Diagram sections — 30 (50 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC POWER STEERING ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS POWER ANTENNA POWER DISTRIBUTION POWER DOOR LOCKS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Automatic A/C Wiring Diagram (1 of 2) for Audi A6 1999 List of elements for Automatic A/C Wiring Diagram (1 of 2) for Audi A6 1999: 31 8-fold relay panel A/c clutch A/c control head A1+ A1- After-run coolant pump Air quality sensor Anti-lock brakes system Coolant fan Coolant fan control module Coolant fan control thermal switch (on lower right side of radiator) Data link connector (below left side of dash) Defogger system Fuse 10a Fuse 30a Fuse 40a Fuse 5a Fuse panel G200 (lower left "a" pillar) G200 g200 (lower left (lower left "a" pillar) G200 g200 (lower left (lower left "a" pillar) "a" pillar) Hot at all times Hot in run Hot w/ load reduction relay energized Instrument cluster Interior lights system Motronic engine control module (in elect box, left side of fresh air plenum) T32 T32a Tachometer Wiper/washer system Automatic A/C Wiring Diagram (2 of 2) for Audi A6 1999 List of elements for Automatic A/C Wiring Diagram (2 of 2) for Audi A6 1999: 26 (w/ solar cell system) (w/o solar cell system) A/c pressure switch (on right side of a/c condenser) Anti-theft system Back pressure flap motor & position sensor Central flap motor & position sensor (on right side of evaporator housing) Defroster flap motor & position sensor Floor outlet temperature sender Fresh air blower Fresh air blower control module (behind right side of dash) Fresh air intake duct temperature sensor (behind right side of dash) Fuse 10a Fuse panel G200 (lower part of left "a" pillar) Hot at all times Left temperature regulator flap motor & position sensor Left vent temperature sensor Outside air temperature display Outside air temperature sensor (in front of a/c condenser) Right temperature regulator flap motor & position sensor Right vent temperature sensor Sensor Solar cell separation relay (w/ solar cell system) (on 13-fold relay panel) Solar cells Solar operation control module Sunlight photo
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram for Audi A6 1999 List of elements for Anti-lock Brakes Wiring Diagram for Audi A6 1999: 51 (not used) 13a 8-fold relay panel (behind left side of dash) Abs control module Abs return flow pump Abs return flow pump relay Abs solenoid valve relay Abs warning light Abs/edl hydraulic unit (left side of engine compartment) All times Anti-slip control switch Brake- light switch Combination processor Data link connector Fuse 123 50a Fuse 13 10a Fuse 7 10a Fuse panel (left side of dash) G100 (on abs hydraulic unit) G900 (lower left "a" pillar) Hot at Hot in on or start Instrument cluster Left front abs inlet valve Left front abs outlet valve Left front abs wheel speed sensor Left front traction control outlet valve Left front traction control switch-over valve Left rear abs inlet valve Left rear abs outlet valve Left rear abs wheel speed sensor Motronic engine control module (in electronic box, left side of fresh air plenum) Right front abs inlet valve Right front abs outlet valve Right front abs wheel speed sensor Right front traction control outlet valve Right front traction control switch-over valve Right rear abs inlet valve Right rear abs outlet valve Right rear abs wheel speed sensor T32 T32a Traction control ind Transmission control module (under right front of seats & carpet) W/ anti-slip control W/ anti-slip control w/ awd W/ anti-slip control w/o can buss W/ can buss can-h W/ can buss can-l W/o anti-slip control W/o anti-slip control w/ awd
ANTI-THEFT Anti-theft Wiring Diagram (1 of 2) for Audi A6 1999 List of elements for Anti-theft Wiring Diagram (1 of 2) for Audi A6 1999: 34 10a 14a 238a 86s Alarm horn Antenna Central locking control module (below driver's seat & carpet) Driver's door lock assembly Driver's side interior lock switch Exterior lights system Fuel door unlock motor Fuse 10a Fuse 20a Fuse 5a Fuse panel G901 (lower right "a" pillar) Hood alarm switch Hot at all times Hot in start and run Ignition switch Instrument cluster system Interior lights system Key switch Level control system control module Memory systems Multi-function transmission range switch Nca Power windows system Radio Red Shield Starting system T1e Trunk, tailgates, fuel door system Anti-theft Wiring Diagram (2 of 2) for Audi A6 1999 List of elements for Anti-theft Wiring Diagram (2 of 2) for Audi A6 1999: 28 226a A/c system Defogger system Fuse 30a Fuse panel (left side of dash) G900 (lower left "a" pillar) G901 (lower right "a"pillar) Hot in run Interior lights system Left rear door lock assembly Left rear glass sensor Left ultra- sound sensor Nca Passenger's compartment monitoring switch Passenger's door lock assembly Rear window defogger switch Right rear door lock assembly Right rear glass sensor Right ultra- sound sensor Sedan T2v T2w T3o Trunk lock assembly Trunk, tailgates, fuel doors system Ultra-sound sensor control module (mounted below left "c" pillar) W/ solar cells Wagon
