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AUDI A8 2002 – Audi A8 / S8 4.2 litre fuel injection engine (228 kW / 265 kW – Motronic – 8-cylinder), engine codes AVP . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A8 2002 - Battery - starter - alternator



Wiring Diagram  AUDI A8 2002 - Battery - starter - alternator https://portal-diagnostov.com/license.html
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ABattery
BStarter
CAlternator
C1Voltage regulator
DIgnition/starter switch
S204Fuse -1- (30)
T1nSingle connector, red, near alternator, in engine compartment, front right
T2ad2-pin connector, black, near alternator, in engine compartment, front right
TV1Junction box
TV2Terminal 30 junction box
   51 Earth point, luggage compartment, right
   A17 Connection (61), in dash panel wiring harness
   A32 Positive (+) connection (30), in dash panel wiring harness
   E104 Earth connection, in dash panel wiring harness (near relay point)
*Models with manual gearbox
**Models with automatic gearbox

Wiring Diagram AUDI A8 2002 - Motronic control unit - starter inhibitor relay - inlet camshaft timing adjustment valves



Wiring Diagram  AUDI A8 2002 - Motronic control unit - starter inhibitor relay - inlet camshaft timing adjustment valves https://portal-diagnostov.com/license.html
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DIgnition/starter switch
F125Multi-function switch
J207Starter inhibitor relay
J220Motronic control unit
N205Inlet camshaft timing adjustment valve 1
N208Inlet camshaft timing adjustment valve 2
S102Engine control unit fuse
T6e6-pin connector, brown, connector point, electronics box, plenum chamber
T10a10-pin connector, black, connector point, electronics box, plenum chamber
T10d10-pin connector, red, connector point, electronics box, plenum chamber
T10ab10-pin connector, black, on gearbox
   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
   E6 Positive (+) connection -1- (15), in Motronic wiring harness
   E100 Connection (multi-function switch), in dash panel wiring harness
*Models with manual gearbox
**Models with automatic gearbox

Wiring Diagram AUDI A8 2002 - Motronic control unit - ignition coils - injectors for cylinders 1 - 4



Wiring Diagram  AUDI A8 2002 - Motronic control unit - ignition coils - injectors for cylinders 1 - 4 https://portal-diagnostov.com/license.html
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C6Coil condenser
J220Motronic control unit
N30Injector, cylinder 1
N31Injector, cylinder 2
N32Injector, cylinder 3
N33Injector, cylinder 4
N70Ignition coil 1 with output stage
N127Ignition coil 2 with output stage
N291Ignition coil 3 with output stage
N292Ignition coil 4 with output stage
PSpark plug connector
QSpark plugs
S2Fuse in fuse carrier
T1010-pin connector, blue, connector point, electronics box, plenum chamber
   85 Earth connection -1-, in engine compartment wiring harness
   131 Earth connection -2-, in engine compartment wiring harness
   D95 Connection (injectors), in engine compartment wiring harness
   D106 Connection -4-, in engine compartment wiring harness
   E6 Positive (+) connection -1- (15), in Motronic wiring harness

Wiring Diagram AUDI A8 2002 - Motronic control unit - ignition coils - injectors for cylinders 5 - 8



Wiring Diagram  AUDI A8 2002 - Motronic control unit - ignition coils - injectors for cylinders 5 - 8 https://portal-diagnostov.com/license.html
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C6Coil condenser
J220Motronic control unit
N83Injector, cylinder 5
N84Injector, cylinder 6
N85Injector, cylinder 7
N86Injector, cylinder 8
N323Ignition coil 5 with final output stage
N324Ignition coil 6 with final output stage
N325Ignition coil 7 with final output stage
N326Ignition coil 8 with final output stage
PSpark plug connector
QSpark plugs
S116Injector fuse
   85 Earth connection -1-, in engine compartment wiring harness
   131 Earth connection -2-, in engine compartment wiring harness
   D95 Connection (injectors), in engine compartment wiring harness
   D107 Connection -5-, in engine compartment wiring harness
   E6 Positive (+) connection -1- (15), in Motronic wiring harness

Wiring Diagram AUDI A8 2002 - Motronic control unit - throttle valve control unit - accelerator pedal position senders - cruise control system switch



Wiring Diagram  AUDI A8 2002 - Motronic control unit - throttle valve control unit - accelerator pedal position senders - cruise control system switch https://portal-diagnostov.com/license.html
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E45Cruise control system switch
G79Accelerator pedal position sender
G185Accelerator pedal position sender -2-
G186Throttle valve drive (electric throttle operation)
G187Throttle valve drive angle sender -1- (electric throttle operation)
G188Throttle valve drive angle sender -2- (electric throttle operation)
J220Motronic control unit
J338Throttle valve control unit
S6Fuse in fuse carrier
T10w10-pin connector, white, connector point, electronics box, plenum chamber
   17 Earth point, on intake manifold
   131 Earth connection -2-, in engine compartment wiring harness
   A16 Connection (cruise control system), in dash panel wiring harness
   A74 Connection (15a, fuse 6), in dash panel wiring harness
*Models with cruise control system

