Diagram sections — 12 (25 total)
AIR CONDITIONING COOLING FAN DEFOGGERS HORN POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER WINDOWS RADIO STARTING/CHARGING TRANSMISSION WIPER/WASHER
AIR CONDITIONING Auto. A/C-Heater System Wiring Diagram (With A/T Wiring Diagram 1 Of 2) for Audi 90 CS 1993 List of elements for Auto. A/C-Heater System Wiring Diagram (With A/T Wiring Diagram 1 Of 2) for Audi 90 CS 1993: 27 (left side of i/p) A/c control head Air flow flap motor Auxiliary relay panel 2 B10 Battery (30) C10 C11 Central flap motor potentiometer Data link connector Engine control module Footwell/defrost flap motor potentiometer Fuse 15a Fuse 25a Fuse 30a Fuse 5a Fuse 60a Fuse/ relay panel G202 G202 (left side of i/p) Hot at all times Hot w/ lights on Hot w/ load reduction relay energized (x) Ignition (15) Interior temperature sensor fan Temp regulator flap motor potentiometer Transmission control module Auto. A/C-Heater System Wiring Diagram (With A/T Wiring Diagram 2 Of 2) for Audi 90 CS 1993 List of elements for Auto. A/C-Heater System Wiring Diagram (With A/T Wiring Diagram 2 Of 2) for Audi 90 CS 1993: 29 (in battery box) (left side of i/p) (left side of i/p) g202 (near compressor) A/c compressor clutch A/c compressor clutch relay A/c compressor speed sensor A/c refrigerant high pressure switch A/c refrigerant low pressure switch Ambient temperature sensor Blower motor Coolant fan control relay (in fuse/relay panel) Coolant fan control thermo switch Coolant fan resistors Coolant fans Digital outside air temperature display Electronic thermo switch Fresh air blower control module Fresh air duct temperature sensor Fresh air recirculating flap valve G202 G202 (left side of i/p) Instrument cluster Interior temperature sensor (headliner) Interior temperature sensor (instrument cluster) Low coolant switch Protection diode Second speed coolant fan control relay Third speed coolant fan control relay Auto. A/C-Heater System Wiring Diagram (With M/T Wiring Diagram 1 Of 2) for Audi 90 CS 1993 List of elements for Auto. A/C-Heater System Wiring Diagram (With M/T Wiring Diagram 1 Of 2) for Audi 90 CS 1993: 27 (left side of i/p) A/c control head Air flow flap motor Auxiliary relay panel 2 B10 Battery (30) C10 C11 Central flap motor potentiometer Data link connector Engine control module Footwell/defrost flap motor potentiometer Fuse 15a Fuse 25a Fuse 30a Fuse 5a Fuse 60a Fuse/ relay panel G202 G202 (left side of i/p) Hot at all times Hot w/ lights on Hot w/ load reduction relay energized (x) Ignition (15) Interior temperature sensor fan Temp regulator flap motor potentiometer Transmission control module Auto. A/C-Heater System Wiring Diagram (With M/T Wiring Diagram 2 Of 2) for Audi 90 CS 1993 List of elements for Auto. A/C-Heater System Wiring Diagram (With M/T Wiring Diagram 2 Of 2) for Audi 90 CS 1993: 28 (in battery box) (left side of i/p) (left side of i/p) g202 (near compressor) A/c compressor clutch A/c compressor clutch relay A/c compressor speed sensor A/c refrigerant high pressure switch A/c refrigerant low pressure switch Ambient temperature sensor Blower motor Coolant fan control relay (in fuse/relay panel) Coolant fan control thermo switch Coolant fan resistors Coolant fans Digital outside air temperature display Electronic thermo switch Fresh air blower control module Fresh air duct temperature sensor Fresh air recirculating flap valve G202 G202 (left side of i/p) Instrument cluster Interior temperature sensor (headliner) Interior temperature sensor (instrument cluster) Low coolant switch Protection diode Second speed coolant fan control relay Manual A/C Wiring Diagram for Audi 90 CS 1993 List of elements for Manual A/C Wiring Diagram for Audi 90 CS 1993: 46 (behind left side of i/p) (left side i/p) (left side of i/p) (near compressor) A/c compressor clutch A/c compressor clutch control module A/c compressor speed sensor A/c flap solenoid A/c refrig- erant low pressure switch A/c refrigerant A/c refrigerant high pressure switch' A/c switch Auxiliary relay panel Blower motor Blower resistors Blower switch C10 C11 Coolant fan control relay (in fuse/ relay panel) Coolant fan resistors Coolant fan thermo switch Coolant fans Data link connector Diode Electronic thermo switch Engine control module Engine control module pin b10 (engine rpm) Fuse 15a Fuse 30a Fuse 60a Fuse/ relay panel G202 G202 (behind left side of i/p) Heater fan relay (in fuse/ relay panel) Hot at all times Hot with load reduction relay energized (x) Ignition (15) Instru- ment cluster Interior lights system Low coolant switch Off Outside temp switch Pressure safety switch Protection diode Third speed coolant fan ctrl relay Trans- mission control module