COMPUTER DATA LINES Computer Data Lines Wiring Diagram for Audi A6 1999 List of elements for Computer Data Lines Wiring Diagram for Audi A6 1999: 21 (lower left "a" pillar) g900 12a 231a A/c control head Abs control module (left side of engine compartment) Airbag control module (below front of center console) Central locking control module (below driver's seat and carpet) Data link connector (below left side of dash) Engine control module (left side of fresh air plenum) Fuse 10a Fuse 15a Fuse panel (left side of dash) Hot at all times Hot in start and run Instrument cluster Memory seat control module Radio T32 T32b Trans- mission control module (under right front seat and carpet) Ultra-sound sensors control module (mounted below left "c" pillar)
COOLING FAN Cooling Fan Wiring Diagram for Audi A6 1999 List of elements for Cooling Fan Wiring Diagram for Audi A6 1999: 14 8-fold relay panel (behind left side of dash) A/c control head A/c pressure switch (on right side of a/c condenser) After-run coolant pump Coolant fan Coolant fan control module Coolant fan control thermal switch (on lower right side of radiator) Fuse 30a Fuse 40a Fuse 5a Fuse panel (left side of dash) G200 (lower left "a" pillar) Hot at all times Hot w/ load reduction relay energized
CRUISE CONTROL Cruise Control Wiring Diagram for Audi A6 1999 List of elements for Cruise Control Wiring Diagram for Audi A6 1999: 19 Brake pedal switch Brake- light switch Cluster Combination processor Control module Cruise control module (behind glove box) Cruise control switch Cruise control vacuum pump Exterior lights system Fuse 10a Fuse panel (left side of dash) G104 (left side of engine compartment) G200 (behind left side of dash) Hot at all times Instrument Multi- function transmission range switch Speedometer vehicle speed sensor T32 Transmission
DEFOGGERS Defoggers Wiring Diagram for Audi A6 1999 List of elements for Defoggers Wiring Diagram for Audi A6 1999: 22 226a 75x A/c control head Defogger switch Driver's side heated mirror Fuse 10a Fuse 30a Fuse panel G900 (lower left "a" pillar) G905 (right rear pillar) Hot at all times Hot in run Load reduction relay Micro central electric panel Passenger's side heated mirror Rear window defogger heat element Rear window defogger heat element/ antenna Red Solid state Telephone/ radio antenna amplifier W/ window antenna W/o window antenna
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram for Audi A6 1999 List of elements for Electronic Power Steering Wiring Diagram for Audi A6 1999: 15 (lower left "a" pillar) Acc Cluster Combination processor Cruise control module (behind glove box) G900 Hot at all times Ignition switch Instrument Lock Servotronic Servotronic control unit Solenoid valve Start T32
ENGINE PERFORMANCE
2.8L 2.8L, Engine Performance Wiring Diagram (1 of 2) for Audi A6 1999 List of elements for 2.8L, Engine Performance Wiring Diagram (1 of 2) for Audi A6 1999: 42 (left side of engine compt) (left side of engine compt) g104 (on air cleaner assembly) mass air- flow sensor (on intake manifold, under throttle body) throttle valve control module 4wd only Air conditioning system Anti-lock brakes system Bat(30) Camshaft position sensor 1 (rear left cylinder head) Camshaft position sensor 2 (front of right cylinder head) Data link connector (below left side of dash) Diagnosis pump (for fuel system) Engine coolant temperature sensor (on coolant pipe, behind intake manifold) Fuse 15a Fuse 20a Fuse panel (left side of dash) G104 G900 (lower left "a" pillar) Hot in on or acc Hot in on or start Ignition coil 1 Ignition coil 2 Ignition coil 3 Ignition coils Instrument cluster Instrument cluster system Intake air temperature sensor (in intake air duct, at rear of intake manifold) Knock sensor 1 (near right cylinder head) Knock sensor 2 (near left cylinder head) Malfunction ind lamp Micro central electric panel (left side of dash) Motronic engine control module (in electronic box, left side of fresh air plenum) Nca Power output stage Red Solid state Spark plugs 1 & 6 Spark plugs 2 & 4 Spark plugs 3 & 5 T32 Trans- missions system Transmissions system 2.8L, Engine Performance Wiring Diagram (2 of 2) for Audi A6 1999 List of elements for 2.8L, Engine Performance Wiring Diagram (2 of 2) for Audi A6 1999: 35 (lower left "a" pillar) g900 (rear of eng compt) 3-fold relay panel 13-fold relay panel (left side of dash) 87f/dti 87a Abs control module Bat(30) Camshaft adjustment valve 1 (on back of right cylinder head) Camshaft adjustment valve 2 (on front of left cylinder head) Data link connector (below left side of dash) Engine speed sensor (on left side of transmission housing) Evaporative canister purge regulator valve (right side of eng compt) Fuel injectors Fuel pump (in fuel tank) Fuel pump relay Fuse 15a Fuse 30a Fuse 40a Fuse panel (left side of dash) G104 (left side of engine compt) Heated oxygen sensor 1 (right side of eng, below manifold) Heated oxygen sensor 2 (left side of eng, below manifold) Hot at all times Ign(15) Intake manifold changeover valve (at back of intake manifold) Micro central electric (left side of dash) Motronic engine control module (in electronic box, left side of fresh air plenum) Nca Oxygen sensor 1 (behind 3-way catalytic converter) Oxygen sensor 2 (behind 3-way catalytic converter) Red Secondary air injection (air) relay Secondary air injection pump motor (right front corner of engine compt) Secondary air injection solenoid valve (at back of intake manifold) Transmissions system
