, right-hand drive | | q | Assignment from model year 2014 | | Control unit in dash panel insert -J285- | | q | Components: -K1- , -K47- , -K261- , -Y24- , -K75- , -K104- , -K149- , -G1- , -K262- | | q | Fitting location and connectors | | Power steering control unit -J500- | | q | Components: -V187- , -G269- | | q | Fitting location and connectors | | Left gas discharge bulb control unit -J343- | | q | Components: -J667- , -V294- , -V295- , -A31- , -A32- , -A33- , -A34- , -A35- , -J860- , -L176- , -L148- , -M5- , -M33- , -G695- , -V48- , -V318- , -L13- , -A44- , -A45- , -M30- , -G832- , -G702- , -G703- , -V407- , -J892- , -M51- , -M92- , -L207- , -M29- | | q | Fitting location and connectors, GDL headlight | | q | Fitting location and connectors, LED headlight/LED headlight with matrix beam | | Radiator fan control unit -J293-Radiator fan control unit 2 -J671- | | q | Components: -V7- , -V177- | | q | Fitting location and connectors | | Right gas discharge bulb control unit -J344- | | q | Components: -J668- , -A27- , -A28- , -A29- , -A30- , -A36- , -L14- , -L177- , -M7- , -M34- , -J861- , -L149- , -V49- , -V319- , -G696- , -M32- , -G833- , -G704- , -G705- , -V408- , -J893- , -M52- , -M93- , -L208- , -M31- | | q | Fitting location and connectors, GDL headlight | | q | Fitting location and connectors, LED headlight/LED headlight with matrix beam | | 33 - | Control unit for NOx sender -J583- , V8 TDI | | q | Fitting location and connectors |
AUDI A8 2012 Fitting location, onboard supply control unit J519 |
| 2 - | 6-pin connector -T6a- , black, connector G | | 4 - | 17-pin connector -T17a- , brown, connector E | | 6 - | 16-pin connector -T16c- , brown, connector C | | 1 - | 32-pin connector -T32a- , grey, connector A | | 2 - | 6-pin connector -T6a- , black, connector G | | 3 - | 17-pin connector -T17b- , black, connector D | | 4 - | 17-pin connector -T17a- , brown, connector E | | 5 - | 17-pin connector -T17c- , red, connector F | | 6 - | 16-pin connector -T16c- , brown, connector C | | 7 - | 32-pin connector -T32b- , black, connector B |
AUDI A8 2012 Fitting location, garage door operation control unit J530 |
AUDI A8 2012 Fitting location, engine control unit 2 J624 Fitting location, engine control unit 2 -J624- |
| | | | On left in plenum chamber -2- . | | Engine control unit 2 -J624- with 154-pin connector | | | | | A - | Engine control unit 2 -J624- | | 2 - | 94-pin connector -T94a- , black |
| Engine control unit 2 -J624- with 196-pin connector | | | | | 1 - | Engine control unit 2 -J624- | | B - | 91-pin connector -T91- , black |
AUDI A8 2012 Fitting location, engine control unit J623 Fitting location, engine control unit -J623- |
| | | | At centre in plenum chamber -1- . | | Engine control unit -J623- with 154-pin connector | | | | | A - | Engine control unit -J623- | | 2 - | 94-pin connector -T94- , black |
| Engine control unit -J623- with 196-pin connector | | | | | A - | Engine control unit -J623- | | 1 - | 105-pin connector -T105- , black | | 2 - | 91-pin connector -T91- , black |
AUDI A8 2012 Fitting location, active steering control unit J792 Fitting location, active steering control unit -J792- |
| Fitting location, left-hand drive | | | | | In driver footwell, in front of seat -1- . | | | | | A - | Active steering control unit -J792- | | 2 - | 8-pin connector -T8d- , black | | 3 - | 5-pin connector -T5f- , black, Active steering motor -V477- |
| A - | Active steering control unit -J792- | | 1 - | 10-pin connector -T10i- , black | | 2 - | 8-pin connector -T8d- , black | | 3 - | 5-pin connector -T5f- , black, Active steering motor -V477- |
AUDI A8 2012 Fitting location, control unit for night vision system J853 Fitting location, control unit for night vision system -J853- |
| | | | In footwell, in front of left seat -2- . | | | | | A - | Control unit for night vision system -J853- | | 2 - | 12-pin connector -T12l- , black |
AUDI A8 2012 Fitting location, image processing control unit J851 |
| A - | Image processing control unit -J851- | | 2 - | 5-pin connector -T5n- , black, camera control unit -J852- |
| A - | Image processing control unit -J851- | | 1 - | 12-pin connector -T12p- , black | | 2 - | 5-pin connector -T5n- , black, camera control unit -J852- |
AUDI A8 2012 Fitting location, control unit for sensor electronics J849 |
| A - | 50-pin connector -T50- , ivory |
AUDI A8 2012 Fitting location, ABS control unit J104 |
| A - | ABS control unit -J104- | | 1 - | 47-pin connector -T47- , black |
AUDI A8 2012 Fitting location, front passenger door control unit J387 Fitting location, front passenger door control unit -J387- |
| | | | In front passenger door -1- . | Note: | Illustration shows right-hand drive model. | | | | | A - | Front passenger door control unit -J387- | | 2 - | 20-pin connector -T20c- , black | | 4 - | 32-pin connector -T32m- , blue |
AUDI A8 2012 Fitting location, airbag control unit J234 |
| A - | 100-pin connector -T100- , yellow |
AUDI A8 2012 Fitting location, driver door control unit J386 Fitting location, driver door control unit -J386- |
| | | | Note: | Illustration shows left-hand drive model. | | | | | A - | Driver door control unit -J386- | | 2 - | 20-pin connector -T20b- , black | | 4 - | 32-pin connector -T32k- , blue |
AUDI A8 2012 Fitting location, control unit for electrically adjustable steering column J866 |
| A - | Control unit for electrically adjustable steering column -J866- | | 1 - | 18-pin connector -T18a- , black |
AUDI A8 2012 Fitting location, control unit for electronic steering column lock J764 |
| A - | Control unit for electronic steering column lock -J764- | | 1 - | 6-pin connector -T6z- , black |
AUDI A8 2012 Fitting location, adaptive cruise control unit J428 |
| A - | Adaptive cruise control unit -J428- | | 1 - | 8-pin connector -T8a- , black |
AUDI A8 2012 Fitting location, control unit 2 for adaptive cruise control J850 |
| A - | Control unit 2 for adaptive cruise control -J850- | | 1 - | 8-pin connector -T8b- , black |
AUDI A8 2012 Fitting location, Tyre Pressure Monitoring System control unit J502 |
| A - | Tyre Pressure Monitoring System control unit -J502- | | 1 - | 12-pin connector -T12aw- , black |
AUDI A8 2012 Fitting location, roof electronics control unit J528 |
| B - | Anti-theft alarm sensor -G578- | | D - | 4-pin connector -T4dq- , black |
| Connectors from model year 2014 | | | | | 1 - | Front interior light -W1- | | q | with: microphone unit in front roof module -R164- , anti-theft alarm sensor -G578- , sunroof switch -E8- , interior monitoring sensor -G273- , vehicle inclination sender -G384- , sunroof button -E325- , button 1 for roof roller blind -E584- , button 2 for roof roller blind -E585- | | A - | 6-pin connector -T6k- , blue, microphone unit in front roof module -R164- | | B - | 4-pin connector -T4dq- , black, anti-theft alarm sensor -G578- | | C - | 6-pin connector -T6au- , brown |
AUDI A8 2012 Fitting location, power steering control unit J500 Fitting location, power steering control unit -J500- |
| | | | A - | Power steering control unit -J500- | | q | with: electromechanical power steering motor -V187- , steering moment sender -G269- | | 2 - | 6-pin connector -T6bv- , black | | 3 - | Connection for steering moment sender -G269- |
AUDI A8 2012 Fitting location, steering column electronics control unit J527 | B - | 2-pin connector -T2dm- , black | | D - | 13-pin connector -T13b- , black | | E - | Steering column electronics control unit -J527- | | q | with light switch -E2- , headlight flasher switch -E5- , cruise control system switch -E45- , intermittent wiper switch -E22- , steering angle sender -G85- , coil connector -F350- , steering wheel heater button -E522- , steering column adjustment switch -E167- , lane departure warning button -E517- , airbag coil connector and return ring with slip ring -F138- |
| A - | Steering column electronics control unit -J527- | | F - | 16-pin connector -T16d- , black | | E - | 4-pin connector -T4ap- , black |
AUDI A8 2012 Fitting location, power unit mounting control unit J931 Fitting location, power unit mounting control unit -J931- |
| Behind left wheel housing liner. | | | | | A - | Power unit mounting control unit -J931- | | B - | 28-pin connector -T28- , black |
| Fitting location, control unit for structure-borne sound -J869- | | | | | A - | Control unit for structure-borne sound -J869- | | B - | 6-pin connector -T6bp- , black |
AUDI A8 2012 Fitting location, control unit for wiper motor J400 | A - | Wiper motor control unit -J400- | | q | with windscreen wiper motor -V- | | B - | 4-pin connector -T4ek- , black |
AUDI A8 2012 Fitting location, auxiliary heater control unit J364 Fitting location, auxiliary heater control unit -J364- |
| At front of right longitudinal member. | | | | | B - | 2-pin connector -T2ia- , brown | | C - | Auxiliary heater control unit -J364- | | q | with: temperature sensor 2 for supplementary and auxiliary heating -G587- , flame monitor -G64- , temperature sensor -G18- , glow plug heater -Q9- , -V6- , fuel pre-heating heater element -Z66- |
AUDI A8 2012 Fitting location, radiator fan control unit -J293- /radiator fan control unit 2 -J671- |
| | | | 1 - | Radiator fan control unit 2 -J671- | | 2 - | Radiator fan control unit -J293- | | 4 - | 4-pin connector -T4e- , black |
AUDI A8 2012 Fitting location, control unit in dash panel insert J285 Fitting location, control unit in dash panel insert -J285- |
| In driver side dash panel. | | | | | B - | 2-pin connector -T2gd- , MOST bus, black | | C - | Control unit in dash panel insert -J285- | | q | with: main beam warning lamp -K1- , ABS warning lamp -K47- , warning lamp for left turn signal -K261- , display in dash panel insert -Y24- , airbag warning lamp -K75- , diesel electronics warning lamp -K104- , engine electronics warning lamp -K149- , fuel gauge -G1- , warning lamp for right turn signal -K262- |
AUDI A8 2012 Fitting location of control units on interior mirror | 1 - | Camera control unit -J852- | | q | Fitting location and connectors | | 2 - | Automatic anti-dazzle interior mirror -Y7- | | q | with rain and light sensor -G397- , light sensor -G399- | | 3 - | Humidity sender -G355- | | 4 - | Main beam assist control unit -J844- |