COOLING FAN Cooling Fan Wiring Diagram, A/T with Automatic A/C Late Production for Audi 90 CS 1993 List of elements for Cooling Fan Wiring Diagram, A/T with Automatic A/C Late Production for Audi 90 CS 1993: 22 (behind left side of dash) (in battery box) (left side plenum tray) A/c control head A/c refrigerant high pressure switch Auxiliary Coolant fan fuse 42 60a Coolant fan control relay Coolant fan control series resistance Coolant fan control thermo- switch Coolant fans D16 Fuse 15 25a Fuse/ relay panel Fuse/ relay panel (left side plenum tray) G111 G202 Hot at all times Hot in run or accy Relay panel Second speed coolant fan control relay Third speed coolant fan control relay Cooling Fan Wiring Diagram, Auto A/C Early Production for Audi 90 CS 1993 List of elements for Cooling Fan Wiring Diagram, Auto A/C Early Production for Audi 90 CS 1993: 25 (behind left side of dash) (in battery box) (left side plenum tray) 85m 86m A/c control head A/c refrigerant high pressure switch A30m A87m Auxiliary Coolant fan Coolant fan control relay Coolant fan control series resistance Coolant fan control thermo- switch D16 Fuse 25a Fuse 60a Fuse/ relay panel Fuse/ relay panel (left side plenum tray) G111 G202 Hot at all times Hot in run Relay panel Second speed coolant fan control relay Cooling Fan Wiring Diagram, M/T with Auto A/C Late Production for Audi 90 CS 1993 List of elements for Cooling Fan Wiring Diagram, M/T with Auto A/C Late Production for Audi 90 CS 1993: 21 (behind left side of dash) (left side plenum tray) A/c control head A/c refrigerant high pressure switch Auxiliary Coolant fan fuse 42 60a Coolant fan control relay Coolant fan control thermo- switch Coolant fans D16 E1 coolant fan control series resistance Fuse 15 25a Fuse/ relay panel Fuse/ relay panel (left side plenum tray) G111 (in battery box) G202 Hot at all times Hot in run Or accy Relay panel Second speed coolant fan control relay Cooling Fan Wiring Diagram, M/T with Manual A/C Late Production for Audi 90 CS 1993 List of elements for Cooling Fan Wiring Diagram, M/T with Manual A/C Late Production for Audi 90 CS 1993: 24 (behind left side of dash) (left side plenum tray) A/c A/c diode A/c refrigerant high pressure switch Auxiliary C11 Coolant fan Coolant fan fuse 42 60a Coolant fan control relay Coolant fan control series resistance Coolant fan control thermo- switch Engine control module Fresh air blower switch Fuse 15 25a Fuse/ relay panel Fuse/ relay panel (left side plenum tray) G202 Heater fan relay Hot at all times Hot in run or accy Relay panel Switch Third speed coolant fan control relay Cooling Fan Wiring Diagram, Manual A/C Early Production for Audi 90 CS 1993 List of elements for Cooling Fan Wiring Diagram, Manual A/C Early Production for Audi 90 CS 1993: 36 (behind left side of dash) (behind left side of i/p) (left side plenum tray) 85k 85m 87k 87m A/c A/c diode (m/t) A/c refrigerant high pressure switch A30k A30m A86k A86m Auxiliary C11 Coolant fan Coolant fan control relay Coolant fan control series resistance Coolant fan control thermo- switch D75a Engine control module Fresh air blower switch Fuse 25a Fuse 60a Fuse/ relay panel Fuse/ relay panel (left side plenum tray) G111 (in battery box) G202 Heater fan relay Hot at all times Hot in run Or accy Relay panel Switch Third speed coolant fan control relay
DEFOGGERS Defoggers Wiring Diagram, Early Production for Audi 90 CS 1993 List of elements for Defoggers Wiring Diagram, Early Production for Audi 90 CS 1993: 15 Antenna booster Fuse 30a Fuse/relay panel (left rear engine compt) G202 (behind left side of dash) Hot in run Illum Interior lights system J75ah Left mirror heat element On ind Rear window defogger switch Rear window heat element Right mirror heat element W/ antenna amplifier W/o antenna amplifier Defoggers Wiring Diagram, Late Production for Audi 90 CS 1993 List of elements for Defoggers Wiring Diagram, Late Production for Audi 90 CS 1993: 17 10a Antenna amplifier (below trunk latch) Fuse 30a Fuse/relay panel (left rear engine compt) G202 (behind left side of dash) Hot in run Illum Interior lights system J75ah Left mirror heat element On ind Rear defogger switch Rear window defogger switch Rear window heat element Right mirror heat element W/ antenna amplifier W/o antenna amplifier