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Audi A6 1999 List of elements for Back-up Lamps Wiring Diagram for Audi A6 1999: 9 231a Back-up light Fuse 31 15a Fuse panel G900 (lower left "a" pillar) Hot in run or start Left tailight assembly Multi- function transmission range switch (on left side of transmission) Right tailight assembly Exterior Lamps Wiring Diagram, with DRL for Audi A6 1999 List of elements for Exterior Lamps Wiring Diagram, with DRL for Audi A6 1999: 51 13-fold relay panel (behind left side of dash) 13a 223a 223a 223a 22a 239a 5a 5a 5a Anti-theft system Auto- check system Brakelight switch (on brake pedal support bracket) Cluster Combination processor Emergency flasher switch Fuse 10a Fuse 15a Fuse 5a Fuse panel (left side of dash) G900 (lower left "a" pillar) G901 (lower right "a" pillar) Head Headlights system High- mount brake light Hot at all times Hot in run Hot in run or start Hot w/ load reduction relay energized Instrument Instrument cluster Interior lights Lamp control module Left front park/turn light Left left left taillamp taillamp taillamp assembly assembly assembly Left side turn signal light Left turn ind. License plate Light switch Lights Off Park Red Right front park/turn light Right side turn signal light Right taillamp assembly Right turn ind. Signal switch Stop System T20 T32 Tail Transmission control module Turn Exterior Lamps Wiring Diagram, without DRL for Audi A6 1999 List of elements for Exterior Lamps Wiring Diagram, without DRL for Audi A6 1999: 50 13-fold relay panel (behind left side of dash) 13a 223a 22a 239a Anti-theft system Auto- check system Brakelight switch (on brake pedal support bracket) Cluster Emergency flasher relay Fuse 10a Fuse 15a Fuse 5a Fuse panel (left side of dash) G900 (lower left "a" pillar) G901 (lower right "a" pillar) Head Headlights system High- mount brake light Hot at all times Hot in run or start Hot w/ load reduction relay energized Instrument Instrument cluster Instrument cluster system Interior lights system Lamp control module Left front park/turn light Left side turn signal light Left taillamp assembly Left turn ind. License plate Light switch Lights Off Park Park lamp ind Red Right front park/turn light Right side turn signal light Right taillamp assembly Right turn ind. Signal switch Stop T20 T32 T32a Tail Transmission control module Turn
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 2) for Audi A6 1999 List of elements for Ground Distribution Wiring Diagram (1 of 2) for Audi A6 1999: 31 Abs control module Battery Brake fluid level warning switch, air quality sensor, windshield wiper motor, left washer nozzle heater, right washer nozzle heater Driver side heated outside mirror, memory operating unit light Driver side interior lock switch, driver side door contact switch, left front central locking system activator/switch, driver side door lock switch, driver side door opener illumination, left window motor, window lockout switch Driver's seat heated temperature sensor, driver's backrest heating element, driver's seat back facial heater, passenger's seat heated temperature sensor, passenger's seat heating element, passenger's seat back facial heater, left rear heated seat regulating switch, right rear heated seat regulating switch, left rear heated seat temperature sensor, right rear heated seat temperature sensor, left rear backrest heating element, right rear backrest heating element Engine coolant temperature sensor, fuel level sensor, voltmeter, instrument panel light dimmer switch, instrument cluster combination processor, windshield washer fluid level warning switch G100 (on abs hydrualic unit) G104 (left side of engine compartment) G116 (left side of firewall) G900 (lower left "a" pillar) (partial) Headlight washer pump, secondary air injection pump motor Left rear door contact switch, left rear central locking system activator/switch, left rear door opener illumination left rear window switch left rear power window control module, left rear ashtray light Left seat belt switch, driver's seat lumbar support adjustment switch, driver's seat fore/aft and height adjusting switch, passenger's seat front height adjustment switch, passenger's backrest adjustment switch, passenger seat fore/aft adjusting switch, passenger seat rear height adjusting switch, passenger's seat adjusting switch, driver side igniter for side airbag, passenger side igniter for side airbag, front passenger seat lumbar support adjustment switch, memory seat control module, rear window shade control module, telephone transceiver, left brake pad wear indicator, right rear woofer/amplifier, radio Passenger side door contact switch, right front central locking system activator/switch, passenger side door opener illumination, right window motor, passenger door window regulator switch Power outage stage, engine control module, vehicle speed sensor, engine coolant level warning switch, kick down switch Right rear door contact switch, right rear central locking system activator/switch, right rear door opener illumination right rear window switch right rear power window control module, right rear ashtray light S199 or s135 S205 S206 S207 S208 S261 S267 S269 S81 S85 S89 S96 Windshield wiper/washer switch, windshield washer pump, outside air temperature display, transmission range selector lever display, board computer reset button, anti-slip control switch, mirror fold-away function control module, mirror adjustment switch, mirror memory control module, driver side heated outside mirror, passenger side heated outside mirror, rear window shade switch, cruise control control module, lamp control module, heated steering wheel heated driver's seat adjuster heated passenger's seat adjuster parking brake warning light switch, left turn signal