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AUDI A6 1999 – 2.8 l fuel injection (142 kW – Motronic – 6 cylinder), 2,4 l fuel injection (121 kW – Motronic – 6 cylinder) engine codes ARN, Model year 1999 . Wiring diagrams, Pin Connector, Location

Wiring Diagram AUDI A6 1999 - Earth connections



Wiring Diagram  AUDI A6 1999 - Earth connections https://portal-diagnostov.com/license.html
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   3 Earth strap, engine - body
   12 Earth point, in engine compartment, left
   13 Earth point, in engine compartment, right
   43 Earth point, lower part of right A-pillar
   44 Earth point, lower part of left A-pillar
   81 Earth connection -1-, in dash panel wiring harness
   85 Earth connection -1-, in engine compartment wiring harness
   86 Earth connection -1-, in rear wiring harness
   135 Earth connection -2-, in dash panel wiring harness
   176 Earth connection, in right headlight wiring harness
   179 Earth connection, in left headlight wiring harness

Wiring Diagram AUDI A6 1999 - Battery - starter - alternator - starter inhibitor relay



Wiring Diagram  AUDI A6 1999 - Battery - starter - alternator - starter inhibitor relay https://portal-diagnostov.com/license.html
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ABattery
BStarter
CAlternator
C1Voltage regulator
F125Multi-function switch
J31Automatic intermittent wash/wipe relay
J207Starter inhibitor relay
T22-pin connector, grey, in engine compartment, right
T99-pin connector, brown, at starter inhibitor relay
T10o10-pin connector, brown, connector point, electronics box, plenum chamber
T10p10-pin connector, black, connector point, electronics box, plenum chamber
T15r15-pin connector, brown, connector point, right A pillar
   1 Earth strap, battery - body
   44 Earth point, lower part of left A-pillar
   81 Earth connection -1-, in dash panel wiring harness
   199 Earth connection -3-, in dash panel wiring harness
   A17 Connection (61), in dash panel wiring harness
   A41 Positive (+) connection (50), in dash panel wiring harness
*Models with manual gearbox
**Models with automatic gearbox

Wiring Diagram AUDI A6 1999 - Motronic control unit - injectors - ignition coils 1 - 3 - spark plugs



Wiring Diagram  AUDI A6 1999 - Motronic control unit - injectors - ignition coils 1 - 3 - spark plugs https://portal-diagnostov.com/license.html
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C6Coil condenser
J220Motronic control unit
NIgnition coil
N30Injector, cylinder 1
N31Injector, cylinder 2
N32Injector, cylinder 3
N33Injector, cylinder 4
N83Injector, cylinder 5
N84Injector, cylinder 6
N122Final output stage
N128Ignition coil 2
N158Ignition coil 3
PSpark plug connector
QSpark plugs
S229Fuse in fuse box
S232Fuse in fuse box
T5f5-pin connector, black, at ignition coil unit
T10n10-pin connector, orange, connector point, electronics box, plenum chamber
   85 Earth connection -1-, in engine compartment wiring harness
   B135 Connection (15a), in interior wiring harness
   D23 Connection (via fuse 229), in front right wiring harness
   D95 Connection (injectors), in engine compartment wiring harness
*Only United States

Wiring Diagram AUDI A6 1999 - Motronic control unit - knock sensors - throttle valve control unit - engine speed sender - coolant temperature senders - intake air temperature sender



Wiring Diagram  AUDI A6 1999 - Motronic control unit - knock sensors - throttle valve control unit - engine speed sender - coolant temperature senders - intake air temperature sender https://portal-diagnostov.com/license.html
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G2Coolant temperature sender
G28Engine speed sender
G42Intake air temperature sender
G61Knock sensor 1
G62Coolant temperature sender
G66Knock sensor 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
T3w3-pin connector, grey, on engine speed sender
T3ax3-pin connector, brown, at knock sensor 1
T3ay3-pin connector, brown, at knock sensor 2
T10p10-pin connector, black, connector point, electronics box, plenum chamber
   220 Earth connection (sender earth), in engine wiring harness
   269 Earth connection (sender earth) -1-, in dash panel wiring harness
   D102 Connection -2-, in engine compartment wiring harness

Wiring Diagram AUDI A6 1999 - Motronic control unit - automatic gearbox control unit - Hall senders