| A - | Camera control unit -J852- | | 2 - | 12-pin connector -T12o- , black |
AUDI A8 2012 Fitting location, left gas discharge bulb control unit -J343- /right gas discharge bulb control unit -J344- |
| | | | 1 - | Output module for left headlight -J667- /output module for right headlight -J668- | | 2 - | Left gas discharge bulb control unit -J343- /right gas discharge bulb control unit -J344- | | 14-pin connector -T14f- /14-pin connector -T14e- | | q | in headlight: left LED module for daytime running light and side light -L176- , left cornering light bulb -L148- , control unit for left daytime running light and side light -J860- , left gas discharge bulb control unit -L13- , front left turn signal bulb -M5- , front left side marker bulb -M33- , control motor sender for left VARILIS headlight -G695- , output module 2 for left headlight -J892- , left headlight range control motor -V48- , left dynamic cornering light control motor -V318- , control unit for right daytime running light and side light -J861- , right gas discharge bulb -L14- , right cornering light bulb -L149- , right LED module for daytime running light and side light -L177- , front right turn signal bulb -M7- , front right side marker bulb -M34- , control motor sender for right VARILIS headlight -G696- , output module 2 for right headlight -J893- , right headlight range control motor -V49- , right dynamic cornering light control motor -V319- |
AUDI A8 2012 Fitting location, output module 1 for left LED headlight -A31- /output module 1 for right LED headlight -A27- |
| | | | 1 - | Output module 1 for left LED headlight -A31- /output module 1 for right LED headlight -A27- /output module for left matrix headlight -A44- /output module for right matrix headlight -A45- | | 2 - | Output module 2 for left LED headlight -A32- /output module 2 for right LED headlight -A28- /output module 4 for left LED headlight -A34- /output module 4 for right LED headlight -A30- /output module 5 for left LED headlight -A35- /output module 5 for right LED headlight -A36- | | 3 - | Output module 3 for left LED headlight -A33- /output module 3 for right LED headlight -A29- | | 4 - | 14-pin connector -T14f- /14-pin connector -T14e- | | q | in headlight with matrix beam: left LED module for daytime running light and side light -L176- , left headlight main beam bulb -M30- , temperature sender 3 for left headlight -G832- , temperature sender 1 for left headlight -G702- , temperature sender 2 for left headlight -G703- , left headlight fan -V407- , right LED module for daytime running light and side light -L177- , right headlight main beam bulb -M32- , temperature sender 3 for right headlight -G833- , temperature sender 1 for right headlight -G704- , temperature sender 2 for right headlight -G705- , right headlight fan -V408- |
AUDI A8 2012 Fitting location, control unit for front left belt tensioner -J854- /control unit for front right belt tensioner -J855- |
| In lower part of B-pillars -1- . | | | | | 1 - | Control unit for front left belt tensioner -J854- /control unit for front right belt tensioner -J855- | | 4-pin connector -T4b- /4-pin connector -T4au- | | 5-pin connector -T5g- /5-pin connector -T5h- |
| Connector assignment, control unit for front left belt tensioner -J854- | | | | | -T4b- (A) | Designation | | -T5g- (B) | Designation | | 1 | CAN bus extended, high
B668 connection 2 (CAN bus extended, high) in main wiring harness
B670 connection 3 (CAN bus extended, high) in main wiring harness
Wiring junction for CAN bus extended, high -TV41- | | 1 | Airbag control unit -J234- | | 2 | CAN bus extended, low
B669 connection 2 (CAN bus extended, low) in main wiring harness
B671 connection 3 (CAN bus extended, low) in main wiring harness
Wiring junction for CAN bus extended, low -TV42- | | 2 | Airbag control unit -J234- | | 3 | Terminal 31, to 369 earth connection 4 in main wiring harness
34 earth point under driver seat | | 3 | | | 4 | Terminal 15, from fuse holder F -SF- | | 4 | Airbag control unit -J234- | | | | | 5 | Airbag control unit -J234- |
| Connector assignment, control unit for front right belt tensioner -J855- | | | | | -T4au- (A) | Designation | | -T5h- (B) | Designation | | 1 | CAN bus extended, high
B108 connection 1 (CAN bus extended, high) in main wiring harness
Wiring junction for CAN bus extended, high -TV41- | | 1 | Airbag control unit -J234- | | 2 | CAN bus extended, low
B109 connection 1 (CAN bus extended, low) in main wiring harness
Wiring junction for CAN bus extended, low -TV42- | | 2 | Airbag control unit -J234- | | 3 | Terminal 31, to 396 earth connection 31 in main wiring harness
35 earth point under front passenger seat | | 3 | | | 4 | Terminal 15, from fuse holder F -SF- | | 4 | Airbag control unit -J234- | | | | | 5 | Airbag control unit -J234- |
AUDI A8 2012 | 1 - | Sliding sunroof adjustment control unit -J245- /sliding sunroof motor -V1- | | A - | 10-pin connector -T10am- |
| Connector assignment, sliding sunroof adjustment control unit -J245- | | | | | -T10am- (A) | Designation | | -T10am- (A) | Designation | | 1 | LIN bus, B577 connection (LIN bus) in roof wiring harness
B528 connection 1 (LIN bus) in main wiring harness
B698 connection 3 (LIN bus) in main wiring harness
Convenience system central control unit -J393- | | 6 | Sunroof switch -E8- | | 2 | | | 7 | Sunroof switch -E8- | | 3 | | | 8 | | | 4 | Sunroof switch -E8- | | 9 | Terminal 31, to 178 earth connection in sliding sunroof wiring harness
689 earth point at front centre of roof | | 5 | Terminal 30, from fuse holder C -SC- | | 10 | Terminal 30, from B591 positive connection 1 (30a) in main wiring harness
Fuse holder F -SC- |
AUDI A8 2012 | 1 - | Control unit for NOx sender -J583- | | A - | 5-pin connector -T5aw- , black |
| Connector assignment, control unit for NOx sender -J583- | | | | | -T5aw- (A) | Designation | | 1 | Terminal 87, from B326 positive connection 12 (30a) in main wiring harness
Fuse holder A -SA- | | 2 | Terminal 31, to 370 earth connection 5 in main wiring harness
396 earth connection 31 in main wiring harness
35 earth point under front passenger seat | | 3 | CAN bus, low B394 connection 5 (powertrain CAN bus, low) in main wiring harness
D179 connection 2 (low bus) in engine compartment wiring harness
Engine control unit -J623- | | 4 | CAN bus, high B387 connection 5 (powertrain CAN bus, high) in main wiring harness
D178 connection 2 (high bus) in engine compartment wiring harness
Engine control unit -J623- | | 5 | Terminal 31, to 370 earth connection 5 in main wiring harness
396 earth connection 31 in main wiring harness
35 earth point under front passenger seat |
AUDI A8 2012 | 1 - | Control unit for NOx sender -J583- | | A - | 5-pin connector -T5av- , black |
| Connector assignment, control unit for NOx sender -J583- | | | | | -T5av- (A) | Designation | | 1 | Terminal 87, from D189 connection (87a) in engine prewiring harness
Fuse holder A -SA- | | 2 | Terminal 31, to 85 earth connection 1 in engine compartment wiring harness
380 earth connection 15 in main wiring harness
43 earth point at bottom of right A-pillar | | 3 | CAN bus, low D179 connection 2 (low bus) in engine compartment wiring harness
Engine control unit -J623- | | 4 | CAN bus, high D178 connection 2 (high bus) in engine compartment wiring harness
Engine control unit -J623- | | 5 | |
AUDI A8 2012 Fitting location, control unit for heads-up display J898 Fitting location, control unit for heads-up display -J898- |
| In front of dash panel on driver side -1- . | | | | | 1 - | Control unit for heads-up display -J898- | | Connector assignment for control unit for heads-up display -J898- | | | |
| -T10bh- (A) | Designation | | -T10bh- (A) | Designation | | 1 | Dash panel insert CAN bus, high
B674 connection 3 (running gear/dash panel insert CAN bus, high) in main wiring harness
A204 connection (dash panel insert CAN bus, high) in dash panel wiring harness
Data bus diagnostic interface -J533- | | 6 | | | 2 | Dash panel insert CAN bus, low
B678 connection 3 (running gear/dash panel insert CAN bus, low) in main wiring harness
A205 connection (dash panel insert CAN bus, low) in dash panel wiring harness
Data bus diagnostic interface -J533- | | 7 | | | 3 | | | 8 | | | 4 | Terminal 30, B330 positive connection 16 (30a) in main wiring harness
Fuse holder C -SC- | | 9 | Terminal 31, 375 earth connection 10 in main wiring harness
376 earth connection 11 in main wiring harness
639 earth point on left A-pillar | | 5 | Terminal 30, B330 positive connection 16 (30a) in main wiring harness
Fuse holder C -SC- | | 10 | Terminal 31, 375 earth connection 10 in main wiring harness
376 earth connection 11 in main wiring harness
639 earth point on left A-pillar |
AUDI A8 2012 Fitting location, control unit 1 for information electronics J794Fitting location, control unit 1 for information electronics -J794- |
| At centre of dash panel -1- . | | | | | 1 - | Control unit 1 for information electronics -J794- | | D - | 8-pin connector -T8p- , black | | G - | 12-pin connector -T12e- , blue | | J - | 2-pin connector -T2ak- , MOST bus, black | | L - | 4-pin connector -T4cn- , brown, connection for external audio sources -R199- | | Connector assignment, control unit 1 for information electronics -J794- | | | | | -T8p- (D) | Designation | | -T8q- (H) | Designation | | 9 | Telephone bracket -R126- | | 1 | | | 10 | Multimedia system operating unit -E380- | | 2 | | | 11 | Multimedia system operating unit -E380- | | 3 | Multimedia system operating unit -E380- | | 12 | Terminal 31, to 332 earth connection 4 in dash panel wiring harness
135 earth connection 2 in dash panel wiring harness
602 earth point in front left footwell | | 4 | | | 13 | Telephone bracket -R126- | | 5 | Aerial amplifier for mobile telephone -R86-
Chip card reader control unit -J676- | | 14 | Multimedia system operating unit -E380- | | 6 | Multimedia system operating unit -E380- | | 15 | Terminal 30, from fuse holder F -SF- | | 7 | B159 connection (diagnosis) in interior wiring harness
B444 connection 1 (diagnosis) in main wiring harness
Data bus diagnostic interface -J533- | | 16 | | | 8 | |