indicator light, instrument cluster combination processor, emergency flasher switch, emergency flasher relay, horn button, a/c control head, solar cell separation relay (vehicle with sunroof), fresh air blower control module, left instrument panel vent illumination, center instrument panel vent illumination, right instrument panel vent illumination, rear seat outlet center lighting, beam adjusting control unit, left headlight beam adjusting motor, right headlight beam adjusting motor, radio Wiper/washer intermittent relay, windshield wiper/washer switch, windshield wiper intermittent regulator, glove compartment light, cigarette lighter, rear cigarette lighter, fog light switch, fog light indicator lights fog light switch lights, headlight switch lights load reduction relay Ground Distribution Wiring Diagram (2 of 2) for Audi A6 1999 List of elements for Ground Distribution Wiring Diagram (2 of 2) for Audi A6 1999: 28 Air bag control module, driver's side crash sensor (side air bag), passenger's side crash sensor (side air bag), passenger's side igniter (rear side air bag), driver's side igniter (rear side air bag), right front "a" pillar microswitch, left front "a" pillar mircroswitch Central locking control module, hood alarm swich, alarm horn, ultra-sound sensors control module, right rear broken glass sensor (wagon) Coolant fan control module, coolant fan, coolant fan control thermal switch, a/c pressure switch after-run coolant pump Front interior light, right front map/reading light, make-up mirror lights, power sunroof control module, automatic day/night interior mirror Fuel pump, left rear turn signal light, left taillight, left brakelight, left back-up light, high mount brakelight, right rear turn signal light, right taillight, right brakelight, right back-up light, luggage compartment light G402 (left side of luggage compartment) G900 (lower left "a" pillar) (partial) G901 (lower right "a" pillar) G905 (right rear pillar) Left front foglight left side turn signal light left high beam headlight, left low beam headlight, left front turn signal light, left parking light, high tone horn, left high intensity gas discharge lamp control unit License plate light, left rear foglight, remote unlock rear lid motor (sedan), trunk lid switches (sedan) Multi-function transmission range switch, transmission control module, tiptronic switch Power antenna Rear window defogger/ window antenna Remote unlock rear lid motor (wagon), license plate light, trunk lid switches (wagon), heated rear window left rear foglight, high mount brakelight, rear window wiper motor Right front foglight, right side turn signal light, right front turn signal light, right parking light, right high beam headlight, low tone horn, right high intensity gas discharge lamp control unit Right rear amplifier wires shield S102 S105 S109 S133 S176 S178 S179 S193 S86 S87 S98
HEADLIGHTS Headlamps & Fog Lamps Wiring Diagram, with DRL for Audi A6 1999 List of elements for Headlamps & Fog Lamps Wiring Diagram, with DRL for Audi A6 1999: 45 (lower left "a" pillar) g900 13-fold relay panel 18a 19a 20a 21a 36a Acc Combination processor Fog light switch Foglight circuit breaker (on 13-fold relay panel) Foglight ind Foglight relay Foglight switch light Front Ftp Fuse 10a Fuse 15a Fuse panel (left side of dash) G900 (lower left "a" pillar) G901 (lower right "a" pillar) Head Head- lights Headlight leveling circuit (headlight adjuster) Headlight switch light High beam ind Hot at all times Ignition switch Instrument cluster Lamp control module (on 13-fold relay panel) Left fog lamp Left front headlight/ park light/ turn signal assembly Left rear foglight Light switch Light switch/ foglight switch Off Park Rear Rear foglight ind Right fog lamp Right front headlight/ park light/ turn signal assembly Run Start T32 Turn signal/ headlight dimmer/ flasher switch Headlamps & Fog Lamps Wiring Diagram, without DRL for Audi A6 1999 List of elements for Headlamps & Fog Lamps Wiring Diagram, without DRL for Audi A6 1999: 47 (lower left "a" pillar) g900 13-fold relay panel 18a 19a 20a 21a 36a Acc Fog light relay Fog light switch Foglight ind Foglight switch light Front Ftp Fuse 10a Fuse 15a Fuse panel (left side of dash) G900 (lower left "a" pillar) G901 (lower right "a" pillar) Head Headlight leveling circuit (headlight adjuster) Headlight switch light Headlights Hid lamp High beam ind Hot at all times Ignition switch Instrument cluster Interior lights system Lamp control module (on 13-fold relay panel) Left foglight Left front headlight/ park light/ turn signal light assembly Left rear foglight Light switch Light switch/ foglight switch Off Park Rear Rear foglight ind Right foglight Right front headlight/ park light/ turn signal light assembly Run Start T32 Turn signal/ headlight dimmer/ flasher switch W/ high intensity gas discharge lamp W/o hid
HORN Horn Wiring Diagram for Audi A6 1999 List of elements for Horn Wiring Diagram for Audi A6 1999: 23 240a Acc Computer data lines system Dual horn relay Fuse 40 25a Fuse panel (left side of dash) G900 (lower left "a" pillar) G901 (lower right "a" pillar) High tone horn Horn button Hot at all times Ignition switch Light switch Load reduction relay Low tone horn Micro central electric panel (behind left side of dash) Nca Off S1/30ah S1/71 S1/75 S2/87h Start