Wiring Diagram  AUDI A6 1999 - Motronic control unit - automatic gearbox control unit - Hall senders https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
G40Hall sender
G163Hall sender 2
J189Auto-check system
J217Automatic gearbox control unit
J220Motronic control unit
T10o10-pin connector, brown, connector point, electronics box, plenum chamber
T10p10-pin connector, black, connector point, electronics box, plenum chamber
T15r15-pin connector, brown, connector point, right A pillar
T15u15-pin connector, red, connector point, electronics box, plenum chamber
T2020-pin connector, red/white, on dash panel insert
   A45 Connection (engine speed signal), in dash panel wiring harness
   A121 Connection (high bus), in dash panel wiring harness
   A122 Connection (low bus), in dash panel wiring harness
   D141 Connection (5V), in engine compartment wiring harness
CAN bus
*Models with air conditioner
**Models with automatic gearbox 01N
***Models with automatic gearbox 01V

Wiring Diagram AUDI A6 1999 - Motronic control unit - fuel pump relay - lambda probes - activated charcoal filter system solenoid valve



Wiring Diagram  AUDI A6 1999 - Motronic control unit - fuel pump relay - lambda probes - activated charcoal filter system solenoid valve https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
G39Lambda probe
G108Lambda probe 2
J17Fuel pump relay
J220Motronic control unit
N80Activated charcoal filter system solenoid valve 1 (pulsed)
S229Fuse in fuse box
S234Fuse in fuse box
T4u4-pin connector, black, for lambda probe 1
T4v4-pin connector, black, for lambda probe 2
T10n10-pin connector, orange, connector point, electronics box, plenum chamber
T10o10-pin connector, brown, connector point, electronics box, plenum chamber
T10p10-pin connector, black, connector point, electronics box, plenum chamber
T15u15-pin connector, red, connector point, electronics box, plenum chamber
Z19Lambda probe heater
Z28Lambda probe 2 heater
   200 Earth connection (sender earth), in engine wiring harness
   D22 Connection (via fuse 234), in front right wiring harness
*Models with air conditioner
#Models with 2.8 l engine, front-wheel drive
##Models with 2.8 litre engine, four-wheel drive and manual gearbox
###Models with 2.4 l engine

Wiring Diagram AUDI A6 1999 - Motronic control unit - air mass meter - inlet camshaft timing adjustment valves - intake manifold change-over valve



Wiring Diagram  AUDI A6 1999 - Motronic control unit - air mass meter - inlet camshaft timing adjustment valves - intake manifold change-over valve https://portal-diagnostov.com/license.html
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F4Reversing light switch
F36Clutch pedal switch
G70Air mass meter
J220Motronic control unit
N156Intake manifold change-over valve
N205Inlet camshaft timing adjustment valve -1-
N208Inlet camshaft timing adjustment valve -2-
T3au3-pin connector, red, connector point, electronics box, plenum chamber
T10o10-pin connector, brown, connector point, electronics box, plenum chamber
T15e15-pin connector, white, connector point, electronics box, plenum chamber
   D22 Connection (via fuse 234), in front right wiring harness
*Models with manual gearbox
**Models with secondary air pump

Wiring Diagram AUDI A6 1999 - Motronic control unit - cruise control system



Wiring Diagram  AUDI A6 1999 - Motronic control unit - cruise control system https://portal-diagnostov.com/license.html
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E3Hazard warning light switch
E45Cruise control system switch
E87Control and display unit for air conditioner
J220Motronic control unit
J234Airbag control unit
J429Central locking control unit
T3au3-pin connector, red, connector point, electronics box, plenum chamber
T10q10-pin connector, black, on cruise control system switch
T10av10-pin connector, yellow, connector point, A pillar, right
T15e15-pin connector, white, connector point, electronics box, plenum chamber
T15u15-pin connector, red, connector point, electronics box, plenum chamber
   A16 Connection (cruise control system), in dash panel wiring harness
   A48 Connection (C15, engine speed signal), in dash panel wiring harness

Wiring Diagram AUDI A6 1999 - Motronic control unit - secondary air pump - pedal value sender