| -T12d- (F) | Designation | | -T12e- (G) | Designation | | 1 | Connection for external audio sources -R199- | | 1 | | | 2 | Connection for external audio sources -R199- | | 2 | Microphone unit in front roof module -R164-
Front right microphone -R141- | | 3 | Connection for external audio sources -R199- | | 3 | Microphone unit in front roof module -R164-
Front right microphone -R141- | | 4 | Connection for external audio sources -R199- | | 4 | Chip card reader control unit -J676- | | 5 | Connection for external audio sources -R199- | | 5 | Reversing camera system control unit -J772-
Control unit for overhead view camera -J928- | | 6 | Connection for external audio sources -R199- | | 6 | Chip card reader control unit -J676- | | 7 | Connection for external audio sources -R199- | | 7 | | | 8 | Connection for external audio sources -R199- | | 8 | Microphone unit in front roof module -R164-
Front left microphone -R140- | | 9 | Connection for external audio sources -R199- | | 9 | Microphone unit in front roof module -R164-
Front left microphone -R140- | | 10 | Connection for external audio sources -R199- | | 10 | Chip card reader control unit -J676- | | 11 | Connection for external audio sources -R199- | | 11 | Reversing camera system control unit -J772-
Control unit for overhead view camera -J928- | | 12 | Connection for external audio sources -R199- | | 12 | |
AUDI A8 2012 Fitting location, DVD changer R161 | B - | 2-pin connector -T2dn- , MOST bus, black |
AUDI A8 2012 Fitting location, seat and steering column adjustment control unit with memory J136 | | 1 - | Seat and steering column adjustment control unit with memory -J136- | | B - | 10-pin connector -T10m- , black | | Connector assignment, seat and steering column adjustment control unit with memory -J136- | | | | | -T12aa- (A) | Designation | | -T12aa- (A) | Designation | | 1 | Driver seat backrest adjustment motor -V45- | | 7 | Driver seat rake adjustment motor -V243- | | 2 | Driver seat head restraint adjustment motor -V103- | | 8 | Driver seat height adjustment motor -V245- | | 3 | Driver seat height adjustment motor -V245- | | 9 | Driver seat longitudinal adjustment motor -V28- | | 4 | Driver seat head restraint adjustment motor -V103- | | 10 | Driver seat rake adjustment motor -V243- | | 5 | Driver seat longitudinal adjustment motor -V28- | | 11 | Terminal 30, from driver seat adjustment thermal fuse 1 -S44- | | 6 | Driver seat backrest adjustment motor -V45- | | 12 | Terminal 31, to 95 earth connection 1 in seat adjustment wiring harness
369 earth connection 4 in main wiring harness
34 earth point under driver seat |
| -T10m- (B) | Designation | | -T10m- (B) | Designation | | 1 | Driver seat depth adjustment motor -V256- | | 6 | Potentiometer for seat belt height adjustment -G372- | | 2 | Seat belt height adjustment motor -V233- | | 7 | | | 3 | Seat belt height adjustment motor -V233- | | 8 | Driver upper backrest adjustment motor -V258- | | 4 | Driver upper backrest adjustment motor -V258- | | 9 | Potentiometer for seat belt height adjustment -G372- | | 5 | Driver seat depth adjustment motor -V256- | | 10 | |
| -T32i- (C) | Designation | | -T32i- (C) | Designation | | 1 | | | 17 | | | 2 | | | 18 | | | 3 | Driver door control unit -J386- | | 19 | | | 4 | | | 20 | Head restraint adjustment switch -E155-
Switch module for driver seat -E663- | | 5 | Driver seat massage function button -E670- | | 21 | | | 6 | Seat longitudinal adjustment button -E418-
Switch module 2 for driver seat -E667- | | 22 | Driver seat backrest adjustment switch -E96-
Switch module for driver seat -E663- | | 7 | Seat height adjustment button -E424-
Switch module 2 for driver seat -E667- | | 23 | Driver seat height adjustment switch -E364-
Switch module for driver seat -E663- | | 8 | | | 24 | Driver seat rake adjustment switch -E222-
Switch module for driver seat -E663- | | 9 | | | 25 | Driver seat longitudinal adjustment switch -E363-
Switch module for driver seat -E663- | | 10 | | | 26 | | | 11 | | | 27 | | | 12 | | | 28 | Backrest adjustment button -E425-
Switch module 2 for driver seat -E667- | | 13 | | | 29 | | | 14 | | | 30 | | | 15 | Convenience CAN bus, low
M28 connection (convenience CAN bus, low) in driver seat adjustment wiring harness | | 31 | | | 16 | Convenience CAN bus, high
M27 connection (convenience CAN bus, high) in driver seat adjustment wiring harness | | 32 | |
AUDI A8 2012 Fitting location, catalytic converter heater control unit 1 J1021Fitting location, catalytic converter heater control unit 1 -J1021- |
| Behind front axle on right, near gearbox -1- . | | | | | 1 - | Catalytic converter heater control unit 1 -J1021- | | B - | 4-pin connector -T4gk- , black | | Connector assignment, catalytic converter heater control unit 1 -J1021- | | | | | -T4gk- (B) | Designation | | -T4gk- (B) | Designation | | 1 | Powertrain CAN bus, high
E123 connection 1 (powertrain CAN bus, high) in engine wiring harness | | 3 | Powertrain CAN bus, low
E124 connection 1 (powertrain CAN bus, low) in engine wiring harness | | 2 | Terminal 31, to 618 earth point on left on engine | | 4 | Terminal 87, from D181 connection 2 (87a) in engine compartment wiring harness |
| -T2qc- (A) | Designation | | -T2qb- (C) | Designation | | 1 | Catalytic converter heater 1 -Z119- | | 1 | Terminal 30 wiring junction -TV2-
Catalytic converter heater fuse 2 -S354- | | 2 | Catalytic converter heater 2 -Z120- | | 2 | Terminal 30 wiring junction -TV2-
Catalytic converter heater fuse -S351- |
AUDI A8 2012 Overview of control units | Overview of control units |
| 2 - | Convenience system central control unit 2 -J773-, from model year 2014 | | q | Fitting location and connectors | | 3 - | Control units on right in luggage compartment, up to model year 2013 | | q | Fitting location and connectors | | 4 - | Convenience system central control unit -J393-, from model year 2014 | | q | Fitting location and connectors | | 5 - | Remote control receiver for auxiliary heater -R64-, from model year 2014 | | q | Fitting location and connectors | | 6 - | Data bus diagnostic interface -J533-, from model year 2014 | | q | Fitting location and connectors | | 7 - | Park assist steering control unit -J791-, from model year 2014 | | q | Fitting location and connectors | | 10 - | Control units on left in luggage compartment, up to model year 2013 | | q | Fitting location and connectors | | Power latching control unit -J657- | | q | Components: -F333-, -F332-, -V382- | | q | Fitting location and connectors | | 16 - | Digital sound package control unit -J525-, Bang & Olufsen, from model year 2014 | | q | Fitting location and connectors | | 17 - | Adaptive suspension control unit -J197-, from model year 2014 | | q | Fitting location and connectors | | 26 - | Headlight range control unit -J431-/control unit for cornering light and headlight range control -J745-, models with cornering light, from model year 2014 | | q | Fitting location and connectors | | 27 - | Aerial amplifier for mobile telephone -R86-, from model year 2014 | | q | Fitting location and connectors | | Rear sliding sunroof control unit -J392-/rear sliding sunroof motor -V146-, panoramic sunroof | | q | Fitting location and connectors | | 35 - | Control unit for vehicle location system -J895-, from model year 2014 | | q | Fitting location and connectors | | 36 - | Trailer detector control unit -J345-, from model year 2014 | | q | Fitting location and connectors | | 37 - | Reversing camera system control unit -J772-, from model year 2014 | | q | Fitting location and connectors |
AUDI A8 2012 Control units on right in luggage compartment, up to model year 2013Control units on right in luggage compartment, up to model year 2013 |
| On right in luggage compartment, on rear panel. | | | | | Headlight range control unit -J431- | | q | Components: -J431-, -J745- (for models with cornering light only) | | q | Fitting location and connectors | | q | Fitting location and connectors from MY 2014 | | 2 - | 46-pin connector -T46-, black, CAN disconnector | | Parking aid control unit -J446-/park assist steering control unit -J791- | | q | Fitting location and connectors | | From model year 2014, the parking aid control unit -J446- is being discontinued. The functions will be provided by the onboard supply control unit -J519- instead. | | Park assist steering control unit -J791- | | q | Fitting location and connectors from MY 2014 | | q | Fitting location and connectors from MY 2014 | | q | Fitting location and connectors from MY 2014 | | 6 - | Relay and fuse carrier on right in luggage compartment | | q | Fitting location and connectors from MY 2014 | | q | Fitting location and connectors from MY 2014 |
AUDI A8 2012 Fitting location, headlight range control unit J431 / control unit for cornering light and headlight range control J745 , models with cornering light, up to model year 2013 |
AUDI A8 2012 Fitting location, headlight range control unit J431 / control unit for cornering light and headlight range control J745 , models with cornering light, from model year 2014 Fitting location, headlight range control unit -J431-/control unit for cornering light and headlight range control -J745-, models with cornering light, from model year 2014 |
| On left in luggage compartment, on rear panel -1-. | | | | | 1 - | Headlight range control unit -J431-/control unit for cornering light and headlight range -J745- | | A - | 26-pin connector -T26- |
| Connector assignment, headlight range control unit -J431-/control unit for cornering light and headlight range -J745- | | | | | -T26- (A) | Designation | | -T26- (A) | Designation | | 1 | | | 14 | | | 2 | CAN bus extended, high | | 15 | Right headlight range control motor -V49- | | 3 | CAN bus extended, low | | 16 | Left headlight range control motor -V48- | | 4 | CAN bus, high | | 17 | Left headlight range control motor -V48- | | 5 | CAN bus, low
screen earth, USA only | | 18 | Left headlight range control motor -V48- | | 6 | | | 19 | Left headlight range control motor -V48- | | 7 | | | 20 | Right headlight range control motor -V49- | | 8 | | | 21 | Right headlight range control motor -V49- | | 9 | Screen earth, USA only | | 22 | Right headlight range control motor -V49- | | 10 | | | 23 | Terminal 15, from fuse holder F -SF- | | 11 | | | 24 | Terminal 31, to 675 earth point 2 on right in luggage compartment | | 12 | | | 25 | | | 13 | | | 26 | |