INSTRUMENT CLUSTER Auto Check System Wiring Diagram for Audi A6 1999 List of elements for Auto Check System Wiring Diagram for Audi A6 1999: 21 (left side of dash) 13a A/c control head A12 Auto check system Brake- light switch Computer function select switch Computer reset button Engine control module (in electronic box, left side of air plenum) Fuse 13 10a Fuse 5 10a Fuse panel G900 (lower left "a" pillar) Hot at all times Hot in start or run Light control module (on 13-fold relay panel) Outside air temperature sensor (in front of a/c condenser) Radio Red Transmission control module (under right front seat and carpet) Washer fluid level warning switch
INTERIOR LIGHTS Interior Lights Wiring Diagram (1 of 3) for Audi A6 1999 List of elements for Interior Lights Wiring Diagram (1 of 3) for Audi A6 1999: 33 A/c control head A/t console light Anti-slip control switch Center instrument panel vent illumination Cigarette lighter Combination processor Emergency flasher switch Exterior lights Fuse 3 5a Fuse panel (left side of dash) G900 (lower left "a" pillar) Head Heated driver's seat adjuster Heated passenger's seat adjuster Hot at all times Instrument cluster Instrument panel light dimmer switch Left instrument panel vent illumination Left rear heated seat regulating switch Light switch Memory operating unit light Mirror adjustment switch Off Park Radio Rear cigarette lighter Rear seat outlet center light Right front map/reading light and left front reading light Right instrument panel vent illumination Right rear heated seat regulating switch T32 T3p T4e Interior Lights Wiring Diagram (2 of 3) for Audi A6 1999 List of elements for Interior Lights Wiring Diagram (2 of 3) for Audi A6 1999: 16 Driver's side lock switch Front interior light G900 (lower left "a" pillar) Glove compartment light Left make- up mirror light switch Left rear window switch Luggage compartment light (wagon) Make-up mirror light Power window switch (console) Rear courtesy lamp Rear reading/courtesy light Right front window switch Right make- up mirror light switch Right rear window switch T6m T6n Interior Lights Wiring Diagram (3 of 3) for Audi A6 1999 List of elements for Interior Lights Wiring Diagram (3 of 3) for Audi A6 1999: 35 (lower left "a" pillar) g900 1/1 1/2 1/4 1/5 1/6 2/15 5/1 5/10 5/12 5/14 Central locking system control module (below driver's seat & carpet) Diver's side door warning light Driver's side door contact switch Driver's side door opener illumination G900 (lower left "a" pillar) Left footwell light Left front entry light Left rear ashtray light Left rear door contact switch Left rear door opener illumination Left rear door warning light Left rear entry light Left rear footwell light Passenger's door opener illumination Passenger's door warning light Passenger's side door contact switch Right foot- well light Right front entry light Right rear ashtray light Right rear door contact switch Right rear door opener illumination Right rear door warning light Right rear entry light Right rear footwell light
MEMORY SYSTEMS Memory Mirrors Wiring Diagram for Audi A6 1999 List of elements for Memory Mirrors Wiring Diagram for Audi A6 1999: 20 B10 Back-up lights De- fog Driver side mirror Fold- away Fuse 15 15a Fuse 5 Fuse 9 10a Fuse panel G900 (lower left "a" pillar) Hot at all times Hot in run or start Interior lights Memory mirror control module Memory seat control module Mirror adjustment switch Mirror fold-away control module Passenger side mirror Position T32b Memory Seat Wiring Diagram for Audi A6 1999 List of elements for Memory Seat Wiring Diagram for Audi A6 1999: 29 14a 8-fold relay panel (below left side of dash) Back- rest Central locking control module Circuit breaker 44 30a Data link connector Driver's seat backrest adjusting motor Driver's seat fore/ aft adjusting motor Driver's seat front height adjusting motor Driver's seat rear height adjusting motor Driver's seat switch For/ aft Front height Fuse 14 10a Fuse panel (left side of dash) G900 (lower left "a" pillar) Head- rest Hot at all times Instrument cluster Memory mirror control module Memory program switch Memory seat control module Not used Rear height Red T10ar T12e T32b T4aa
POWER ANTENNA Power Antenna Wiring Diagram for Audi A6 1999 List of elements for Power Antenna Wiring Diagram for Audi A6 1999: 14 237a Antenna lead Fuse 37 20a Fuse 5 10a Fuse panel (left side of dash) G900 (lower left "a" pillar) Hot at all times Hot in run and start Nca Power antenna Radio Red Solid state T8f
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 3) for Audi A6 1999 List of elements for Power Distribution Wiring Diagram (1 of 3) for Audi A6 1999: 60 (behind left side of dash) micro central electric panel (not used) 18a 19a 20a 21a 223a 22a 233a 236a 50b 86s A/c control head Acc Battery Central locking control module Cigarette lighter Dual horn relay Fog light relay Fog light switch Fuse 10a Fuse 15a Fuse 5a Fuse panel G900 (lower left "a" pillar) Glove compartment light Headlight dimmer/ flasher switch Headlight high beam indicator light Horn button Ignition switch Instrument cluster Instrument cluster, central locking control module Instrument cluster, generator Interior lights system Key-in ignition switch Lamp control module Left high beam headlight Left parking light License plate Light light switch switch Load reduction relay Low tone horn, high tone horn Off Rear cigarette lighter Red Right high beam headlight Right parking light Run S1/ S1/ 30ah S2/ 87h Start Starter Starting interlock relay (on 13-fold relay panel) To fuse 12 (diagram 2 of 3) To fuse 142 (diagram 3 