Wiring Diagram AUDI A8 2002 - Motronic control unit - knock sensors - engine speed sender - coolant temperature senders



Wiring Diagram  AUDI A8 2002 - Motronic control unit - knock sensors - engine speed sender - coolant temperature senders https://portal-diagnostov.com/license.html
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G2Coolant temperature sender
G28Engine speed sender
G61Knock sensor 1
G62Coolant temperature sender
G66Knock sensor 2
J217Automatic gearbox control unit
J220Motronic control unit
S113Automatic gearbox control unit fuse
T3i3-pin connector, green, at knock sensor 1
T3k3-pin connector, green, at knock sensor 2
T3m3-pin connector, grey, engine speed sender, in engine compartment
T1010-pin connector, blue, connector point, electronics box, plenum chamber
T10a10-pin connector, black, connector point, electronics box, plenum chamber
T16a16-pin connector, diagnosis connection
   220 Earth connection (sender earth), in engine wiring harness
   269 Earth connection (sender earth) -1-, in dash panel wiring harness
   A76 Connection (diagnosis wire K), in dash panel wiring harness
   D102 Connection -2-, in engine compartment wiring harness
*Models with manual gearbox
**Models with automatic gearbox

Wiring Diagram AUDI A8 2002 - Motronic control unit - Hall senders - brake light switch - clutch pedal switch - Motronic current supply relay



Wiring Diagram  AUDI A8 2002 - Motronic control unit - Hall senders - brake light switch - clutch pedal switch - Motronic current supply relay https://portal-diagnostov.com/license.html
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FBrake light switch
F36Clutch pedal switch
F47Cruise control system brake pedal switch (diesel direct injection system)
G40Hall sender
G163Hall sender 2
J220Motronic control unit
J271Motronic current supply relay
M9Brake light bulb, left
M10Brake light bulb, right
S6Fuse in fuse carrier
S9Fuse in fuse carrier
S10Fuse in fuse carrier
T1010-pin connector, blue, connector point, electronics box, plenum chamber
T10c10-pin connector, green, connector point, electronics box, plenum chamber
   220 Earth connection (sender earth), in engine wiring harness
   A18 Connection (54), in dash panel wiring harness
   A74 Connection (15a, fuse 6), in dash panel wiring harness
   B235 Positive (+) connection -4- (15a), in interior wiring harness
   E16 Positive (+) connection (5 volts), in Motronic wiring harness
   E109 Connection (30, central electrics), in dash panel wiring harness
*Models with manual gearbox

Wiring Diagram AUDI A8 2002 - Motronic control unit - lambda probes upstream of catalytic converter - air mass meter



Wiring Diagram  AUDI A8 2002 - Motronic control unit - lambda probes upstream of catalytic converter - air mass meter https://portal-diagnostov.com/license.html
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G39Lambda probe
G70Air mass meter
G108Lambda probe 2
J220Motronic control unit
T4m4-pin connector, black, lambda probe, right
T4n4-pin connector, black, lambda probe 2, left
T10d10-pin connector, red, connector point, electronics box, plenum chamber
Z19Lambda probe heater
Z28Lambda probe 2 heater
   200 Earth connection (screening), in engine compartment wiring harness
   A99 Connection -1- (87), in dash panel wiring harness
   E28 Connection (lambda probe heating), in Motronic wiring harness

Wiring Diagram AUDI A8 2002 - Motronic control unit - activated charcoal filter system solenoid valve 1 - solenoid valves for electro/hydraulic engine mounting - intake manifold change-over valve - lambda probes downstream of catalytic converter



Wiring Diagram  AUDI A8 2002 - Motronic control unit - activated charcoal filter system solenoid valve 1 - solenoid valves for electro/hydraulic engine mounting - intake manifold change-over valve - lambda probes downstream of catalytic converter https://portal-diagnostov.com/license.html
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G130Lambda probe downstream of catalytic converter
G131Lambda probe 2 downstream of catalytic converter
J220Motronic control unit
N80Activated charcoal filter system solenoid valve 1 (pulsed)
N144Electro/hydraulic engine mounting solenoid valve, left
N145Electro/hydraulic engine mounting solenoid valve, right
N156Intake manifold change-over valve
N261Intake manifold change-over valve 2
T4r4-pin connector, black, lambda probe 1 downstream of catalytic converter
T4s4-pin connector, black, lambda probe 2 downstream of catalytic converter
T10z10-pin connector, brown, connector point, electronics box, plenum chamber
Z29Lambda probe 1 heater, downstream of catalytic converter
Z30Lambda probe 2 heater, downstream of catalytic converter
   85 Earth connection -1-, in engine compartment wiring harness
   200 Earth connection (screening), in engine compartment wiring harness
   E7 Positive (+) connection (87a), in Motronic wiring harness
*Does not apply to Audi S8 models

Wiring Diagram AUDI A8 2002 - Motronic control unit - fuel pump relay - secondary air pump motor - secondary air inlet valve - secondary air pump relay