Wiring Diagram  AUDI A6 1999 - Motronic control unit - secondary air pump - pedal value sender https://portal-diagnostov.com/license.html
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G79Accelerator pedal position sender
G185Accelerator pedal position sender -2-
J220Motronic control unit
J299Secondary air pump relay
N112Secondary air inlet valve
S130Secondary air pump fuse
T6an6-pin connector, in footwell, front left
T10n10-pin connector, orange, connector point, electronics box, plenum chamber
T15e15-pin connector, white, connector point, electronics box, plenum chamber
V101Secondary air pump motor
   12 Earth point, in engine compartment, left
   A32 Positive (+) connection (30), in dash panel wiring harness
*Models with secondary air pump

Wiring Diagram AUDI A6 1999 - Fuel gauge sender - fuel pump - fuel pump relay - engine cooling



Wiring Diagram  AUDI A6 1999 - Fuel gauge sender - fuel pump - fuel pump relay - engine cooling https://portal-diagnostov.com/license.html
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F18Radiator fan thermo-switch
F54Radiator fan thermo-switch
GFuel gauge sender
G6Fuel pump (pre-supply pump)
G169Fuel gauge sender 2
G237Fuel gauge sender 3
J26Radiator fan relay
S42Radiator fan single fuse
S142Radiator fan control unit fuse
S228Fuse 28 in fuse box
T6a6-pin connector, blue, connector point, A pillar, left
T10f10-pin connector, brown, connector point, A pillar, left
V7Radiator fan
   44 Earth point, lower part of left A-pillar
   86 Earth connection -1-, in rear wiring harness
   193 Earth connection -1-, in coolant fan wiring harness
   269 Earth connection (sender earth) -1-, in dash panel wiring harness
*Models with front-wheel drive
**Models with four-wheel drive
***Wiring with fuel tank

Wiring Diagram AUDI A6 1999 - Dash panel insert - warning lamps - combi-processor in dash panel insert



Wiring Diagram  AUDI A6 1999 - Dash panel insert - warning lamps - combi-processor in dash panel insert https://portal-diagnostov.com/license.html
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F9Handbrake warning switch
J218Combi-processor in dash panel insert
J429Central locking control unit
K1Main beam warning lamp
K2Alternator warning lamp
K4Side light warning lamp
K14Handbrake warning lamp
K18Trailer operation warning lamp
K29Glow period warning lamp
K65Left turn signal warning lamp
K86Traction control system warning lamp
K94Right turn signal warning lamp
K132Electronic power control fault lamp
T3232-pin connector, blue, on dash panel insert
T32a32-pin connector, green, on dash panel insert
   135 Earth connection -2-, in dash panel wiring harness
   199 Earth connection -3-, in dash panel wiring harness
   A26 Connection (door contact switch/driver's side), in dash panel wiring harness

Wiring Diagram AUDI A6 1999 - Dash panel insert - analogue clock - radio wave controlled clock - rev. counter - speedometer - fuel gauge - coolant temperature gauge



Wiring Diagram  AUDI A6 1999 - Dash panel insert - analogue clock - radio wave controlled clock - rev. counter - speedometer - fuel gauge - coolant temperature gauge https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
G1Fuel gauge
G3Coolant temperature gauge
G5Rev. counter
G8Oil temperature sender
G9Oil temperature gauge
G14Voltmeter
G21Speedometer
G22Speedometer sender (Hall sender, on gearbox)
H3Buzzer/gong
J218Combi-processor in dash panel insert
J489Radio wave clock receiver
T2ai2-pin connector, black, oil senders
T4ah4-pin connector, black, on dash panel insert
T10p10-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
YAnalogue clock
Y8Radio wave controlled clock
   85 Earth connection -1-, in engine compartment wiring harness
   269 Earth connection (sender earth) -1-, in dash panel wiring harness
   A8 Positive (+) connection (58d), in dash panel wiring harness (display illumination)
   A108 Connection (speed signal), in dash panel wiring harness
*Models with air conditioner
**Models with radio wave controlled clock
***Sender earth output

Wiring Diagram AUDI A6 1999 - Dash panel insert - combi-processor in dash panel insert - warning lamps - brake pad wear warning



