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AUDI A8 1997 – Audi S8 4.2 l fuel injection engine (250 kW – Motronic – 8-cylinder) engine code AHC, Model year 1997 . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A8 1997 - Battery - starter - alternator - reversing light switch



Wiring Diagram  AUDI A8 1997 - Battery - starter - alternator - reversing light switch https://portal-diagnostov.com/license.html
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ABattery
BStarter
CAlternator
C1Voltage regulator
DIgnition/starter switch
F4Reversing light switch
M16Reversing light bulb, left
M17Reversing light bulb, right
S123ABS control unit fuse 1
T2ad2-pin connector, black, near alternator, in engine compartment, front right
T6b6-pin connector, grey, connector point, wheelhouse, right
T1010-pin connector, blue, connector point, electronics box, plenum chamber
T10a10-pin connector, black, connector point, electronics box, plenum chamber
TV1Junction box
TV2Terminal 30 junction box
   12 Earth point, in engine compartment, left
   18 Earth point, on cylinder block
   51 Earth point, luggage compartment, right
   A17 Connection (61), in dash panel wiring harness
   A87 Connection (RF (reversing light)), in dash panel wiring harness
   D97 Connection (50), in engine compartment wiring harness, right
   E20 Positive (+) connection (30), in Motronic wiring harness
   E104 Earth connection, in dash panel wiring harness (near relay point)

Wiring Diagram AUDI A8 1997 - Motronic control unit - ignition coils - injectors - ignition coil fuses



Wiring Diagram  AUDI A8 1997 - Motronic control unit - ignition coils - injectors - ignition coil fuses https://portal-diagnostov.com/license.html
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J220Motronic control unit
NIgnition coil
N30Injector, cylinder 1
N31Injector, cylinder 2
N32Injector, cylinder 3
N33Injector, cylinder 4
N83Injector, cylinder 5
N84Injector, cylinder 6
N163Ignition coil 4
N189Ignition coil 6
PSpark plug connector
QSpark plugs
S115Ignition coil terminal 15 fuse
T10a10-pin connector, black, connector point, electronics box, plenum chamber
   600 Earth point, on cylinder head, right
   601 Earth point, on cylinder head, left
   E6 Positive (+) connection -1- (15), in Motronic wiring harness
   E22 Connection (15, ignition right), in Motronic wiring harness
   E23 Connection (15, ignition left), in Motronic wiring harness
   E24 Connection (87a, left inlet valve), in Motronic wiring harness
   E25 Connection (87a, right inlet valve), in Motronic wiring harness

Wiring Diagram AUDI A8 1997 - Motronic control unit - final output stage for ignition coils



Wiring Diagram  AUDI A8 1997 - Motronic control unit - final output stage for ignition coils https://portal-diagnostov.com/license.html
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J220Motronic control unit
N85Injector, cylinder 7
N86Injector, cylinder 8
N122Final output stage
N190Ignition coil 7
PSpark plug connector
QSpark plugs
S116Injector fuse
T4a4-pin connector, black, at output stage
T5c5-pin connector, black, at output stage 1
   85 Earth connection -1-, in engine compartment wiring harness
   601 Earth point, on cylinder head, left
   E7 Connection (87a), in Motronic wiring harness
   E23 Connection (15, ignition left), in Motronic wiring harness
   E24 Connection (87a, left inlet valve), in Motronic wiring harness

Wiring Diagram AUDI A8 1997 - Motronic control unit - throttle valve potentiometer - air mass meter - knock sensors



Wiring Diagram  AUDI A8 1997 - Motronic control unit - throttle valve potentiometer - air mass meter - knock sensors https://portal-diagnostov.com/license.html
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F60Idling switch
G42Intake air temperature sender
G61Knock sensor 1
G62Coolant temperature sender
G66Knock sensor 2
G69Throttle valve potentiometer
G70Air mass meter
J220Motronic control unit
N71Idling stabilization valve
T3i3-pin connector, green, at knock sensor 1
T3k3-pin connector, brown, at knock sensor 2
T6e6-pin connector, brown, connector point, electronics box, plenum chamber
   43 Earth point, lower part of right A-pillar
   85 Earth connection -1-, in engine compartment wiring harness
   139 Earth connection (sender earth), in Motronic wiring harness
   E16 Positive (+) connection (5 volts), in Motronic wiring harness

