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1994 Audi 100 Quattro CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Audi REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Technical Service Bulletins
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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 1994 Audi 100 Quattro AUTOMOBILES
Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 1994 Audi 100 Quattro CS 2.8 V6 GAS
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BRAKE SERVICE PROCEDURES FOR 1994 Audi 100 Quattro AUTOMOBILES
Disc Brakes -> Single Piston Rear Disc Brakes -> Caliper Service -> Overhaul
Vehicle: 1994 Audi 100 Quattro CS 2.8 V6 GAS
Overhaul
Refer to Fig. when servicing front disc brake calipers, noting the following:
- On A4, A6, Cabriolet, S4, S6, 90 and 100 models, remove piston from caliper housing using replacement tool No. 3272, or equivalent, Fig. .
- On V8 Quattro models, remove piston from caliper housing using replacement tool No. 3272, or equivalent.
- Remove caliper piston seal using a suitable screwdriver, Fig. .
- Install piston as follows:
- Install protective cap with sealing lip onto piston, Fig. .
- Using a suitable screwdriver insert inner sealing lip of protective c...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1994 Audi 100 Quattro AUTOMOBILES
Audi -> Fuel Filter Replacement -> Gasoline Engines -> Removal & Installation
Vehicle: 1994 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 1994 Audi 100 Quattro AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 1994 Audi 100 Quattro CS 2.8 V6 GAS
Driveshaft work must be performed with vehicle on a suitable dual support hoist.
- Remove catalytic converter, then tie exhaust pipe to left side of vehicle with wire.
- Remove support, if required, then loosen propeller shaft bolts at transmission, differential and center support.
- Ensure white dot on rear propeller shaft flange aligned with a black dot on differential flange. If not, scribe mark on propeller shaft and differential flanges prior to disassembly.
- Install a suitable alignment tool on driveshaft and tighten plastic nuts.
- Remove propeller shaft bolts at transmission and d...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1994 Audi 100 Quattro AUTOMOBILES
Starter, Replace
Vehicle: 1994 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 1994 Audi 100 Quattro AUTOMOBILES
Audi -> Auto-Check Indicator System ->
Vehicle: 1994 Audi 100 Quattro CS 2.8 V6 GAS
The auto-check system will monitor certain vehicle systems when the ignition switch is placed in the On position and vehicle is operated. When all monitored systems are functioning properly, the system display will indicate "OK" for a few seconds after the ignition switch is placed in the On position.
This system monitors brake fluid level and hydraulic pressure, engine oil pressure, coolant temperature and level, brake pad wear, headlamps and tail lamps, battery voltage, washer fluid level and fuel level.
When the auto-check yellow or r...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1994 Audi 100 Quattro AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1994 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 large coolant pipe and remove hose.
- Remove hose from vehicle.
- Reverse procedure t...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1994 Audi 100 Quattro AUTOMOBILES
Serpentine Drive Belt, Replace -> Version A -> Version B
Vehicle: 1994 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 1994 Audi 100 Quattro AUTOMOBILES
Component location diagrams for most 1994 Audi 100 Quattro cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 1994 Audi 100 Quattro AUTOMOBILES
OEM drawn wiring diagrams for most 1994 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 1994 Audi 100 Quattro AUTOMOBILES
OEM TSB listings for most 1994 Audi 100 Quattro cars and light trucks sold in the U.S. from 1985+.
Document: AIRBAG / PYROTECHNIC SAFETY BELT DEPLOYMENT INQUIRIES - REVISED Vehicle: 1994 Audi 100 Quattro CS 2.8 V6 GAS Auto Systems: |
Document: LATCH SYSTEM, INSTALLING/RETROFITTING - REVISED Vehicle: 1994 Audi 100 Quattro CS 2.8 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1994 Audi 100 Quattro AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1994 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 1994 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 1994 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 1994 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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