Wiring Diagram  AUDI A6 1999 - Dash panel insert - combi-processor in dash panel insert - warning lamps - brake pad wear warning https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
F1Oil pressure switch
F34Brake fluid level warning contact
F66Coolant shortage indicator switch
G238Air quality sensor
J104ABS with EDL control unit
J218Combi-processor in dash panel insert
K3Oil pressure warning lamp
K16Reserve fuel warning lamp
K28Coolant temperature/coolant shortage warning lamp
K32Brake pad/lining warning lamp
K47ABS warning lamp
N12Brake pad/lining wear indicator, right (shear element)
N13Brake pad/lining wear indicator, left (shear element)
T2ai2-pin connector, black, oil senders
T2ak2-pin connector, red, on bulkhead, left
T2al2-pin connector, red, on bulkhead, right
T10e10-pin connector, purple, connector point, A pillar, left
T10k10-pin connector, orange, connector point, A pillar, left
T10p10-pin connector, black, connector point, electronics box, plenum chamber
T10au10-pin connector, grey, connector point, A pillar, right
T3232-pin connector, blue, on dash panel insert
T32a32-pin connector, green, on dash panel insert
   44 Earth point, lower part of left A-pillar
   A79 Connection (hot light switch), in dash panel wiring harness
*Models with ABS
**Models with ABS and ESP
***Models with air conditioner

Wiring Diagram AUDI A6 1999 - Dash panel insert - combi-processor in dash panel insert - immobilizer reading coil - diagnostic connector



Wiring Diagram  AUDI A6 1999 - Dash panel insert - combi-processor in dash panel insert - immobilizer reading coil - diagnostic connector https://portal-diagnostov.com/license.html
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D2Immobilizer reading coil
E87Control and display unit for air conditioner
J104ABS with EDL control unit
J217Automatic gearbox control unit
J218Combi-processor in dash panel insert
J234Airbag control unit
J429Central locking control unit
KDiagnosis connection
K75Airbag warning lamp
K117Immobilizer warning lamp
RRadio
T8f8-pin connector, black, radio connector III
T10k10-pin connector, orange, connector point, A pillar, left
T10av10-pin connector, yellow, connector point, A pillar, right
T15d15-pin connector, black, connector point, right A pillar
T15r15-pin connector, brown, connector point, right A pillar
T16a16-pin connector, diagnosis connection
T32a32-pin connector, green, on dash panel insert
   135 Earth connection -2-, in dash panel wiring harness
   199 Earth connection -3-, in dash panel wiring harness
   A76 Connection (diagnosis wire K), in dash panel wiring harness
   A120 Connection (stationary time), in dash panel wiring harness
*Models with ABS
**Models with ABS and ESP
***Models with air conditioner
****Both possible
#Models with automatic gearbox 01N
##Models with automatic gearbox 01V
###Models with 8 cylinder engines

Wiring Diagram AUDI A6 1999 - Ignition/starter switch - X contact relief relay



Wiring Diagram  AUDI A6 1999 - Ignition/starter switch - X contact relief relay https://portal-diagnostov.com/license.html
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DIgnition/starter switch
J59X contact relief relay
J217Automatic gearbox control unit
J234Airbag control unit
J429Central locking control unit
RRadio
T8f8-pin connector, black, radio connector III
T15d15-pin connector, black, connector point, right A pillar
   A2 Positive (+) connection (15), in dash panel wiring harness
   A21 Connection (86s), in dash panel wiring harness
   A52 Positive (+) connection 2 (30), in dash panel wiring harness
*Models with manual gearbox
**Models with automatic gearbox

Wiring Diagram AUDI A6 1999 - Lighting switch - left steering column switch - front and rear fog light switch



Wiring Diagram  AUDI A6 1999 - Lighting switch - left steering column switch - front and rear fog light switch https://portal-diagnostov.com/license.html
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E1Lighting switch
E2Turn signal switch
E4Headlight dipper/flasher switch
E19Parking light switch
E23Front and rear fog light switch
K13Rear fog light warning lamp
K17Fog light warning lamp
L9Lighting switch light bulb
L40Front and rear fog light switch illumination bulb
   81 Earth connection -1-, in dash panel wiring harness
   A43 Connection (57L), in dash panel wiring harness
   A44 Connection (57R), in dash panel wiring harness
   A51 Connection (56), in dash panel wiring harness

Wiring Diagram AUDI A6 1999 - Switches and instruments - lighting control - headlight range control