of 3) To fuse 240 (diagram 2 of 3) To fuse 5 (diagram 2 of 3) Voltage regulator/ generator Wiper/washer intermittent relay Power Distribution Wiring Diagram (2 of 3) for Audi A6 1999 List of elements for Power Distribution Wiring Diagram (2 of 3) for Audi A6 1999: 71 (behind left side of dash) micro central electric panel 10a 12a 13a 14a 15a 224a 225a 226a 227a 228a 229a 230a 231a 232a 234a 237a 238a 239a 240a 244a 75x 87f/ dti A/c control head, rear window defogger switch Airbag control module Analog clock, solar cell separation relay, memory mirror control module, selector level light relay Anti-slip control switch, abs control module, brake light switch Brake light switch Central locking conrol module Central locking control module Central locking control module, right door warning light, left door warning light, passenger compartment monitoring switch, trunk lid release switch Distributor ignition capacitor, engine control module, power output stage Driver side heated outside mirror Emergency flasher relay Emergency flasher switch Engine control module Fresh air blower, a/c pressure switch, a/c control head, solar cell separation relay, a/c clutch relay From dual horn relay (diagram 1 of 2) From ignition switch (diagram 1 of 3) Fuel injectors Fuel pump Fuel pump relay Fuse 10a Fuse 15a Fuse 20a Fuse 25a Fuse 30a Fuse 5a Fuse panel (left side of dash) Heated seat adjusters Instrument cluster Lambda-probe 1 heater, lambda-probe 2 heater, intake manifold change-over valve, leak detect pump, camshaft adjust valve 1, camshaft adjust valve 2, evap emission canister purge regulator valve, oxygen sensor heaters, secondary air injection solenoid valve, secondary air injection pump relay Left headlight beam adjusting motor, right headlight beam adjusting motor, beam adjusting control unit Left washer nozzle heater, right washer nozzle heater Memory program switch Multifunction transmissiom range switch, mass air flow sensor, engine control module, shift lock solenoid, tiptronic switch, day/night interior mirror Nca Not used Passenger side heated outside mirror Power antenna, radio, right rear woofer amplifier Power sunroof control module Rear window wiper motor, heated steering wheel Red S2/87f S3/ S3/ 87a S3/s Telephone transceiver Transmission control module Transmission range selector lever display, outside air temperature display, outside air temperature sensor a/c control head, lamp control module, heated driver's seat adjuster, heated passenger's seat adjuster, mirror fold-away function control module, mirror adjustment switch, rear window shade switch, telephone transceiver, radio Wiper/washer intermittent relay, wiper/washer switch, wiper/washer intermittent regulator Power Distribution Wiring Diagram (3 of 3) for Audi A6 1999 List of elements for Power Distribution Wiring Diagram (3 of 3) for Audi A6 1999: 17 (behind left side of dash) micro central electric panel 8-fold relay panel (behind left side of dash) C.b. 30a Coolant fan control module Driver's seat lumbar support adjust switch, memory seat control module, driver's seat fore/aft height adjust switch From ignition switch (diagram 1 of 3) Fuse 10a Fuse 40a Fuse 5a Left front power window control module memory seat Left rear power window control module memory seat Micro- central electric panel (behind left side of dash) Passenger's seat lumbar support adjust switch, memory seat control module, pass. seat fore/aft height adjust switch Rear window shade control module Red Right front power window control module memory seat Right rear power window control module memory seat
POWER DOOR LOCKS Power Door Locks Wiring Diagram (1 of 2) for Audi A6 1999 List of elements for Power Door Locks Wiring Diagram (1 of 2) for Audi A6 1999: 34 10a 14a 238a 86s Alarm horn Antenna Central locking control module (below driver's seat & carpet) Driver's door lock assembly Driver's side interior lock switch Exterior lights system Fuel door unlock motor Fuse 10a Fuse 20a Fuse 5a Fuse panel G901 (lower right "a" pillar) Hood alarm switch Hot at all times Hot in start and run Ignition switch Instrument cluster system Interior lights system Key switch Level control system control module Memory systems Multifunction transmission range switch Nca Power windows system Radio Red Shield Starting system T1e Trunk, tailgates, fuel door system Power Door Locks Wiring Diagram (2 of 2) for Audi A6 1999 List of elements for Power Door Locks Wiring Diagram (2 of 2) for Audi A6 1999: 28 226a A/c system Defogger system Fuse 30a Fuse panel (left side of dash) G900 (lower left "a" pillar) G901 (lower right "a"pillar) Hot in run Interior lights system Left rear door lock assembly Left rear glass sensor Left ultra- sound sensor Nca Passenger's compartment monitoring switch Passenger's door lock assembly Rear window defogger switch Right rear door lock assembly Right rear glass sensor Right ultra- sound sensor Sedan T2v T2w T3o Trunk lock assembly Trunk, tailgates, fuel doors system Ultra-sound sensor control module (mounted below left "c" pillar) W/ solar cells Wagon