AUDI A8 2012 Fitting location, parking aid control unit J446 / park assist steering control unit J791 , up to model year 2013 |
| B - | 12-pin connector -T12i-, brown | | C - | 12-pin connector -T12h-, black |
AUDI A8 2012 Fitting location, park assist steering control unit J791 , from model year 2014 Fitting location, park assist steering control unit -J791-, from model year 2014 |
| In luggage compartment in right luggage compartment recess -1-. | | | | | 1 - | Park assist steering control unit -J791- | | A - | 16-pin connector -T16h-, brown | | B - | 12-pin connector -T12i-, brown | | C - | 12-pin connector -T12h-, black |
| Connector assignment of park assist steering control unit -J791- | | | | | -T16h- (A) | Designation | | -T12i- (B) | Designation | | -T12h- (C) | Designation | | 1 | Terminal 15, from fuse holder F -SF- | | 1 | Front sender voltage supply | | 1 | | | 2 | Rear parking aid warning buzzer -H15- | | 2 | Front sender earth | | 2 | Rear centre right parking aid sender -G205- | | 3 | | | 3 | Front parking aid warning buzzer -H22- | | 3 | Rear centre left parking aid sender -G204- | | 4 | Parking aid button -E266- | | 4 | Front parking aid warning buzzer -H22- | | 4 | Rear right parking aid sender -G206- | | 5 | | | 5 | Front left parking aid sender -G255- | | 5 | Rear left parking aid sender -G203- | | 6 | CAN bus, high | | 6 | Front centre left parking aid sender -G254- | | 6 | Rear right park assist steering sender -G717- | | 7 | | | 7 | Front centre right parking aid sender -G253- | | 7 | | | 8 | Terminal 31, to 51 earth point on right in luggage compartment | | 8 | Front right parking aid sender -G252- | | 8 | Rear sender earth | | 9 | Warning light for park assist steering -K241- | | 9 | Front left sender for park assist steering on left side of vehicle -G568- | | 9 | | | 10 | Rear parking aid warning buzzer -H15- | | 10 | Front right sender for park assist steering on right side of vehicle -G569- | | 10 | Rear left park assist steering sender -G716- | | 11 | | | 11 | | | 11 | Rear sender voltage supply | | 12 | | | 12 | | | 12 | | | 13 | Parking aid warning lamp -K136- | | | | | | | | 14 | | | | | | | | | 15 | CAN bus, low | | | | | | | | 16 | Park assist steering button -E581- | | | | | | |
AUDI A8 2012 Fitting location, adaptive suspension control unit J197 , up to model year 2013 |
| A - | Adaptive suspension control unit -J197- | | 2 - | 18-pin connector -T18b-, grey | | 4 - | 12-pin connector -T12a-, green | | 5 - | 6-pin connector -T6b-, blue |
AUDI A8 2012 Fitting location, adaptive suspension control unit J197 , from model year 2014 Fitting location, adaptive suspension control unit -J197-, from model year 2014 |
| On left in luggage compartment, on rear panel -1-. | | | | | 1 - | Adaptive suspension control unit -J197- | | A - | 9-pin connector -T9a-, grey | | B - | 18-pin connector -T18b-, grey | | C - | 15-pin connector -T15a-, purple | | D - | 12-pin connector -T12a-, green | | E - | 6-pin connector -T6b-, blue |
| Connector assignment, adaptive suspension control unit -J197- | | | | | -T9a- (A) | Designation | | -T18b- (B) | Designation | | -T15a- (C) | Designation | | 1 | Terminal 30, from fuse holder F -SF- | | 1 | Valve voltage supply | | 1 | Front left vehicle level sender -G78- | | 2 | | | 2 | Front left suspension strut valve -N148- | | 2 | Front left vehicle level sender -G78- | | 3 | Terminal 31, to 391 earth connection 26 in main wiring harness
675 earth point 2 on right in luggage compartment | | 3 | Front right suspension strut valve -N149- | | 3 | Front left vehicle level sender -G78- | | 4 | | | 4 | Valve block | | 4 | Front right vehicle level sender -G289- | | 5 | | | 5 | Rear left suspension strut valve -N150- | | 5 | Front right vehicle level sender -G289- | | 6 | Terminal 15, from fuse holder F -SF- | | 6 | Rear right suspension strut valve -N151- | | 6 | Front right vehicle level sender -G289- | | 7 | | | 7 | Valve block | | 7 | Rear left vehicle level sender -G76- | | 8 | | | 8 | Adaptive suspension pressure accumulator valve -N311- | | 8 | Rear left vehicle level sender -G76- | | 9 | | | 9 | Adaptive suspension compressor relay -J403- | | 9 | Rear left vehicle level sender -G76- | | | | | 10 | | | 10 | Rear right vehicle level sender -G77- | | | | | 11 | | | 11 | Rear right vehicle level sender -G77- | | | | | 12 | | | 12 | Rear right vehicle level sender -G77- | | | | | 13 | | | 13 | Pressure sender for adaptive suspension -G291- | | | | | 14 | | | 14 | Pressure sender for adaptive suspension -G291- | | | | | 15 | | | 15 | Pressure sender for adaptive suspension -G291- | | | | | 16 | | | | | | | | | 17 | | | | | | | | | 18 | | | | |
| -T12a- (D) | Designation | | -T6b- (E) | Designation | | 1 | Front left shock absorber damping adjustment valve -N336- | | 1 | FlexRay bus | | 2 | Rear left shock absorber damping adjustment valve -N338- | | 2 | FlexRay bus | | 3 | | | 3 | | | 4 | Front left shock absorber damping adjustment valve -N336- | | 4 | Control unit for sensor electronics -J849-, high-voltage models only | | 5 | Front right shock absorber damping adjustment valve -N337- | | 5 | Control unit for sensor electronics -J849-, high-voltage models only | | 6 | | | 6 | | | 7 | Rear left shock absorber damping adjustment valve -N338- | | | | | 8 | Rear right shock absorber damping adjustment valve -N339- | | | | | 9 | Compressor temperature sender for adaptive suspension -G290- | | | | | 10 | Front right shock absorber damping adjustment valve -N337- | | | | | 11 | Rear right shock absorber damping adjustment valve -N339- | | | | | 12 | Compressor temperature sender for adaptive suspension -G290- | | | |
AUDI A8 2012 Fitting location, data bus diagnostic interface J533 , up to model year 2013 Fitting location, data bus diagnostic interface -J533-, up to model year 2013 |
| | | | On right in luggage compartment, on rear panel -1-. | | | | | 1 - | 32-pin connector -T32f-, black | | 2 - | 2-pin connector -T2gb-, MOST bus, black |
AUDI A8 2012 Fitting location, data bus diagnostic interface J533 , from model year 2014 Fitting location, data bus diagnostic interface -J533-, from model year 2014 |
| On right in luggage compartment, on rear panel -1-. | | | | | 1 - | Data bus diagnostic interface -J533- | | A - | 32-pin connector -T32f-, black | | B - | 2-pin connector -T2gb-, MOST bus, black |
| Connector assignment, data bus diagnostic interface -J533- | | | | | -T32f- (A) | Designation | | -T32f- (A) | Designation | | 1 | | | 17 | LIN bus, B481 connection 17 in main wiring harness | | 2 | CAN bus extended, low | | 18 | CAN bus extended, high | | 3 | 16-pin connector -T16-, diagnostic connection | | 19 | 16-pin connector -T16-, diagnostic connection | | 4 | Convenience CAN bus, low | | 20 | Convenience CAN bus, high | | 5 | Powertrain CAN bus, low | | 21 | Powertrain CAN bus, high | | 6 | Dash panel insert CAN bus, low | | 22 | Dash panel insert CAN bus, high | | 7 | FlexRay bus, ABS control unit -J104- | | 23 | FlexRay bus, ABS control unit -J104- | | 8 | FlexRay bus, adaptive suspension control unit -J197-
All-wheel drive control unit -J492- | | 24 | FlexRay bus, adaptive suspension control unit -J197-
All-wheel drive control unit -J492- | | 9 | FlexRay bus, control unit for sensor electronics -J849- | | 25 | FlexRay bus, control unit for sensor electronics -J849- | | 10 | FlexRay bus, control unit 2 for adaptive cruise control -J850- | | 26 | FlexRay bus, control unit 2 for adaptive cruise control -J850- | | 11 | | | 27 | | | 12 | | | 28 | | | 13 | Terminal 31, to 675 earth point 2 on right in luggage compartment | | 29 | Terminal 31, to 675 earth point 2 on right in luggage compartment | | 14 | Terminal 15, from fuse holder F -SF- | | 30 | | | 15 | | | 31 | | | 16 | Terminal 30, from fuse holder F -SF- | | 32 | Ring break diagnostic cable
B444 connection 1 (diagnosis) in main wiring harness |
AUDI A8 2012 Fitting location, convenience system central control unit 2 J773 , up to model year 2013 |
| A - | Convenience system central control unit 2 -J773- | | 2 - | 12-pin connector -T12ag-, brown | | 3 - | 12-pin connector -T12ah-, black |
AUDI A8 2012 Fitting location, convenience system central control unit 2 J773 , from model year 2014 Fitting location, convenience system central control unit 2 -J773-, from model year 2014 |
| On right in luggage compartment, on rear panel -1-. | | | | | 1 - | Convenience system central control unit 2 -J773- | | A - | 16-pin connector -T16o-, brown | | B - | 12-pin connector -T12ag-, brown | | C - | 12-pin connector -T12ah-, black |
| Connector assignment, convenience system central control unit 2 -J773- | | | | | -T16o- (A) | Designation | | -T12ag- (B) | Designation | | -T12ah- (C) | Designation | | 1 | Front left footwell illumination bulb -L151- | | 1 | Terminal 31, to 390 earth connection 25 in main wiring harness
391 earth connection 26 in main wiring harness
675 earth point 2 on right in luggage compartment | | 1 | Rear right door ambient lighting bulb -L167- | | 2 | Front left door ambient lighting bulb -L158- | | 2 | Light conductor for rear centre console ambient lighting -W75- | | 2 | | | 3 | Front left door ambient lighting bulb -L158- | | 3 | Terminal 30, from fuse holder F -SF- | | 3 | Rear right footwell illumination bulb -L107- | | 4 | Rear left footwell illumination bulb -L106- | | 4 | Terminal 30, from fuse holder F -SF- | | 4 | Front right door ambient lighting bulb -L179- | | 5 | Light conductor for front centre console ambient lighting -W74- | | 5 | Rear right door ambient lighting bulb -L167- | | 5 | Front right door ambient lighting bulb -L179- | | 6 | Rear left door ambient lighting bulb -L166- | | 6 | CAN bus, low