HORN Horn Wiring Diagram for Audi 90 CS 1993 List of elements for Horn Wiring Diagram for Audi 90 CS 1993: 11 1995 vftc c Dual horn relay E87h Fuse 25a Fuse/ relay panel (left side of engine compt) G202 (behind left side of dash) G71 Horn button Horns Hot at all times Hot in run
POWER DOOR LOCKS Power Door Locks Wiring Diagram for Audi 90 CS 1993 List of elements for Power Door Locks Wiring Diagram for Audi 90 CS 1993: 46 (early production) (early) (late) (late 1993) (late production) 12b a 6ae b All times C15a Central locking/ alarm system/ interior light delay control module Door handle alarm switches Door lock Driver's door central locking system switch Early F30al Fuse 10a Fuse 15a Fuse/relay panel (left side of engine compt on plenum tray) G202 (behind left G202 (behind left side of dash) G404 (near left) Heated Heater Hot at Hot at all times Hot in on or start Interior lights system Left door lock heater Left front door contact switch Left heated door lock control module Left heated door lock switch Left infrared central locking system sensor Left rear door contact switch M30az Nca Passenger's door central locking system switch (late 1993 production) Red Right Right door lock Right front door contact switch Right heated door lock control module Right infrared central locking system sensor Right rear door contact switch Side of dash) Switch Taillight) Trunk lock alarm/ central locking switch
POWER MIRRORS Power Mirrors Wiring Diagram for Audi 90 CS 1993 List of elements for Power Mirrors Wiring Diagram for Audi 90 CS 1993: 13 Defogger Fuse 5a Fuse/relay panel (left rear engine compt) G202 (behind left side of dash) Hot in run Left mirror motor M75as Mirror adjustment switch Mirror position switch Mirror select switch Red Right mirror motor System
POWER SEATS Heated Seats Wiring Diagram for Audi 90 CS 1993 List of elements for Heated Seats Wiring Diagram for Audi 90 CS 1993: 17 (left side of dash) g202 All times Driver backrest heat element Driver seat heat element Driver seat heat regulating switch Driver seat heater temper- ature sensor Fuse 12 15a Fuse 3 30a Fuse/relay panel (left side plenum tray) Hot at Hot in run or start Nca Passenger backrest heat element Passenger seat heat element Passenger seat heat regulating switch Passenger seat heater temperature sensor Solid state Left Power Seat Wiring Diagram for Audi 90 CS 1993 List of elements for Left Power Seat Wiring Diagram for Audi 90 CS 1993: 13 Back- rest Circuit breaker 44 30a Driver seat backrest adjusting motor Driver seat fore/aft adjusting motor Driver seat front height adjusting motor Driver seat rear height adjusting motor Driver seat switch Fore/ aft Front height Fuse/relay panel (left side plenum tray) G202 (behind left side of dash) Hot at all times Rear height
POWER WINDOWS Power Windows Wiring Diagram for Audi 90 CS 1993 List of elements for Power Windows Wiring Diagram for Audi 90 CS 1993: 30 All times Auxiliary relay panel (behind left side of dash) Circuit breaker 20a Fuse/ relay panel (left side of engine compt on plenum tray) G202 (behind left side of dash) G31 Hot at Hot at all times Hot in run Left front door contact switch Left front window motor Left front window switch Left rear Left rear door window motor Left rear window switch (door) Load reduction relay M75s Nca Power window control module Right front door contact switch Right front door window motor Right front window switch (center console) Right front window switch (door) Right rear Right rear door window motor Right rear window switch (door) Seat belt warning control module Sunroof motor Window lockout switch Window switch (center console)
RADIO Radio Wiring Diagram for Audi 90 CS 1993 List of elements for Radio Wiring Diagram for Audi 90 CS 1993: 30 10e 1995 vftc c 2af 2ag Acc Antenna Antenna booster (left rear "d" pillar) Antenna booster (right rear "d" pillar) Anti-theft system Defogger system Fuse 15a Fuse/ relay panel (left side of engine compt) G202 (behind left side of dash) Hot at all times Ignition/ start switch Interior lights system Left front speaker Left rear tweeter Left rear woofer Lock Nca Radio Red Right front speaker Right rear tweeter Right rear woofer Run Seat belt warning relay Start Warning system (auto check system, in instrument cluster)