Wiring Diagram AUDI A8 1997 - Motronic control unit - Hall senders - engine speed sender - control element fuse



Wiring Diagram  AUDI A8 1997 - Motronic control unit - Hall senders - engine speed sender - control element fuse https://portal-diagnostov.com/license.html
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E15Heated rear window switch
G28Engine speed sender
G40Hall sender
J220Motronic control unit
N80Activated charcoal filter system solenoid valve 1 (pulsed)
N128Ignition coil 2
N156Intake manifold change-over valve
PSpark plug connector
QSpark plugs
S117Control element fuse
T3m3-pin connector, grey, engine speed sender, in engine compartment
T6b6-pin connector, grey, connector point, wheelhouse, right
Z1Heated rear window
   85 Earth connection -1-, in engine compartment wiring harness
   600 Earth point, on cylinder head, right
   D80 Positive (+) connection (87a - for activated charcoal filter system solenoid valve), in engine compartment wiring harness
   Z5 Connection, in window heating wiring harness

Wiring Diagram AUDI A8 1997 - Motronic control unit - fuel pump relay - ignition coils



Wiring Diagram  AUDI A8 1997 - Motronic control unit - fuel pump relay - ignition coils https://portal-diagnostov.com/license.html
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J17Fuel pump relay
J220Motronic control unit
N158Ignition coil 3
N164Ignition coil 5
N191Ignition coil 8
PSpark plug connector
QSpark plugs
S1Fuse in fuse carrier
S3Fuse in fuse carrier
S7Fuse in fuse carrier
T6e6-pin connector, brown, connector point, electronics box, plenum chamber
   600 Earth point, on cylinder head, right
   601 Earth point, on cylinder head, left
   D51 Positive (+) connection -1- (15), in engine compartment wiring harness

Wiring Diagram AUDI A8 1997 - Motronic control unit - Motronic current supply relay - output stage for ignition coils - lambda probe heater



Wiring Diagram  AUDI A8 1997 - Motronic control unit - Motronic current supply relay - output stage for ignition coils - lambda probe heater https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
G39Lambda probe
J220Motronic control unit
J271Motronic current supply relay
N192Final output stage 2
T4b4-pin connector, brown, on output stage 2
T4m4-pin connector, black, lambda probe, right
T5a5-pin connector, brown, at output stage 2
T1010-pin connector, blue, connector point, electronics box, plenum chamber
T10a10-pin connector, black, connector point, electronics box, plenum chamber
Z19Lambda probe heater
   85 Earth connection -1-, in engine compartment wiring harness
   D50 Positive (+) connection (30), in engine compartment wiring harness
   E8 Connection (screening), in Motronic wiring harness
   E28 Connection (lambda probe heating), in Motronic wiring harness

Wiring Diagram AUDI A8 1997 - Motronic control unit - lambda probes 2 - immobilizer



Wiring Diagram  AUDI A8 1997 - Motronic control unit - lambda probes 2 - immobilizer https://portal-diagnostov.com/license.html
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DIgnition/starter switch
D2Immobilizer reading coil
G108Lambda probe 2
J220Motronic control unit
J362Immobilizer control unit
T4n4-pin connector, black, near lambda probe 2
T6e6-pin connector, brown, connector point, electronics box, plenum chamber
Z28Lambda probe 2 heater
   43 Earth point, lower part of right A-pillar
   85 Earth connection -1-, in engine compartment wiring harness
   A2 Positive (+) connection (15), in dash panel wiring harness
   E8 Connection (screening), in Motronic wiring harness
   E28 Connection (lambda probe heating), in Motronic wiring harness
   E105 Earth connection, in dash panel wiring harness, left