Wiring Diagram  AUDI A6 1999 - Switches and instruments - lighting control - headlight range control https://portal-diagnostov.com/license.html
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E20Switches and instruments - lighting control
E102Headlight range control adjuster
L54Headlight range control adjuster light bulb
T6i6-pin connector, red, connector point, A pillar, right
T6k6-pin connector, pink, connector point, A pillar, right
T10b10-pin connector, red, connector point, A pillar, left
T10an10-pin connector, on headlight, left
T10ao10-pin connector, on headlight, right
V48Headlight range control motor, left
V49Headlight range control motor, right
   135 Earth connection -2-, in dash panel wiring harness
   176 Earth connection, in right headlight wiring harness
   179 Earth connection, in left headlight wiring harness
   199 Earth connection -3-, in dash panel wiring harness
   269 Earth connection (sender earth) -1-, in dash panel wiring harness
*Both possible

Wiring Diagram AUDI A6 1999 - Hazard warning light switch



Wiring Diagram  AUDI A6 1999 - Hazard warning light switch https://portal-diagnostov.com/license.html
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C22Interference suppression choke for airbag
E3Hazard warning light switch
J2Hazard warning light relay
J234Airbag control unit
J429Central locking control unit
T1dSingle connector, brown, connector point, right A pillar
T3au3-pin connector, red, connector point, electronics box, plenum chamber
T10av10-pin connector, yellow, connector point, A pillar, right
T15d15-pin connector, black, connector point, right A pillar
   135 Earth connection -2-, in dash panel wiring harness
   199 Earth connection -3-, in dash panel wiring harness
   A5 Positive (+) connection (right turn signal), in dash panel wiring harness
   A6 Positive (+) connection (left turn signal), in dash panel wiring harness
*Models with trailer coupling
**Both possible

Wiring Diagram AUDI A6 1999 - Windscreen washer/wiper system - heated washer jets



Wiring Diagram  AUDI A6 1999 - Windscreen washer/wiper system - heated washer jets https://portal-diagnostov.com/license.html
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E22Intermittent wiper switch
E38Intermittent wiper control
F77Windscreen washer fluid warning contact
J31Automatic intermittent wash/wipe relay
T2an2-pin connector, washer jet, left
T2ao2-pin connector, washer jet, right
T6ac6-pin connector, brown, on intermittent wiper control
T8i8-pin connector, at wiper switch
T10a10-pin connector, pink, connector point, A pillar, left
T10b10-pin connector, red, connector point, A pillar, left
T10e10-pin connector, purple, connector point, A pillar, left
VWindscreen wiper motor
V5Windscreen washer pump
Z20Heater element, left washer jet
Z21Heater element, right washer jet
   81 Earth connection -1-, in dash panel wiring harness
   135 Earth connection -2-, in dash panel wiring harness
   199 Earth connection -3-, in dash panel wiring harness
   261 Earth connection, in heated washer jet wiring harness
   A96 Connection (53c), in dash panel wiring harness
*Both possible

Wiring Diagram AUDI A6 1999 - Fuse box - number plate light - glove box light - fog light



Wiring Diagram  AUDI A6 1999 - Fuse box - number plate light - glove box light - fog light https://portal-diagnostov.com/license.html
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L22Fog light bulb, left
L23Fog light bulb, right
S1Fuse in fuse box
S2Fuse in fuse box
S3Fuse in fuse box
S4Fuse in fuse box
S224Fuse in fuse box
S225Fuse in fuse box
S226Fuse in fuse box
S227Fuse in fuse box
T2ap2-pin connector, black, behind dash panel, right
T6i6-pin connector, red, connector point, A pillar, right
T8l8-pin connector, behind dash panel, right
T10b10-pin connector, red, connector point, A pillar, left
T10f10-pin connector, brown, connector point, A pillar, left
V12Rear window wiper motor
W6Glove box light
XNumber plate light
   81 Earth connection -1-, in dash panel wiring harness
   87 Earth connection -2-, in rear wiring harness
   176 Earth connection, in right headlight wiring harness
   179 Earth connection, in left headlight wiring harness
   A34 Connection (75x), in dash panel wiring harness
   A53 Positive (+) connection (58), in dash panel wiring harness
   L4 Connection (75 al), in air conditioner wiring harness
*Models with Thermotronic
**Models with air conditioner
***Only Avant models