Wiring junction for convenience CAN bus, low -TV38- | | 6 | Front right footwell illumination bulb -L152- | | 7 | Rear left door ambient lighting bulb -L166- | | 7 | | | 7 | Rear right door ambient lighting bulb -L167- | | 8 | Light conductor for front centre console ambient lighting -W74- | | 8 | Light conductor for rear centre console ambient lighting -W75- | | 8 | Light conductor for front centre console ambient lighting -W74- | | 9 | Front left footwell illumination bulb -L151- | | 9 | | | 9 | Rear right footwell illumination bulb -L107- | | 10 | Front left door ambient lighting bulb -L158- | | 10 | Light conductor for rear centre console ambient lighting -W75- | | 10 | Light conductor for front right sill panel moulding ambient lighting -W68- | | 11 | Light conductor for front left sill panel moulding ambient lighting -W67- | | 11 | Light conductor for rear right sill panel moulding ambient lighting -W70- | | 11 | Front right door ambient lighting bulb -L179- | | 12 | Rear left footwell illumination bulb -L106- | | 12 | CAN bus, high
Wiring junction for convenience CAN bus, high -TV34- | | 12 | Front right footwell illumination bulb -L152- | | 13 | | | | | | | | | 14 | Rear left door ambient lighting bulb -L166- | | | | | | | | 15 | Light conductor for rear left sill panel moulding ambient lighting -W69- | | | | | | | | 16 | | | | | | | |
AUDI A8 2012 Fitting location, convenience system central control unit J393 , up to model year 2013 Fitting location, convenience system central control unit -J393-, up to model year 2013 |
| | | | On right in luggage compartment, on rear panel -1-. | | | | | A - | Convenience system central control unit -J393- | | 3 - | 32-pin connector -T32c-, grey | | 5 - | 17-pin connector -T17d-, black | | 7 - | 17-pin connector -T17e-, brown |
AUDI A8 2012 Fitting location, convenience system central control unit J393 , from model year 2014 Fitting location, convenience system central control unit -J393-, from model year 2014 |
| On right in luggage compartment, on rear panel -1-. | | | | | 1 - | Convenience system central control unit -J393- | | A - | 17-pin connector -T17d-, black | | B - | 32-pin connector -T32d-, black | | C - | 17-pin connector -T17e-, brown | | D - | 32-pin connector -T32e-, blue | | E - | 32-pin connector -T32c-, grey | | F - | 2-pin connector -T2a-, blue-grey, central locking and anti-theft alarm system aerial -R47- |
| Connector assignment, convenience system central control unit -J393- | | | | | -T32c- (E) | Designation | | -T32c- (E) | Designation | | 1 | | | 17 | | | 2 | B335 connection 1 (54) in main wiring harness | | 18 | Additional brake light bulb -M25- | | 3 | Entry and start authorisation switch -E415-, up to June 2010
Release button for rear lid lock cylinder -F248- | | 19 | | | 4 | Contact switch in lock cylinder for rear lid, anti-theft alarm system and central locking system -F124- | | 20 | Entry and start authorisation switch -E415-, up to June 2010
Entry and start authorisation button -E408-, from July 2010 | | 5 | Engine control unit -J623- | | 21 | | | 6 | | | 22 | | | 7 | | | 23 | | | 8 | | | 24 | | | 9 | | | 25 | | | 10 | | | 26 | Driver door control unit -J386-, high-voltage vehicles only | | 11 | Entry and start authorisation switch -E415-, up to June 2010 | | 27 | | | 12 | Entry and start authorisation switch -E415-, up to June 2010
Entry and start authorisation button -E408-, from July 2010 | | 28 | E26 connection (selector position P/N) in Motronic wiring harness | | 13 | Entry and start authorisation switch -E415-, up to June 2010
Entry and start authorisation button -E408-, from July 2010 | | 29 | | | 14 | | | 30 | | | 15 | Control unit for electronic steering column lock -J764- | | 31 | | | 16 | Terminal 15 voltage supply relay -J329- | | 32 | |
| -T32d- (B) | Designation | | -T32d- (B) | Designation | | -T17d- (A) | Designation | | 1 | | | 17 | LIN bus | | 1 | Right reversing light bulb -M17-
Right reversing light bulb -M17-, USA only | | 2 | | | 18 | LIN bus, rear lid power opening control unit -J938- | | 2 | Power latching motor for rear lid -V382- | | 3 | Entryandstartauthorisationswitch -E415- | | 19 | Convenience CAN bus, high
Wiring junction for convenience CAN bus, high -TV34- | | 3 | | | 4 | Heated rear window relay -J9- | | 20 | Convenience CAN bus, low
Wiring junction for convenience CAN bus, low -TV38- | | 4 | Power latching motor for rear lid -V382- | | 5 | | | 21 | | | 5 | Rear lid central locking motor -V53- | | 6 | | | 22 | | | 6 | Tank filler flap locking motor -V155- | | 7 | | | 23 | | | 7 | Tank filler flap locking motor -V155- | | 8 | | | 24 | | | 8 | Right tail light bulb 2 -M50-
Bulb 2 for right brake, turn signal and tail light -M73- | | 9 | | | 25 | | | 9 | Left tail light bulb -M4-
Left brake, turn signal and tail light bulb -M69-, USA only | | 10 | | | 26 | | | 10 | Right brake light bulb 2 -M87-
Right brake, turn signal and tail light bulb -M85-, USA only | | 11 | | | 27 | | | 11 | Rear right fog light bulb -L47-
Rear right fog light bulb -L47- | | 12 | | | 28 | | | 12 | Bulb 2 for rear left turn signal -M80- | | 13 | | | 29 | | | 13 | | | 14 | Number plate light -X- | | 30 | Rear right turn signal bulb -M8-
Rear right side marker bulb -M38-, USA only | | 14 | | | 15 | Relay for power sockets -J807- | | 31 | Rear left turn signal bulb -M6-
Rear left side marker bulb -M37-, USA only | | 15 | Terminal 30, from fuse holder F -SF- | | 16 | Alarm horn -H12- | | 32 | LIN bus,
heated windscreen control unit -J505-, roof electronics control unit -J528-, anti-theft alarm sensor -G578- | | 16 | Terminal 30, from fuse holder F -SF- | | | | | | | | 17 | Terminal 31, to 391 earth connection 26 in main wiring harness
675 earth point 2 on right in luggage compartment |
| -T32e- (B) | Designation | | -T32e- (B) | Designation | | -T17e- (A) | Designation | | 1 | Entry and start authorisation button -E408-, up to June 2010 | | 17 | | | 1 | Rear roller blind motor -V91- | | 2 | | | 18 | | | 2 | Rear roller blind motor -V91- | | 3 | Entry and start authorisation button -E408-, up to June 2010 | | 19 | | | 3 | | | 4 | | | 20 | Power latching system limit switch, luggage compartment unlocked -F332- | | 4 | | | 5 | Power latching system limit switch, luggage compartment locked -F333- | | 21 | | | 5 | Rear left fog light bulb -L46-
Rear left fog light bulb -L46-, USA only | | 6 | | | 22 | | | 6 | Left tail light bulb -M9-
Left brake and turn signal bulb -M56-, USA only | | 7 | Luggage compartment aerial for entry and start system -R137- | | 23 | | | 7 | | | 8 | Luggage compartment aerial for entry and start system -R137- | | 24 | | | 8 | B447 connection (luggage compartment light) in main wiring harness | | 9 | Right aerial for entry and start authorisation -R201- | | 25 | | | 9 | Left tail light bulb 2 -M49-
Bulb 2 for left brake, turn signal and tail light -M72-, USA only | | 10 | Right aerial for entry and start authorisation -R201- | | 26 | | | 10 | Right tail light bulb -M2-
Right brake, turn signal and tail light bulb -M70-, USA only | | 11 | Left aerial for entry and start authorisation -R200- | | 27 | | | 11 | Left tail light bulb 2 -M86-
Left brake and turn signal bulb 2 -M84-, USA only | | 12 | Left aerial for entry and start authorisation -R200- | | 28 | | | 12 | Right brake light bulb -M10-
Right brake and turn signal bulb -M57-, USA only | | 13 | Interior aerial 2 for entry and start system -R139- | | 29 | Contact sensor for rear right exterior door handle -G418- | | 13 | Bulb 2 for rear right turn signal -M81- | | 14 | Interior aerial 2 for entry and start system -R139- | | 30 | Contact sensor for front right exterior door handle -G606- | | 14 | B479 connection 15 in main wiring harness | | 15 | Interior aerial 1 for entry and start system -R138- | | 31 | Contact sensor for rear left exterior door handle -G417- | | 15 | Control unit for electronic steering column lock -J764- | | 16 | Interior aerial 1 for entry and start system -R138- | | 32 | Contact sensor for front left exterior door handle -G605- | | 16 | Terminal 30, from fuse holder F -SF- | | | | | | | | 17 | Terminal 31, to 391 earth connection 26 in main wiring harness
675 earth point 2 on right in luggage compartment |
AUDI A8 2012 Fitting location, voltage stabilizer J532 |
| A - | Voltage stabilizer -J532- | | 1 - | 12-pin connector -T12y-, black |
AUDI A8 2012 Fitting location, control unit for electromechanical parking brake J540 |
| A - | Control unit for electromechanical parking brake -J540- | | 1 - | 30-pin connector -T30a-, black |
AUDI A8 2012 Fitting location, all-wheel drive control unit J492 |
| A - | All-wheel drive control unit -J492- | | 1 - | 47-pin connector -T47a-, black |
AUDI A8 2012 Fitting location, heated windscreen control unit J505 |
| A - | Heated windscreen control unit -J505- | | 1 - | 4-pin connector -T4em-, black |
AUDI A8 2012 Fitting location, rear left door control unit J388 |
| A - | Rear left door control unit -J388- | | 2 - | 20-pin connector -T20d- | | 3 - | 16-pin connector -T16m- |
AUDI A8 2012 Fitting location, rear right door control unit J389 |
| A - | Rear right door control unit -J389- | | 2 - | 20-pin connector -T20e- | | 3 - | 16-pin connector -T16n- |
AUDI A8 2012 Fitting location, rear lid control unit J605 |
| A - | Rear lid control unit -J605- | | 2 - | 4-pin connector -T4do-, black | | 3 - | 5-pin connector -T5x-, black, motor 1 for rear lid -V444- |
AUDI A8 2012 Fitting location, rear lid power opening control unit J938 Fitting location, rear lid power opening control unit -J938- |
| Behind the rear bumper cover -1-. | | | | | 1 - | Rear lid power opening control unit -J938- | | B - | 5-pin connector -T5am- |
| Connector assignment, rear lid power opening control unit -J938- | | | | | -T4hu- (A) | Designation | | -T5am- (B) | Designation | | 1 | Terminal 30, from fuse holder F -SF- | | 1 | Rear lid power opening sender -G750- | | 2 | Terminal 31, to 394 earth connection 29 in main wiring harness
238 earth connection 1 in interior wiring harness
51 earth point on right in luggage compartment | | 2 | Rear lid power opening sender -G750- | | 3 | LIN bus, from convenience system central control unit -J393- | | 3 | | | 4 | | | 4 | Rear lid power opening sender 2 -G760- | | | | | 5 | Rear lid power opening sender 2 -G760- |