POWER SEATS Heated Seats Wiring Diagram for Audi A6 1999 List of elements for Heated Seats Wiring Diagram for Audi A6 1999: 40 227a 244a 75x Driver's backrest heat element Driver's seat heat element Driver's seat temperature sensor Driver's side facial element (backrest) Driver's side facial element (seatback) Fuse 27 15a Fuse 44 30a Fuse 5 5a Fuse panel (left side of dash) G202 (behind left side of dash) Heated driver's seat adjuster Heated passenger's seat adjuster Heated steering wheel Hot at all times Hot in run Hot in run or acc Left rear backrest heating element Left rear heated seat regulating switch Left rear heated seat switch Left rear heated seat temperature sensor Left rear seat heating element Load reduction relay Micro central electric panel (behind left side of dash) Nca Passenger's backrest heat element Passenger's seat heat element Passenger's seat temperature sensor Passenger's side facial element (backrest) Passenger's side facial element (seatback) Right rear backrest heating element Right rear heated seat regulating switch Right rear heated seat switch Right rear heated seat temperature sensor Right rear seat heating element Solid state T2bg T5d Passenger Power Seat Wiring Diagram for Audi A6 1999 List of elements for Passenger Power Seat Wiring Diagram for Audi A6 1999: 18 8-fold relay panel (behind left side of dash) Back- rest Circuit breaker 2 30a Fore/ aft Front height Front passenger's seat lumbar support curvature adjustment motor Front passenger's seat lumbar support height adjustment motor Front passenger's seat lumbar support adjustment switch G900 (lower left "a" pillar) Hot at all times Passenger seat backrest adjusting motor Passenger seat fore/aft adjusting motor Passenger seat front height adjusting motor Passenger seat rear height adjusting motor Passenger's seat switch Rear height T10as T4ab
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Audi A6 1999 List of elements for Power Top/Sunroof Wiring Diagram for Audi A6 1999: 15 "a" pillar) 30a 58s Central locking control module (below driver's seat & carpet) Fuse 20a Fuse panel (left side of dash) G900 (lower left Hot at all times Interior lights system Nca Power sun roof control module Sun roof motor Sun roof regulator T6ad T6ae
POWER WINDOWS Power Windows Wiring Diagram (1 of 2) for Audi A6 1999 List of elements for Power Windows Wiring Diagram (1 of 2) for Audi A6 1999: 19 8-fold relay panel (behind left side of dash) All times Center console Central locking control module (below driver's seat and carpet) Front power window circuit breaker 37 30a G900 (lower left "a" pillar) Hot at Hot in start or run Left front power window control module Left front window switch Left rear window switch Micro central electric panel (behind left side of dash) Power sunroof control module Right front power window control module Right front door window switch Right front window switch Right rear window switch Window lockout switch Window motor Power Windows Wiring Diagram (2 of 2) for Audi A6 1999 List of elements for Power Windows Wiring Diagram (2 of 2) for Audi A6 1999: 11 8-fold relay panel (behind left side of dash) All times G900 (lower left "a" pillar) Hot at Instrument cluster Left rear door window switch Left rear power window control module Rear power window circuit breaker 43 30a Right rear door window switch Right rear power window control module Window motor
RADIO AM/FM Stereo Wiring Diagram, Base Radio without CD Changer for Audi A6 1999 List of elements for AM/FM Stereo Wiring Diagram, Base Radio without CD Changer for Audi A6 1999: 37 10a 1995 vftc c 20a Anti-theft system Auto check system Combination processor Defogger system Diagnostic connector Fuse 37 Fuse 5 Fuse panel (behind left side of dash) G900 (lower left "a" pillar") G900 (lower left "a" pillar) Hot at all times Hot in run or accy Instrument cluster Left front midrange speaker Left front woofer Left rear woofer & midrange speakers Nca Power antenna system Radio Red Right front midrange speaker Right front woofer Right rear woofer & midrange speakers Right rear woofer/ amplifier T10z T1e T6w T6x T8e T8f Telephone transceiver (w/ telephone) Telephone/radio antenna amplifier W/ power antenna W/o power antenna AM/FM Stereo Wiring Diagram, Bose, Bose without CD Changer for Audi A6 1999 List of elements for AM/FM Stereo Wiring Diagram, Bose, Bose without CD Changer for Audi A6 1999: 37 1995 vftc c Antenna Antenna amplifier Anti-theft system Auto check system Combination processor Defogger system Diagnostic connector Fuse panel (left side of dash) G900 (lower left "a" pillar) G900 lower left "a" pillar") Hot at all times Hot in run or accy Instrument cluster Left front woofer & midrange speakers Left rear woofer & midrange speakers Nca Power antenna system Radio Red Right front woofer & midrange speakers Right rear woofer & midrange speakers Right rear woofer/ amplifier Sedan Solid state T10z T1e T6w T6x T8e T8f Telephone speaker (w/ telephone) Telephone transceiver (w/ telephone) Telephone/radio antenna amplifier W/ power antenna W/o power antenna Wagon with CD Changer Wiring Diagram, Base Radio with CD Changer for Audi A6 1999 List of elements for with CD Changer Wiring Diagram, Base Radio with CD Changer for Audi A6 1999: 39 10a 20a Anti-theft system Auto check system Cd changer unit Combination processor Defogger system Diagnostic connector Fuse 37 Fuse 5 Fuse panel (behind left side of dash) G900 (lower left "a" pillar") G900 (lower left "a" pillar) Hot at all times Hot in run or accy Instrument cluster Left front midrange speaker Left front woofer Left rear woofer & midrange speakers Nca Pnk Power antenna system Radio Red Right front midrange speaker Right front woofer Right rear woofer & midrange speakers Right rear woofer/ amplifier T10z T1e T6w T6x T8e T8f T8g Telephone transciever (w/ telephone) Telephone/radio antenna