Wiring Diagram  AUDI A8 2002 - Motronic control unit - fuel pump relay - secondary air pump motor - secondary air inlet valve - secondary air pump relay https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
F129Air conditioner pressure switch
J17Fuel pump relay
J220Motronic control unit
J299Secondary air pump relay
N112Secondary air inlet valve
S1Fuse in fuse carrier
S3Fuse in fuse carrier
S117Control element fuse
S130Secondary air pump fuse
T6a6-pin connector, purple, connector point, electronics box, plenum chamber
T6e6-pin connector, brown, connector point, electronics box, plenum chamber
T10c10-pin connector, green, connector point, electronics box, plenum chamber
T10d10-pin connector, red, connector point, electronics box, plenum chamber
V101Secondary air pump motor
   82 Earth connection -1-, in front left wiring harness
   85 Earth connection -1-, in engine compartment wiring harness
   112 Earth connection -2-, in air conditioner wiring harness
   A52 Positive (+) connection 2 (30), in dash panel wiring harness
   E7 Positive (+) connection (87a), in Motronic wiring harness

Wiring Diagram AUDI A8 2002 - Motronic control unit - data wire - crash signal



Wiring Diagram  AUDI A8 2002 - Motronic control unit - data wire - crash signal https://portal-diagnostov.com/license.html
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E3Hazard warning light switch
J217Automatic gearbox control unit
J220Motronic control unit
J234Airbag control unit
T6t6-pin connector, red, footwell, right, at wheelhouse, behind carpet
T10a10-pin connector, black, connector point, electronics box, plenum chamber
T10d10-pin connector, red, connector point, electronics box, plenum chamber
T1616-pin connector, connector plug C at V94
V94Central locking motor with control unit for interior lights switch-off delay and anti-theft alarm system
   A121 Connection (high bus), in dash panel wiring harness
   A122 Connection (low bus), in dash panel wiring harness
   A125 Connection (crash signal), in dash panel wiring harness
   D159 Positive (+) connection (high bus), in engine compartment wiring harness
   D160 Positive (+) connection (low bus), in engine compartment wiring harness
CAN bus (data wire)
*Models with manual gearbox
**Models with automatic gearbox

Wiring Diagram AUDI A8 2002 - Engine cooling



Wiring Diagram  AUDI A8 2002 - Engine cooling https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
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, at radiator fan
V7Radiator fan
   83 Earth connection -1-, in front right wiring harness
   108 Earth connection -2-, in front left wiring harness
   A36 Connection (75a), in dash panel wiring harness
   A52 Positive (+) connection 2 (30), in dash panel wiring harness
   C23 Connection (radiator fan speed I), in headlight/air conditioner wiring harness
   E106 Connection (30, radiator fan), in dash panel wiring harness
*Dash panel carrier, left

Wiring Diagram AUDI A8 2002 - Dash panel insert - alternator warning lamp - oil pressure warning lamp - coolant temperature gauge - fuel pump



Wiring Diagram  AUDI A8 2002 - Dash panel insert - alternator warning lamp - oil pressure warning lamp - coolant temperature gauge - fuel pump https://portal-diagnostov.com/license.html
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F1Oil pressure switch
GFuel gauge sender
G1Fuel gauge
G3Coolant temperature gauge
G6Fuel pump (pre-supply pump)
G169Fuel gauge sender 2
G266Oil level thermo sender
J285Control unit with display in dash panel insert
K2Alternator warning lamp
K3Oil pressure warning lamp
T1010-pin connector, blue, connector point, electronics box, plenum chamber
T10a10-pin connector, black, connector point, electronics box, plenum chamber
T3232-pin connector, blue, on dash panel insert
T32a32-pin connector, green, on dash panel insert
T32b32-pin connector, grey, on dash panel insert
   49 Earth point, near fuel pump
   85 Earth connection -1-, in engine compartment wiring harness
   269 Earth connection (sender earth) -1-, in dash panel wiring harness
#Sender earth output

Wiring Diagram AUDI A8 2002 - Dash panel insert - speedometer - speedometer sender



Wiring Diagram  AUDI A8 2002 - Dash panel insert - speedometer - speedometer sender https://portal-diagnostov.com/license.html
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G21Speedometer
G22Speedometer sender (Hall sender, on gearbox)
J285Control unit with display in dash panel insert
S1Fuse in fuse carrier
S4Fuse in fuse carrier
T1010-pin connector, blue, connector point, electronics box, plenum chamber
T3232-pin connector, blue, on dash panel insert
T32b32-pin connector, grey, on dash panel insert
   85 Earth connection -1-, in engine compartment wiring harness
   102 Earth connection, in gearbox wiring harness
   A27 Connection (speed signal), in dash panel wiring harness
   E103 Connection (15a), in dash panel wiring harness, right
   E105 Earth connection, in dash panel wiring harness, left
   L11 Connection -3-, in air conditioner wiring harness
*Models with manual gearbox
**Models with automatic gearbox