AUDI A8 2012 Fitting location of control units on left in luggage compartment, up to model year 2013 | q | Fitting location and connectors from MY 2014 | | q | Fitting location and connectors from MY 2014 | | q | Fitting location and connectors from MY 2014 | | q | Fitting location and connectors from MY 2014 | | q | Fitting location and connectors from MY 2014 |
AUDI A8 2012 Fitting location, remote control receiver for auxiliary heater R64 , up to model year 2013 Fitting location, remote control receiver for auxiliary heater -R64-, up to model year 2013 |
| | | | On left in luggage compartment, on rear panel -1-. | | | | | A - | Remote control receiver for auxiliary heater -R64- | | 2 - | 2-pin connector -T2id-, beige, aerial connection |
AUDI A8 2012 Fitting location, remote control receiver for auxiliary heater R64 , from model year 2014 Fitting location, remote control receiver for auxiliary heater -R64-, from model year 2014 |
| On right in luggage compartment, on rear panel -1-. | | | | | 1 - | Remote control receiver for auxiliary heater -R64- | | A - | 2-pin connector -T2id-, beige, aerial connection | | B - | 6-pin connector -T6aq-, blue |
| Connector assignment, remote control receiver for auxiliary heater -R64- | | | | | -T6aq- (B) | Designation | | 1 | Terminal 31, to 386 earth connection 21 in main wiring harness
688 earth point 2 on centre tunnel | | 2 | Terminal 30, from fuse holder C -SC- | | 3 | | | 4 | | | 5 | Auxiliary heater control unit -J364- | | 6 | |
AUDI A8 2012 Fitting location, aerial amplifier for mobile telephone R86 , up to model year 2013 |
| A - | 2-pin connector -T2fv-, purple, from roof aerial -R216- | | B - | 2-pin connector -T2fw-, black, to telephone bracket -R126- | | C - | 4-pin connector -T4cm-, black |
AUDI A8 2012 Fitting location, aerial amplifier for mobile telephone R86 , from model year 2014 Fitting location, aerial amplifier for mobile telephone -R86-, from model year 2014 |
| On left in luggage compartment, on rear panel -1-. | | | | | 1 - | Aerial amplifier for mobile telephone -R86- | | A - | 2-pin connector -T2fv-, purple, from roof aerial -R216- | | B - | 4-pin connector -T4cm-, black | | C - | 2-pin connector -T2fw-, black, to telephone bracket -R126- |
| Connector assignment, aerial amplifier for mobile telephone -R86- | | | | | -T4cm- (B) | Designation | | 1 | Terminal 30, from fuse holder F -SF- | | 2 | Terminal 31, to 397 earth connection 32 in main wiring harness
733 earth point 3 on left in luggage compartment | | 3 | Switch-on signal, B484 connection 20 in main wiring harness
Control unit 1 for information electronics -J794-
Telephone bracket -R126- | | 4 | |
AUDI A8 2012 Fitting location, control unit for vehicle location system J895 , up to model year 2013 Fitting location, control unit for vehicle location system -J895-, up to model year 2013 |
| | | | On left in luggage compartment, on rear panel -1-. | | | | | A - | Control unit for vehicle location system -J895- | | 2 - | 12-pin connector -T12f-, brown |
AUDI A8 2012 Fitting location, control unit for vehicle location system J895 , from model year 2014 Fitting location, control unit for vehicle location system -J895-, from model year 2014 |
| On right in luggage compartment, on rear panel -1-. | | | | | 1 - | Control unit for vehicle location system -J895- | | A - | 12-pin connector -T12f-, brown |
AUDI A8 2012 Fitting location, trailer detector control unit J345 , up to model year 2013 |
| A - | Trailer detector control unit -J345- | | 2 - | 12-pin connector -T12b-, red | | 3 - | 12-pin connector -T12c-, blue |
AUDI A8 2012 Fitting location, trailer detector control unit J345 , from model year 2014 Fitting location, trailer detector control unit -J345-, from model year 2014 |
| On left in luggage compartment, on rear panel -1-. | | | | | 1 - | Trailer detector control unit -J345- | | B - | 6-pin connector -T6bz-, black | | D - | 10-pin connector -T10bf-, red |
| Connector assignment, trailer detector control unit -J345- | | | | | -T24a- (A) | Designation | | -T24a- (A) | Designation | | 1 | Trailer socket -U10- | | 13 | Hinged tow attachment ball head motor -V317- | | 2 | Trailer socket -U10- | | 14 | Hinged tow attachment ball head motor -V317- | | 3 | Trailer socket -U10- | | 15 | Trailer socket -U10- | | 4 | | | 16 | | | 5 | | | 17 | | | 6 | Hinged tow attachment ball head motor -V317- | | 18 | Trailer socket -U10- | | 7 | Hinged tow attachment ball head motor -V317- | | 19 | Trailer socket -U10- | | 8 | | | 20 | | | 9 | Hinged tow attachment ball head motor -V317- | | 21 | | | 10 | | | 22 | | | 11 | | | 23 | Trailer socket -U10- | | 12 | Trailer socket -U10- | | 24 | Trailer socket -U10- |
| -T6bz- (B) | Designation | | -T10bg- (C) | Designation | | -T10bf- (D) | Designation | | 1 | Terminal 30, from fuse holder F -SF- | | 1 | Terminal 15, from B281 positive connection 5 (15a) in main wiring harness
Fuse holder F -SF- | | 1 | Electric hinged tow coupling attachment button -E474- | | 2 | Terminal 31, to 733 earth point 3 on left in luggage compartment | | 2 | Terminal 54 | | 2 | Electric hinged tow coupling attachment button -E474- | | 3 | Terminal 30, from fuse holder F -SF- | | 3 | Convenience CAN bus, high
B397 connection 1 (convenience CAN bus, high) in main wiring harness
Wiring junction for convenience CAN bus, high -TV34- | | 3 | Electric hinged tow coupling attachment button -E474- | | 4 | Terminal 30, from fuse holder F -SF- | | 4 | Convenience CAN bus, low
B406 connection 1 (convenience CAN bus, low) in main wiring harness
Wiring junction for convenience CAN bus, low -TV38- | | 4 | Electric hinged tow coupling attachment button -E474- | | 5 | Terminal 30, from fuse holder F -SF- | | 5 | | | 5 | | | 6 | Terminal 30, from fuse holder F -SF- | | 6 | | | 6 | | | | | | 7 | | | 7 | Retracting tow ball coupling warning lamp -K212- | | | | | 8 | | | 8 | Extending tow ball coupling warning lamp -K211- | | | | | 9 | | | 9 | | | | | | 10 | | | 10 | |
AUDI A8 2012 Fitting location, reversing camera system control unit J772 , up to model year 2013 |
| 1 - | 54-pin connector -T54a-, black | | 2 - | 2-pin connector -T2ae-, green, control unit 1 for information electronics -J794- | | 3 - | 2-pin connector -T2af-, blue, reversing camera -R189- |
AUDI A8 2012 Fitting location, reversing camera system control unit J772 , from model year 2014 |
| 1 - | Reversing camera system control unit -J772- | | A - | 20-pin connector -T20k-, red | | B - | 2-pin connector -T2af-, grey, reversing camera -R189- | | C - | 2-pin connector -T2ae-, green, control unit 1 for information electronics -J794- |
| Connector assignment, reversing camera system control unit -J772- | | | | | -T20k- (A) | Designation | | -T20k- (A) | Designation | | 1 | | | 11 | Dash panel insert CAN bus, low
Wiring junction for dash panel insert CAN bus, low -TV40- | | 2 | | | 12 | Dash panel insert CAN bus, high
Wiring junction for dash panel insert CAN bus, high -TV36- | | 3 | | | 13 | | | 4 | | | 14 | | | 5 | | | 15 | | | 6 | | | 16 | | | 7 | | | 17 | | | 8 | | | 18 | | | 9 | Reversing camera -R189- | | 19 | Reversing camera -R189- | | 10 | Terminal 30, from fuse holder F -SF- | | 20 | Terminal 31, to 733 earth point 3 on left in luggage compartment |
AUDI A8 2012 Fitting location, control unit for overhead view camera J928 , from model year 2014 Fitting location, control unit for overhead view camera -J928-, from model year 2014 |
| On left in luggage compartment, on rear panel -1-. | | | | | 1 - | Control unit for overhead view camera -J928- | | B - | 5-pin connector -T5bc-, from front overhead view camera -R243- | | D - | 5-pin connector -T5ba-, from left overhead view camera -R244- | | F - | 18-pin connector -T18c- |
| Connector assignment, control unit for overhead view camera -J928- | | | | | -T18c- (F) | Designation | | -T18c- (F) | Designation | | 1 | Terminal 30, from fuse holder F -SF- | | 10 | Convenience CAN bus, low
Wiring junction for convenience CAN bus, low -TV40- | | 2 | Convenience CAN bus, high
Wiring junction for convenience CAN bus, high -TV36- | | 11 | | | 3 | | | 12 | Terminal 31, to 733 earth point 3 on left in luggage compartment | | 4 | | | 13 | | | 5 | | | 14 | | | 6 | | | 15 | | | 7 | | | 16 | | | 8 | | | 17 | | | 9 | | | 18 | |
AUDI A8 2012 Fitting location, digital sound package control unit J525 , BOSE, from model year 2014 | 1 - | Digital sound package control unit -J525- | | B - | 18-pin connector -T18d- | | C - | 38-pin connector -T38- |
| Connector assignment, digital sound package control unit -J525- | | | | | -T18d- (B) | Designation | | -T38- (C) | Designation | | -T38- (C) | Designation | | 1 | | | 1 | Terminal 30, from fuse holder F -SF- | | 20 | Front right mid-range loudspeaker -R104- | | 2 | | | 2 | Terminal 31, to 733 earth point 3 on left in luggage compartment | | 21 | Front right treble loudspeaker -R22- | | 3 | | | 3 | Rear right mid-range and bass loudspeaker -R160-
Rear right treble loudspeaker -R16- | | 22 | Front left treble loudspeaker -R20- | | 4 | | | 4 | Front left bass loudspeaker -R21- | | 23 | | | 5 | | | 5 | Subwoofer -R211- | | 24 | | | 6 | Rear left microphone -R144- | | 6 | | | 25 | Ring break diagnostic cable
B444 connection 1 (diagnosis) in main wiring harness
Data bus diagnostic interface -J533- | | 7 | Rear left microphone -R144- | | 7 | Front left mid-range loudspeaker -R103- | | 26 | | | 8 | Rear right microphone -R145- | | 8 | Front right mid-range loudspeaker -R104- | | 27 | | | 9 | Rear right microphone -R145- | | 9 | Front right treble loudspeaker -R22- | | 28 | Screen earth | | 10 | Engine control unit -J623- | | 10 | Front left treble loudspeaker -R20- | | 29 | Internal microphone -R74- | | 11 | Engine control unit -J623-
Power unit mounting control unit -J931- | | 11 | Front right bass loudspeaker -R23- | | 30 | Internal microphone -R74- | | 12 | | | 12 | Front right bass loudspeaker -R23- | | 31 | Centre loudspeaker -R208- | | 13 | Centre right microphone -R143- | | 13 | Rear left mid-range and bass loudspeaker -R159-
Rear left treble loudspeaker -R14- | | 32 | Centre loudspeaker -R208- | | 14 | Centre right microphone -R143- | | 14 | Rear left mid-range and bass loudspeaker -R159-
Rear left treble loudspeaker -R14- | | 33 | Left effect loudspeaker -R209- | | 15 | | | 15 | Rear right mid-range and bass loudspeaker -R160-
