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1992 Audi 100 Quattro CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Audi REPAIR SHOPS DON'T WANT YOU TO KNOW
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- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 1992 Audi 100 Quattro AUTOMOBILES
Imported Cars & Light Trucks & Vans -> 1991-92 -> Discharging System
Vehicle: 1992 Audi 100 Quattro CS 2.8 V6 GAS
The use of refrigerant recovery and recycling stations allows the recovery and reuse of refrigerant after contaminants and moisture have been removed.
When using a recovery or recycling station, follow the manufacturer's operating instructions, noting the following:
- Use extreme caution and observe all safety and service precautions related to use of refrigerants.
- Connect refrigerant recycling station hose(s) to vehicle A/C service port(s) and recovery station inlet fitting. Hoses used should have shutoff devices or check valve within 12 inches of hose e...
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BRAKE SERVICE PROCEDURES FOR 1992 Audi 100 Quattro AUTOMOBILES
AUDI, ANTI-LOCK BRAKES -> COMPONENT REPLACEMENT -> 1990-91 100/200 -> 1992 100 -> ACCELERATION SWITCH -> COMBINATION RELAY -> Coupe Quattro & 80/90 -> ELECTRONIC CONTROL UNIT -> FRONT WHEEL SPEED SENSORS -> INSTRUMENT CLUSTER RELAY -> REAR WHEEL SPEED SENSORS -> V8 Quattro -> V8 Quattro & 100/200
Vehicle: 1992 Audi 100 Quattro CS 2.8 V6 GAS
ELECTRONIC CONTROL UNIT
The electronic control unit is located beneath the lefthand side of the rear seat.
- Turn ignition switch to the Off position.
- Remove rear seat.
- Remove spring retaining electrical connector, then disconnect electrical connector.
- Remove screws securing control unit.
- Reverse procedure to install.
COMBINATION RELAY
Coupe Quattro & 80/90
Relay is located under instrument panel in auxiliary relay panel, position 1. Ensure ignition switch is in Off position prior to removal or installation.
1990-91 100/200
Relay is located at lefthand kick panel in auxiliary relay pan...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1992 Audi 100 Quattro AUTOMOBILES
Audi -> Fuel Filter Replacement -> Gasoline Engines -> Removal & Installation
Vehicle: 1992 Audi 100 Quattro CS 2.8 V6 GAS
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Obtain the vehicle owner's radio theft protection code, then disconnect the battery ground cable. Briefly open fuel filler cap to relieve system pressure, then close it again.
After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while it relearns its adaptive strategy.
Removal & Installation
On A4 and S4 mod...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 1992 Audi 100 Quattro AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1992 Audi 100 Quattro CS 2.8 V6 GAS
- Remove wheel cover and remove nut securing axle shaft in hub.
- Raise and support vehicle, then remove wheels. Remove shield in right side driveshaft.
- Remove driveshaft flange to transmission securing screws, then pull speed sensor slightly out of housing.
- On automatic transmission models, remove stabilizer bar clamps and disconnect ball joint from hub.
- On all models, press axle shaft from hub using a suitable hub puller.
- Raise transmission en...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1992 Audi 100 Quattro AUTOMOBILES
Starter, Replace
Vehicle: 1992 Audi 100 Quattro CS 2.8 V6 GAS
- Disconnect battery ground cable.
- Remove screws securing wiring harness connectors from battery to the starter and ignition switch to the starter ...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1992 Audi 100 Quattro AUTOMOBILES
Audi -> Air Bag Warning Lamp ->
Vehicle: 1992 Audi 100 Quattro CS 2.8 V6 GAS
If the Air Bag warning lamp lights and stays on, diagnosis and ...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1992 Audi 100 Quattro AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1992 Audi 100 Quattro CS 2.8 V6 GAS
Inlet
- Drain coolant into a suitable container.
- Reposition hose clamp at heater core and remove hose.
- Reposition hose clamp at union and remove hose.
- Remove hose from vehicle.
- Reverse procedure to in...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1992 Audi 100 Quattro AUTOMOBILES
Serpentine Drive Belt, Replace -> Version A -> Version B
Vehicle: 1992 Audi 100 Quattro CS 2.8 V6 GAS
Mark direction of belt travel before removing, using a crayon or marker. Reinstalling a used belt in opposite direction could damage belt.
Version A
- Remove drive belt guard.
- Loosen drive belt tensioner using 15mm wrench and drift 3204 or equivalent,...
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COMPONENT LOCATION DIAGRAMS FOR 1992 Audi 100 Quattro AUTOMOBILES
Component location diagrams for most 1992 Audi 100 Quattro cars and light trucks sold in the U.S. from 1990+.
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WIRING DIAGRAMS FOR 1992 Audi 100 Quattro AUTOMOBILES
OEM drawn wiring diagrams for most 1992 Audi 100 Quattro cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1992 Audi 100 Quattro AUTOMOBILES
OEM TSB listings for most 1992 Audi 100 Quattro cars and light trucks sold in the U.S. from 1985+.
Document: AIRBAG / PYROTECHNIC SAFETY BELT DEPLOYMENT INQUIRIES - REVISED Vehicle: 1992 Audi 100 Quattro CS 2.8 V6 GAS Auto Systems: |
Document: LATCH SYSTEM, INSTALLING/RETROFITTING - REVISED Vehicle: 1992 Audi 100 Quattro CS 2.8 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1992 Audi 100 Quattro AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1992 Audi 100 Quattro cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 1992 Audi 100 Quattro cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 1992 Audi 100 Quattro cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 1992 Audi 100 Quattro cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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