Wiring Diagram AUDI A8 1997 - Engine cooling



Wiring Diagram  AUDI A8 1997 - Engine cooling https://portal-diagnostov.com/license.html
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F18Radiator fan thermo-switch
F54Radiator fan thermo-switch
J26Radiator fan relay
J101Radiator fan 2nd speed relay
J135Radiator fan 3rd speed relay
N39Radiator fan series resistor
S4Fuse in fuse carrier
S42Radiator fan single fuse
T2x2-pin connector, brown, on radiator fan
V7Radiator fan
   12 Earth point, in engine compartment, left
   44 Earth point, lower part of left A-pillar
   83 Earth connection -1-, in front right wiring harness
   129 Earth connection, in dual tone horn wiring harness
   A36 Connection (75a), in dash panel wiring harness
   E106 Connection (30, radiator fan), in dash panel wiring harness
*Near ABS control unit

Wiring Diagram AUDI A8 1997 - Dash panel insert - fuel gauge - fuel pump - coolant and oil pressure control



Wiring Diagram  AUDI A8 1997 - Dash panel insert - fuel gauge - fuel pump - coolant and oil pressure control https://portal-diagnostov.com/license.html
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F1Oil pressure switch
F34Brake fluid level warning contact
F66Coolant shortage indicator switch
GFuel gauge sender
G1Fuel gauge
G6Fuel pump (pre-supply pump)
G169Fuel gauge sender 2
J218Combi-processor in dash panel insert
K3Oil pressure warning lamp
K16Reserve fuel warning lamp
K28Coolant temperature/coolant shortage warning lamp
K33Brake fluid level warning lamp
S7Fuse in fuse carrier
S9Fuse in fuse carrier
T6f6-pin connector, black, on dash panel insert
T10a10-pin connector, black, connector point, electronics box, plenum chamber
T16a16-pin connector, diagnosis connection
T2626-pin connector, red, on dash panel insert
T26b26-pin connector, yellow, on dash panel insert
   51 Earth point, luggage compartment, right
   82 Earth connection -1-, in front left wiring harness
   A23 Connection (30al), in dash panel wiring harness
   E105 Earth connection, in dash panel wiring harness, left
   E115 Earth connection (centre console), in dash panel wiring harness

Wiring Diagram AUDI A8 1997 - Dash panel insert - rev. counter - warning lamps



Wiring Diagram  AUDI A8 1997 - Dash panel insert - rev. counter - warning lamps https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
G3Coolant temperature gauge
G5Rev. counter
G82Coolant temperature sender - engine outlet
J218Combi-processor in dash panel insert
K2Alternator warning lamp
K117Immobilizer warning lamp
T10a10-pin connector, black, connector point, electronics box, plenum chamber
T2626-pin connector, red, on dash panel insert
T26a26-pin connector, green, on dash panel insert
T26b26-pin connector, yellow, on dash panel insert
   A27 Connection (speed signal), in dash panel wiring harness
   A45 Connection (engine speed signal), in dash panel wiring harness

Wiring Diagram AUDI A8 1997 - Dash panel insert - speedometer - diagnosis connection



Wiring Diagram  AUDI A8 1997 - Dash panel insert - speedometer - diagnosis connection https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
E123Trip recorder switch - zeroing
G21Speedometer
G22Speedometer sender
J104ABS with EDL control unit
J214Thermotronic control unit
J218Combi-processor in dash panel insert
J234Airbag control unit
KDash panel insert
K72Catalyst monitor warning lamp
T6f6-pin connector, black, on dash panel insert
T6t6-pin connector, red, connector point, wheelhouse, right
T1010-pin connector, blue, connector point, electronics box, plenum chamber
T2626-pin connector, red, on dash panel insert
T26a26-pin connector, green, on dash panel insert
   85 Earth connection -1-, in engine compartment wiring harness
   A76 Connection (diagnosis wire K), in dash panel wiring harness
   E103 Connection (15a), in dash panel wiring harness, right
   E105 Earth connection, in dash panel wiring harness, left
*Models with Thermotronic
**Models with air conditioner