Rear right treble loudspeaker -R16- | | 34 | Left effect loudspeaker -R209- | | 16 | Centre left microphone -R142- | | 16 | Front left bass loudspeaker -R21- | | 35 | | | 17 | Centre left microphone -R142- | | 17 | Subwoofer -R211- | | 36 | | | 18 | | | 18 | | | 37 | Right effect loudspeaker -R210- | | | | | 19 | Front left mid-range loudspeaker -R103- | | 38 | Right effect loudspeaker -R210- |
AUDI A8 2012 Fitting location, digital sound package control unit J525 , Bang & Olufsen, from model year 2014 | 1 - | Digital sound package control unit -J525- | | A - | 2-pin connector -T2co-, MOST bus, black | | B - | 32-pin connector -T32h- | | C - | 38-pin connector -T38- |
| Connector assignment, digital sound package control unit -J525- | | | | | -T32h- (B) | Designation | | -T38- (C) | Designation | | 1 | Digital sound package control unit 2 -J787- | | 1 | Terminal 30, from fuse holder F -SF- | | 2 | Digital sound package control unit 2 -J787- | | 2 | Terminal 31, to 733 earth point 3 on left in luggage compartment | | 3 | Digital sound package control unit 2 -J787- | | 3 | Front left mid-range loudspeaker -R103- | | 4 | Digital sound package control unit 2 -J787- | | 4 | Front right mid-range loudspeaker -R104- | | 5 | Digital sound package control unit 2 -J787- | | 5 | Rear left mid-range loudspeaker -R105- | | 6 | Centre left microphone -R142- | | 6 | Rear right mid-range loudspeaker -R106- | | 7 | Centre right microphone -R143- | | 7 | Centre loudspeaker -R208- | | 8 | Rear left microphone -R144- | | 8 | Centre loudspeaker 2 -R219- | | 9 | Internal microphone -R74- | | 9 | Rear left treble loudspeaker 2 -R217- | | 10 | Rear right microphone -R145- | | 10 | Rear right treble loudspeaker 2 -R218- | | 11 | Screen earth | | 11 | | | 12 | Engine control unit -J623-
Power unit mounting control unit -J931- | | 12 | | | 13 | | | 13 | | | 14 | Digital sound package control unit 2 -J787- | | 14 | | | 15 | | | 15 | Front left mid-range loudspeaker -R103- | | 16 | Digital sound package control unit 2 -J787- | | 16 | Front right mid-range loudspeaker -R104- | | 17 | Digital sound package control unit 2 -J787- | | 17 | Rear left mid-range loudspeaker -R105- | | 18 | Digital sound package control unit 2 -J787- | | 18 | Rear right mid-range loudspeaker -R106- | | 19 | Digital sound package control unit 2 -J787- | | 19 | Centre loudspeaker -R208- | | 20 | Digital sound package control unit 2 -J787- | | 20 | Centre loudspeaker 2 -R219- | | 21 | Digital sound package control unit 2 -J787- | | 21 | Rear left treble loudspeaker 2 -R217- | | 22 | Centre left microphone -R142- | | 22 | Rear right treble loudspeaker 2 -R218- | | 23 | Centre right microphone -R143- | | 23 | Front left treble loudspeaker -R20- | | 24 | Rear left microphone -R144- | | 24 | Front right treble loudspeaker -R22- | | 25 | Internal microphone -R74- | | 25 | Rear left treble loudspeaker -R14- | | 26 | Rear right microphone -R145- | | 26 | Rear right treble loudspeaker -R16- | | 27 | | | 27 | Left effect loudspeaker -R209- | | 28 | Terminal 31, to 733 earth point 3 on left in luggage compartment | | 28 | Right effect loudspeaker -R210- | | 29 | Ring break diagnostic cable
B444 connection 1 (diagnosis) in main wiring harness
Data bus diagnostic interface -J533- | | 29 | | | 30 | Digital sound package control unit 2 -J787- | | 30 | | | 31 | | | 31 | Front left treble loudspeaker -R20- | | 32 | Digital sound package control unit 2 -J787- | | 32 | Front right treble loudspeaker -R22- | | | | | 33 | Rear left treble loudspeaker -R14- | | | | | 34 | Rear right treble loudspeaker -R16- | | | | | 35 | Left effect loudspeaker -R209- | | | | | 36 | Right effect loudspeaker -R210- | | | | | 37 | | | | | | 38 | |
AUDI A8 2012 Fitting location, digital sound package control unit 2 J787 , Bang & Olufsen, from model year 2014 | 1 - | Digital sound package control unit 2 -J787- | | A - | 32-pin connector -T32g- |
| Connector assignment, digital sound package control unit 2 -J787- | | | | | -T32g- (A) | Designation | | -T32g- (A) | Designation | | 1 | Terminal 30, from fuse holder F -SF- | | 17 | Front left bass loudspeaker -R21- | | 2 | Terminal 31, to 733 earth point 3 on left in luggage compartment | | 18 | Control motor for front left treble speaker -V344- | | 3 | Front right bass loudspeaker -R23- | | 19 | Control motor for front right treble speaker -V345- | | 4 | Front right bass loudspeaker -R23- | | 20 | Digital sound package control unit -J525- | | 5 | Front left bass loudspeaker -R21- | | 21 | Control motor for front right treble speaker -V345- | | 6 | Control motor for front left treble speaker -V344- | | 22 | Control motor for front right treble speaker -V345- | | 7 | Control motor for front left treble speaker -V344- | | 23 | Digital sound package control unit -J525- | | 8 | Digital sound package control unit -J525- | | 24 | Digital sound package control unit -J525- | | 9 | Digital sound package control unit -J525- | | 25 | Digital sound package control unit -J525- | | 10 | Digital sound package control unit -J525- | | 26 | Digital sound package control unit -J525- | | 11 | Digital sound package control unit -J525- | | 27 | Digital sound package control unit -J525- | | 12 | Digital sound package control unit -J525- | | 28 | Rear right bass loudspeaker -R17- | | 13 | Digital sound package control unit -J525- | | 29 | Rear right bass loudspeaker -R17- | | 14 | Digital sound package control unit -J525- | | 30 | Digital sound package control unit -J525- | | 15 | Subwoofer -R211- | | 31 | Rear left bass loudspeaker -R15- | | 16 | Subwoofer -R211- | | 32 | Rear left bass loudspeaker -R15- |
AUDI A8 2012 Fitting location, TV tuner R78 , from model year 2014 | B - | 4-pin connector -T4hw-, aerial amplifier 2 -R111-, aerial amplifier 4 -R113- | | D - | 2-pin connector -T2cn-, MOST bus, black | | E - | 12-pin connector -T12av- |
| Connector assignment, TV tuner -R78- | | | | | -T12av- (E) | Designation | | -T12av- (E) | Designation | | 1 | Terminal 30, from fuse holder F -SF- | | 7 | | | 2 | Terminal 31, to 733 earth point 3 on left in luggage compartment | | 8 | | | 3 | Ring break diagnostic cable
B444 connection 1 (diagnosis) in main wiring harness
Data bus diagnostic interface -J533- | | 9 | | | 4 | Control unit 2 for information electronics -J829- | | 10 | | | 5 | Control unit 2 for information electronics -J829- | | 11 | | | 6 | | | 12 | |
AUDI A8 2012 Fitting location, sunroof roller blind control unit J394 / sunroof roller blind control unit 2 J867 , panoramic sunroof Fitting location, sunroof roller blind control unit -J394-/sunroof roller blind control unit 2 -J867-, panoramic sunroof |
| In centre of roof -1 and 2-. | | | | | 1 - | Sunroof roller blind control unit 2 -J867- | | 2 - | Sunroof roller blind control unit -J394- | | q | with sunroof roller blind motor -V260- | | B - | 16-pin connector -T16w- |
| Connector assignment, sunroof roller blind control unit -J394-/sunroof roller blind control unit 2 -J867- | | | | | -T16v- (A) | Designation | | -T16w- (B) | Designation | | 1 | Terminal 30, from B250 positive connection in roof wiring harness
Fuse holder C -SC- | | 1 | Terminal 30, from B250 positive connection in roof wiring harness
Fuse holder C -SC- | | 2 | Terminal 31, to 178 earth connection in sliding sunroof wiring harness
689 earth point at front centre of roof | | 2 | Terminal 31, to 178 earth connection in sliding sunroof wiring harness
689 earth point at front centre of roof | | 3 | Terminal 31, to 178 earth connection in sliding sunroof wiring harness
689 earth point at front centre of roof | | 3 | Terminal 31, to 178 earth connection in sliding sunroof wiring harness
689 earth point at front centre of roof | | 4 | | | 4 | | | 5 | | | 5 | | | 6 | | | 6 | | | 7 | | | 7 | | | 8 | | | 8 | | | 9 | | | 9 | | | 10 | Button 1 for roof roller blind -E584- | | 10 | Button 2 for roof roller blind -E585- | | 11 | Sliding sunroof adjustment control unit -J245- | | 11 | Sliding sunroof adjustment control unit -J245- | | 12 | | | 12 | | | 13 | LIN bus, B577 connection (LIN bus) in roof wiring harness
B528 connection 1 (LIN bus) in main wiring harness
B698 connection 3 (LIN bus) in main wiring harness
Convenience system central control unit -J393- | | 13 | LIN bus, B577 connection (LIN bus) in roof wiring harness
B528 connection 1 (LIN bus) in main wiring harness
B698 connection 3 (LIN bus) in main wiring harness
Convenience system central control unit -J393- | | 14 | Sliding sunroof adjustment control unit -J245- | | 14 | Sliding sunroof adjustment control unit -J245- | | 15 | | | 15 | | | 16 | | | 16 | Terminal 31, to 178 earth connection in sliding sunroof wiring harness
689 earth point at front centre of roof |
AUDI A8 2012 Fitting location, rear sliding sunroof control unit J392 / rear sliding sunroof motor V146 , panoramic sunroof | 1 - | Rear sliding sunroof control unit -J392- | | q | with rear sliding sunroof motor -V146- | | A - | 16-pin connector -T16x- |
| Connector assignment, rear sliding sunroof control unit -J392- | | | | | -T16x- (A) | Designation | | -T16x- (A) | Designation | | 1 | Terminal 30, from suppression filter -C24-
Fuse holder C -SC- | | 9 | | | 2 | Terminal 31, to 431 earth connection 2 in roof wiring harness
Suppression filter -C24-
178 earth connection in sliding sunroof wiring harness
689 earth point at front centre of roof | | 10 | Sunroof button -E325- | | 3 | | | 11 | Sunroof button -E325- | | 4 | | | 12 | | | 5 | | | 13 | LIN bus, B577 connection (LIN bus) in roof wiring harness
B528 connection 1 (LIN bus) in main wiring harness
B698 connection 3 (LIN bus) in main wiring harness
Convenience system central control unit -J393- | | 6 | | | 14 | Sunroof button -E325- | | 7 | | | 15 | | | 8 | | | 16 | Terminal 31, to 431 earth connection 2 in roof wiring harness
Suppression filter -C24-
178 earth connection in sliding sunroof wiring harness
689 earth point at front centre of roof |
AUDI A8 2012 Fitting location, operating and display unit for rear air conditioning system E265 Fitting location, operating and display unit for rear air conditioning system -E265- |