Wiring Diagram AUDI A6 1999 - Fuse box - headlights



Wiring Diagram  AUDI A6 1999 - Fuse box - headlights https://portal-diagnostov.com/license.html
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J429Central locking control unit
M1Side light bulb, left
M3Side light bulb, right
M5Turn signal bulb, front left
M7Turn signal bulb, front right
M18Side turn signal bulb, left
M19Side turn signal bulb, right
M29Dipped beam bulb, left
M30Main beam bulb, left
M31Dipped beam bulb, right
M32Main beam bulb, right
S5Fuse in fuse box
S6Fuse in fuse box
S18Fuse in fuse box
S19Fuse in fuse box
S20Fuse in fuse box
S21Fuse in fuse box
S22Fuse in fuse box
S223Fuse in fuse box
T6k6-pin connector, pink, connector point, A pillar, right
T10a10-pin connector, pink, connector point, A pillar, left
T10t10-pin connector, orange, connector point, A pillar, right
T10an10-pin connector, on headlight, left
T10ao10-pin connector, on headlight, right
   176 Earth connection, in right headlight wiring harness
   179 Earth connection, in left headlight wiring harness

Wiring Diagram AUDI A6 1999 - Fuse box - brake light switch



Wiring Diagram  AUDI A6 1999 - Fuse box - brake light switch https://portal-diagnostov.com/license.html
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E97Memory operating unit
FBrake light switch
F47Cruise control system brake pedal switch (diesel direct injection system)
J217Automatic gearbox control unit
J429Central locking control unit
S7Fuse in fuse box
S9Fuse in fuse box
S12Fuse in fuse box
S13Fuse in fuse box
S14Fuse in fuse box
S15Fuse in fuse box
S231Fuse in fuse box
T10h10-pin connector, black, connector point, A pillar, left
T10t10-pin connector, orange, connector point, A pillar, right
T10u10-pin connector, black, connector point, A pillar, right
T15a15-pin connector, black, connector point, left A pillar
T15r15-pin connector, brown, connector point, right A pillar
Z4Heated exterior mirror, driver's side
Z5Heated exterior mirror, front passenger's side
   A1 Positive (+) connection (30a), in dash panel wiring harness
   A18 Connection (54), in dash panel wiring harness
   A38 Positive (+) connection -2- (15a), in dash panel wiring harness
   B131 Connection (54), in interior wiring harness
   J9 Connection -1- (15a), in ABS wiring harness
   Q12 Positive (+) connection (30a), in window lifter/central locking and door contact switch wiring harness
*Models with automatic gearbox 01N
**Models with automatic gearbox 01V
***Models with front-wheel drive

Wiring Diagram AUDI A6 1999 - Fuse box - horn - front and rear cigarette lighters - horn



Wiring Diagram  AUDI A6 1999 - Fuse box - horn - front and rear cigarette lighters - horn https://portal-diagnostov.com/license.html
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HHorn plate
H2High tone horn
H7Low tone horn
J4Dual tone horn relay
J429Central locking control unit
L15Ashtray light bulb
L28Cigarette lighter light bulb
S233Fuse in fuse box
S238Fuse in fuse box
S239Fuse in fuse box
S240Fuse in fuse box
S241Fuse in fuse box
S242Fuse in fuse box
S243Fuse in fuse box
T5d5-pin connector, behind steering column switch trim
T6i6-pin connector, red, connector point, A pillar, right
T10b10-pin connector, red, connector point, A pillar, left
T10t10-pin connector, orange, connector point, A pillar, right
U1Cigarette lighter
U9Cigarette lighter, rear
   81 Earth connection -1-, in dash panel wiring harness
   135 Earth connection -2-, in dash panel wiring harness
   176 Earth connection, in right headlight wiring harness
   179 Earth connection, in left headlight wiring harness
   199 Earth connection -3-, in dash panel wiring harness
   E112 Connection (horn-87 h), in dash panel wiring harness
   Q11 Positive (+) connection (30 a), in window lifter/central locking and door contact switch wiring harness
*Both possible

Wiring Diagram AUDI A6 1999 - Tail light - brake lights - turn signals rear - rear fog light - 12 V socket