STARTING/CHARGING Charging Wiring Diagram for Audi 90 CS 1993 List of elements for Charging Wiring Diagram for Audi 90 CS 1993: 22 (below left rear seat) 26/13 26/16 35/15 50b Abs control module Acc Battery Engine Fuse 15a Fuse/relay panel (left side plenum tray) G111 (in battery box) Generator Generator indicator Ground strap Hot at all times Hot in on or start Ignition switch Instrument cluster Off Red Start Starting Wiring Diagram, A/T for Audi 90 CS 1993 List of elements for Starting Wiring Diagram, A/T for Audi 90 CS 1993: 26 (behind left side of dash) (left kick panel) 15a Acc Auxiliary relay panel Back-up lights Battery C/1 C/9 Central locking/ alarm system/ interior light delay control Central locking/ alarm system/ interior light delay control module E50a Engine control module (between right front of bulkhead & air duct) Function switch Fuse/relay panel (left side plenum tray) G111 (in battery box) G202 (behind left side of dash) Hot at all times Ignition switch Multi- Off Park/ neutral position relay Shift lock control module (in auxiliary relay panel, left kick panel) Start Starter Transmission control module Starting Wiring Diagram, M/T for Audi 90 CS 1993 List of elements for Starting Wiring Diagram, M/T for Audi 90 CS 1993: 19 (not used) 15a Acc Alarm system relay Battery Bridge connection (w/o alarm system) C/1 Central locking/ alarm system/ interior light delay control module E50a F50z Fuse/ relay panel (left side plenum tray) G111 (in battery box) H50w Ignition switch L30 Off Red Start Starter
TRANSMISSION A/T Wiring Diagram for Audi 90 CS 1993 List of elements for A/T Wiring Diagram for Audi 90 CS 1993: 81 (left side of i/p) * 1993 models 1995 vftc c 2p n 50a 50z 87a A/c kickdn A/c system Abs/tcs Atf temp Automatic transmission console light Automatic transmission console light switch-over relay Auxilliary relay panel (left i/p) Brake light switch (on pedal cluster) Brake lt sw C15a Central locking/ alarm system/ interior light delay control module (below right taillight) Cruise control system Data link connector (in plenum tray) E50a Engine control module (between front right of bulkhead and air duct) Exterior lights system F30al F50z Fuse 10a Fuse 15a Fuse 5a Fuse/ relay panel (left side plenum tray) G131 (on intake manifold) G202 (left side of i/p) Gear selection indicator Generator terminal d+ Ground H50w Hot at all times Hot in on or start Ign time adj Ignition switch terminal 50 (hot in start) Interior lights system K wire diag Kick-down switch (on throttle housing) Kickdn sw L30 M-f switch Multi- function switch (rear of gear box housing) Not On/start v P/n Park/ neutral position relay Pk/neut sig Program switch light relay Protection diode R n Red Red/ starter terminal Rpm sig Shift interlock system Shift lock control module Sol supp v Solenoid 1 Solenoid 2 Solenoid 3 Solenoid 4 Solenoid 5 Solenoid 6 Solenoid 7 Solenoid valves Spd ctrl mod T20 Tps signal v Tr display Tr prog sw Tr sw lamp Transmission control module (on brake pedal support) Transmission fluid temperature sensor Transmission range program switch Used Valve body Vehicle speed sensor (on gearbox housing) Vss
WIPER/WASHER Front Wiper/Washer Wiring Diagram for Audi 90 CS 1993 List of elements for Front Wiper/Washer Wiring Diagram for Audi 90 CS 1993: 27 175aw 1995 vftc c 53a 53b 53c 53e Automatic check system (intstrument cluster) B53c C31b C53c C53e Emergency flasher switch Engine compartment light Fuse 25a Fuse/ relay panel G202 (behind left dash) G31 Hot in run Nca Pump Turn signal switch Wash/wipe intermittent relay Wash/wipe intermittent switch Washer nozzle heaters Windshield washer fluid level warning switch Windshield washer m Windshield wiper motor Headlamp Washer Wiring Diagram for Audi 90 CS 1993 List of elements for Headlamp Washer Wiring Diagram for Audi 90 CS 1993: 15 1995 vftc c B53c C53c Exterior lights system Fuse 25a Fuse/relay panel G202 (behind left dash) G31 Headlight washer pump Headlight washer system relay Hot at all times Hot in run Washer/wiper intermittent relay Windshield washer pump Windshield wiper intermittent switch