| At rear of centre console -1-. | | | | | 1 - | Operating and display unit for rear air conditioning system -E265- | | q | with heated rear left seat switch with regulator -E128-, heated rear right seat switch with regulator -E129- | | B - | 20-pin connector -T20h- |
| Connector assignment, operating and display unit for rear air conditioning system -E265- | | | | | -T3bb- (A) | Designation | | -T20h- (B) | Designation | | -T20h- (B) | Designation | | 1 | Heated bench seat cushion for rear left seat -Z10- | | 1 | LIN bus, B711 connection 6 (LIN bus) in main wiring harness
Control unit for air ionisation system -J897-
Rear right temperature flap control motor -V314- | | 11 | Earth for control motors, 257 earth connection 2 in Climatronic wiring harness | | 2 | Terminal 30, from fuse holder F -SF- | | 2 | Dash panel insert CAN bus, high
Wiring junction for dash panel insert CAN bus, high -TV36- | | 12 | | | 3 | Heated bench seat cushion for rear right seat -Z12- | | 3 | Dash panel insert CAN bus, low
Wiring junction for dash panel insert CAN bus, low -TV40- | | 13 | | | | | | 4 | Rear left chest vent temperature sender -G635- | | 14 | Rear right chest vent temperature sender -G636- | | | | | 5 | | | 15 | | | | | | 6 | Sender earth, 411 earth connection 2 (sender earth) in main wiring harness
433 earth connection 2 (sender earth) in Climatronic wiring harness | | 16 | Rear right seat temperature sensor -G95- | | | | | 7 | | | 17 | Rear left seat temperature sensor -G94- | | | | | 8 | Vent temperature sender for rear left footwell -G637- | | 18 | | | | | | 9 | Vent temperature sender for rear right footwell -G638- | | 19 | Terminal 30, from fuse holder F -SF- | | | | | 10 | Voltage supply to control motors
L9 connection 1 in air conditioning system wiring harness | | 20 | Terminal 31, to 387 earth connection 22 in main wiring harness
688 earth point 2 on centre tunnel |
AUDI A8 2012 Fitting location, radio R , from model year 2014 Fitting location, radio -R-, from model year 2014 |
| In luggage compartment in left luggage compartment recess -1-. | | | | | B - | 2-pin connector -T2dd-, digital radio aerial -R183-, satellite aerial -R170- USA only | | E - | 10-pin connector -T10h- | | H - | 8-pin connector -T8c-, loudspeaker outputs |
| Connector assignment, radio -R- | | | | | -T8c- (H) | Designation | | -T4ah- (C) | Designation | | 1 | Rear right mid-range and bass loudspeaker -R160-, rear right treble loudspeaker -R16- | | 1 | Aerial amplifier 2 -R111- | | 2 | Front right bass loudspeaker -R23-, front right treble loudspeaker -R22- | | 2 | Screen earth | | 3 | Front left bass loudspeaker -R21-, front left treble loudspeaker -R20- | | 3 | Aerial amplifier -R24- | | 4 | Rear left mid-range and bass loudspeaker -R159-, rear left treble loudspeaker -R14- | | 4 | Screen earth | | 5 | Rear right mid-range and bass loudspeaker -R160-, rear right treble loudspeaker -R16- | | | | | 6 | Front right bass loudspeaker -R23-, front right treble loudspeaker -R22- | | | | | 7 | Front left bass loudspeaker -R21-, front left treble loudspeaker -R20- | | | | | 8 | Rear left mid-range and bass loudspeaker -R159-, rear left treble loudspeaker -R14- | | | |
| -T12u- (F) | Designation | | -T10h- (E) | Designation | | 29 | Multimedia system operating unit 2 -E499-, headphone output, RSE | | 9 | Subwoofer -R211- | | 30 | | | 10 | Centre loudspeaker -R208- | | 31 | Multimedia system operating unit 2 -E499-, headphone output, RSE | | 11 | Ring break diagnostic cable
B444 connection 1 (diagnosis) in main wiring harness
Data bus diagnostic interface -J533- | | 32 | | | 12 | | | 33 | | | 13 | Subwoofer -R211- | | 34 | Multimedia system operating unit 2 -E499-, headphone output, RSE | | 14 | Centre loudspeaker -R208- | | 35 | Multimedia system operating unit 2 -E499-, headphone output, RSE | | 15 | | | 36 | Multimedia system operating unit 2 -E499-, headphone output, RSE | | 16 | | | 37 | Multimedia system operating unit 2 -E499-, headphone output, RSE | | 41 | Terminal 31, to 391 earth connection 26 in main wiring harness
675 earth point 2 on right in luggage compartment | | 38 | Multimedia system operating unit 2 -E499-, headphone output, RSE | | 42 | Terminal 30, from fuse holder F -SF-
Voltage stabilizer -J532- | | 39 | Multimedia system operating unit 2 -E499-, headphone output, RSE | | | | | 40 | Multimedia system operating unit 2 -E499-, headphone output, RSE | | | |
AUDI A8 2012 Fitting location, reducing agent metering system control unit J880 Fitting location, reducing agent metering system control unit -J880- |
| | | | On left in luggage compartment above reducing-agent tank -1-. | | | | | A - | Control unit for reducing agent metering system -J880- | | 2 - | 28-pin connector -T28a-, black |
AUDI A8 2012 Fitting location, control unit for NOx sender 2 J881 Fitting location, control unit for NOx sender 2 -J881- |
| On vehicle floor, under rear seat bench on left -1-. | | | | | 1 - | Control unit for NOx sender 2 -J881-, V8 TDI | | A - | 5-pin connector -T5aw- |
| Connector assignment, control unit for NOx sender 2 -J881- | | | | | -T5aw- (A) | Designation | | 1 | Terminal 30, from B326 positive connection 12 (30a) in main wiring harness
Fuse holder A -SA- | | 2 | Terminal 31, to 368 earth connection 3 in main wiring harness
369 earth connection 4 in main wiring harness
34 earth point under driver seat | | 3 | CAN bus, low B394 connection 5 (powertrain bus, low) in main wiring harness
Engine control unit -J623- | | 4 | CAN bus, high B387 connection 5 (powertrain bus, high) in main wiring harness
Engine control unit -J623- | | 5 | Terminal 31, to 368 earth connection 3 in main wiring harness
369 earth connection 4 in main wiring harness
34 earth point under driver seat |
AUDI A8 2012 Fitting location, power latching control unit J657 |
| A - | Power latching control unit -J657- | | q | with power latching system limit switch, luggage compartment locked -F333-, power latching system limit switch, luggage compartment unlocked -F332-, power latching motor for rear lid -V382- | | 1 - | 5-pin connector -T5z-, black |
AUDI A8 2012 Fitting location, lane change assist control unit J769 |
| A - | Lane change assist control unit -J769- | | 1 - | 12-pin connector -T12m-, black |
AUDI A8 2012 Fitting location, lane change assist control unit 2 J770 |
| A - | Lane change assist control unit 2 -J770- | | 1 - | 12-pin connector -T12n-, black |
AUDI A8 2012 Fitting location, battery monitor control unit J367 |
| 2 - | Battery positive connection | | 3 - | 2-pin connector -T2s-, yellow | | 4 - | Battery monitor control unit -J367- |
AUDI A8 2012 Fitting location, fuel pump control unit J538 |
| A - | 12-pin connector -T12s-, black | | B - | Fuel pump control unit -J538- |
AUDI A8 2012 Fitting location, Control unit for fuel tank leak detection J909 | A - | 5-pin connector -T5p-, black | | B - | Control unit for fuel tank leak detection -J909- |
AUDI A8 2012 Overview of control units, high-voltage modelsOverview of control units, high-voltage models |
| q | Components: -J840-, -A38-, -TW-, -TV44-, -AX1-, -S350-, -P1-, -P2-, -PX1- | | q | Fitting location and connectors | | Battery cooling module for high-voltage system | | q | Components: -G756-, -G757-, -N516-, -V457-, -V479-, -V480- | | q | Fitting location and connectors | | Second battery -A1- for high-voltage system | | q | Fitting location and connectors |
AUDI A8 2012 Fitting location, electrical air conditioner compressor V470 Fitting location, electrical air conditioner compressor -V470- |
| On left of engine block -2-. | | | | | 3 - | 4-pin connector -T4ii-, high-voltage wire for electrical air conditioner compressor -P3- |
AUDI A8 2012 Fitting location, power and control electronics for electric drive JX1 | A - | Power and control electronics for electric drive -JX1- | | Internal components: Electric drive control unit -J841-, DC/AC converter for drive motor -A37-, voltage converter -A19-, intermediate circuit capacitor 1 -C25- | | A2 - | 1-pin connector -T1y-, high-voltage wire for hybrid battery, positive terminal -P1- | | A4 - | 1-pin connector -T1u-, high-voltage wire 3 for drive motor -P6- | | A6 - | 1-pin connector -T1s-, high-voltage wire 1 for drive motor -P4- | | A7 - | 28-pin connector -T28b-, black |
AUDI A8 2012 Fitting location, electric drive motor V141 | A - | Electric drive motor -V141- | | Internal components: Three-phase current drive -VX54-, drive motor temperature sender -G712- | | A2 - | 1-pin connector -T1v-, high-voltage wire 1 for drive motor -P4- | | A4 - | 1-pin connector -T1x-, high-voltage wire 3 for drive motor -P6- | | A5 - | 2-pin connector -T2ql-, black |
AUDI A8 2012 Fitting location, drive battery A2 Fitting location, drive battery -A2- |
| | | | Internal components: Hybrid battery unit -AX1-, battery regulation control unit -J840-, hybrid battery -A38- | | A2 - | 14-pin connector -T14m-, black | | A4 - | 1-pin connector -T1aa-, high-voltage wire for hybrid battery, positive terminal -P1- | | A5 - | Plug position for maintenance connector for high-voltage system -TW- | | A6 - | Maintenance connector for high-voltage system -TW- with high-voltage system fuse -S350- | | A7 - | Safety connector 1 -TV44- |
AUDI A8 2012 Fitting location, battery cooling module for high-voltage systemFitting location, battery cooling module for high-voltage system |
| | | | 1 - | Battery cooling module for high-voltage system | | t | Temperature sensor before evaporator for hybrid battery -G756- | | t | Temperature sensor after evaporator for hybrid battery -G757- | | t | Refrigerant shot-off valve 1 for hybrid battery -N516- | | t | Air recirculation flap 1 control motor for hybrid battery -V479- | | t | Air recirculation flap 2 control motor for hybrid battery -V480- |
AUDI A8 2012 Fitting location, wiring junction TV1 for high-voltage system Fitting location, wiring junction -TV1- for high-voltage system |
| Under boot lid, on right next to battery -A-. | | | | | A - | Wiring/connections to battery -A- | | B - | Vehicle starter battery switch-over relay -J580- | | H1 - | 2-pin connector -T2qp-, black |
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