Wiring Diagram  AUDI A6 1999 - Tail light - brake lights - turn signals rear - rear fog light - 12 V socket https://portal-diagnostov.com/license.html
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F125Multi-function switch
L46Rear fog light bulb, left
M2Tail light bulb, right
M4Tail light bulb, left
M6Turn signal bulb, rear left
M8Turn signal bulb, rear right
M9Brake light bulb, left
M10Brake light bulb, right
M16Reversing light bulb, left
M17Reversing light bulb, right
M25High level brake light bulb
N110Selector lever lock solenoid
S184Fuse for 12 V socket
T2am2-pin connector, black, on selector lever console
T3ar3-pin connector, brown, connector point, right A pillar
T6a6-pin connector, blue, connector point, A pillar, left
T6b6-pin connector, white, connector point, A pillar, left
T10f10-pin connector, brown, connector point, A pillar, left
U512 V socket
   86 Earth connection -1-, in rear wiring harness
   87 Earth connection -2-, in rear wiring harness
   A32 Positive (+) connection (30), in dash panel wiring harness
   A87 Connection (RF (reversing light)), in dash panel wiring harness
*Models with manual gearbox
**Models with automatic gearbox
***Only Avant models

Wiring Diagram AUDI A6 1999 - Basic wiring for radio - illumination shelf and for cup holder



Wiring Diagram  AUDI A6 1999 - Basic wiring for radio - illumination shelf and for cup holder https://portal-diagnostov.com/license.html
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E87Control and display unit for air conditioner
J429Central locking control unit
L120Shelf illumination
L121Cup holder illumination
S236Fuse in fuse box
S237Fuse in fuse box
T8f8-pin connector, black, radio connector III
T15d15-pin connector, black, connector point, right A pillar
T15t15-pin connector, grey, connector point, A pillar, left
WInterior light, front
W13Reading light, front passenger's side
W19Reading light, driver's side
   135 Earth connection -2-, in dash panel wiring harness
   199 Earth connection -3-, in dash panel wiring harness
   A19 Connection (58s), in dash panel wiring harness (switch illumination)
   A27 Connection (speed signal), in dash panel wiring harness
   A50 Positive (+) connection (30a), in dash panel wiring harness
*Models with air conditioner
**Both possible

Wiring Diagram AUDI A6 1999 - Heater



Wiring Diagram  AUDI A6 1999 - Heater https://portal-diagnostov.com/license.html
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E9Fresh air blower switch
F38Ambient temperature switch
J214Thermotronic control unit
J248Diesel direct injection system control unit
N24Fresh air blower with overheating fuse series resistor
T10c10-pin connector, grey, connector point, A pillar, left
T15u15-pin connector, red, connector point, electronics box, plenum chamber
V2Fresh air blower
   135 Earth connection -2-, in dash panel wiring harness
   199 Earth connection -3-, in dash panel wiring harness
*Models with 1.6 litre TDI engine
**Models with 2.5 litre TDI engine
***Both possible

Wiring Diagram AUDI A6 1999 - Heater



Wiring Diagram  AUDI A6 1999 - Heater https://portal-diagnostov.com/license.html
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G112Control motor potentiometer, central flap
G135Control motor potentiometer, defroster flap
J8Auxiliary heater relay
J214Thermotronic control unit
V70Central flap control motor
V107Defroster flap control motor
V154Fresh air/air recirculating flap control motor
*Models with auxiliary heater

Wiring Diagram AUDI A6 1999 - Heated rear window - Ambient temperature indicator - selector lever position indicator



Wiring Diagram  AUDI A6 1999 - Heated rear window - Ambient temperature indicator - selector lever position indicator https://portal-diagnostov.com/license.html
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E15Heated rear window switch
E87Control and display unit for air conditioner
G17Ambient temperature sensor
G106Ambient temperature indicator
J214Thermotronic control unit
J217Automatic gearbox control unit
J248Diesel direct injection system control unit
T6a6-pin connector, blue, connector point, A pillar, left
T10b10-pin connector, red, connector point, A pillar, left
T15r15-pin connector, brown, connector point, right A pillar
T15u15-pin connector, red, connector point, electronics box, plenum chamber
Y6Selector lever position indicator
Z1Heated rear window
   75 Earth point, right rear pillar
   135 Earth connection -2-, in dash panel wiring harness
   199 Earth connection -3-, in dash panel wiring harness
   A20 Positive (+) connection (15a), in dash panel wiring harness
   A73 Connection (ambient temperature display), in dash panel wiring harness
*Models with automatic gearbox 01N
**Models with automatic gearbox 01V
***Models with driver information system and on-board computer
****Both possible
#Models without air conditioner
##Models with 6 cylinder TDI-engine