amplifier W/ power antenna W/o power antenna with CD Changer Wiring Diagram, Bose, Bose with CD Changer for Audi A6 1999 List of elements for with CD Changer Wiring Diagram, Bose, Bose with CD Changer for Audi A6 1999: 39 Antenna Antenna amplifier Anti-theft system Auto check system Cd changer unit Combination processor Defogger system Diagnostic connector Fuse panel (left side of dash) G900 (lower left "a" pillar) G900 lower left "a" pillar") Hot at all times Hot in run or accy Instrument cluster Left front woofer & midrange speakers Left rear woofer & midrange speakers Nca Pnk Power antenna system Radio Red Right front woofer & midrange speakers Right rear woofer & midrange speakers Right rear woofer/ amplifier Sedan Solid state T10z T1e T6w T6x T8e T8f T8g Telephone speaker (w/ telephone) Telephone transceiver (w/ telephone) Telephone/radio antenna amplifier W/ power antenna W/o power antenna Wagon
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Audi A6 1999 List of elements for Shift Interlock Wiring Diagram for Audi A6 1999: 13 13a 231a Brake- light switch Exterior lights system Fuse 13 10a Fuse 31 15a Fuse panel (left side of dash) Hot at all times Hot in run or start Multi- function transmission range switch Shift lock solenoid (under center console) Tiptronic switch Trans- mission control module (under right front seat & carpet)
STARTING/CHARGING Charging Wiring Diagram for Audi A6 1999 List of elements for Charging Wiring Diagram for Audi A6 1999: 13 (battery to body ground strap) (engine to body ground strap) Acc Battery Gen ind. Generator Hot at all times Ignition switch Instrument cluster Off Start T32 T32a Starting Wiring Diagram for Audi A6 1999 List of elements for Starting Wiring Diagram for Audi A6 1999: 17 (battery to body ground strap) (behind left side of dash) micro central electric panel (engine to body ground strap) 13-fold relay panel (behind left side of dash) 15a 50b Acc Battery Central locking system control module (below driver's seat and carpet) Ignition switch Level control system control module Off Red Start Starter Starting interlock relay T20a
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram for Audi A6 1999 List of elements for Supplemental Restraints Wiring Diagram for Audi A6 1999: 34 (in rear of center console) data link connector (w/ rear side airbag) left rear (side) airbag igniter Acc Airbag control module (in center console) Airbag malfunction indicator lamp Airbag spiral spring Center rear seat belt tensioner igniter Central locking control module Combination processor Driver's (side) airbag crash sensor Driver's (side) airbag igniter Driver's airbag igniter Driver's seat belt tensioner igniter Emergency flasher switch G900 (lower left "a" pillar) Hot at all times Ignition switch Instrument cluster Interference filter Left rear seat belt tensioner igniter Lock Nca Nca nca Passenger's (side) airbag crash sensor Passenger's (side) airbag igniter Passenger's airbag igniter 1 Passenger's seat belt tensioner igniter Red Right rear (side) airbag igniter (w/ rear side airbag) Right rear seat belt tensioner igniter Run Start T16 T32
TRANSMISSION A/T Wiring Diagram for Audi A6 1999 List of elements for A/T Wiring Diagram for Audi A6 1999: 45 (below left side of dash) data link connector (dlc) (lower left "a" pillar) (not used) 01l trans jc 11-12 13- fold relay panel (behind left side of dash) 231a 38-39 48-50 50a 50z 56-84 Anti-lock brakes Anti-lock brakes system Brakelight switch (on brake pedal support bracket) Central locking control module (below driver's seat) Cruise control system Engine control module (ecm) (in electronic box, left side of fresh air plenum) Exterior lights system Fuse 10a Fuse 15a Fuse panel (left side of dash) G104 (left side of eng compt) G900 G900 (lower left "a" pillar) Hot at all times Hot in on or start Ignition switch terminal 50 (hot in start) Instrument cluster Instrument cluster system Kickdown switch (on firewall, part of throttle cable) Multifunction transmission range switch (left side of transmission) Pressure control valves Red Shift lock solenoid Solenoid valves Starter terminal 50 Starting interlock relay System Tiptronic switch Transmission control module (tcm) (under right front seat) Transmission fluid temperature sensor Transmission speed sensor Transmission vehicle speed sensor Valve body
TRUNK, TAILGATE, FUEL DOOR Trunk Release Wiring Diagram for Audi A6 1999 List of elements for Trunk Release Wiring Diagram for Audi A6 1999: 8 Central locking control module (below driver's seat and carpet) Fuse 10a Fuse panel (left side of dash) G900 (lower left "a" pillar) Hot at all times Trunk lid central locking system motor Trunk release switch Ultra-sound sensor control module (below left "c" pillar)
WARNING SYSTEMS
WIPER/WASHER Wiper/Washer Wiring Diagram for Audi A6 1999 List of elements for Wiper/Washer Wiring Diagram for Audi A6 1999: 23 (not used) 24a Air quality sensor Auto check system Brake fluid level sensor Fuse 1 5a Fuse 24 25a Fuse panel (left side of dash) G900 (lower left "a" pillar) Hot in run Hot with load reduction relay energized Left washer nozzle heater Load reduction relay Micro central electric panel (behind left side of dash) Nca Right washer nozzle heater Transmission range selector Washer fluid level switch Washer pump Windshield wiper intermittent regulator Windshield wiper motor Wiper/ washer switch Wiper/washer intermittent relay (on micro central electric panel)
