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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 PROCEDURES FOR Audi 100 Quattro AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported Audi 100 Quattro cars and light trucks from 1990+
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 1993 Audi 100 Quattro CS 2.8 V6 GAS
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BRAKE SERVICE PROCEDURES FOR Audi 100 Quattro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Audi 100 Quattro cars and light trucks from 1990+.
Anti-lock Brakes -> Diagnosis & Testing -> 1994-95 90 -> 1994-95 A6, S4, S6 & 100 -> 1996 Models -> A4 -> A6, S4, S6, 90 & 100 -> ABS Return Pump Does Not Run, Relay Good, Tester In Position 3 -> ABS Return Pump Does Not Run, Tester In Position 3 -> Accessing Diagnostic Trouble Codes (DTC) -> Clearing Diagnostic Trouble Codes -> Diagnostic Tests -> Electrical Testing -> Hydraulic Modulator High & Low Pressure Inspection -> LED 1 & 3 Do Not Light, Tester In Position 1 -> LED 18 Does Not Light -> LED 19 Does Not Light -> LED 35 Does Not Light -> LED 4 Does Not Light, Tester In Position 1 -> LED 4, 2, 35, 18 & 19 Do Not Light, Tester In Position 1 -> LED For Alternator Does Not Go Out When Engine Starts -> LED For Alternator Does Not Light, Tester In Position 2 -> LED For Brakes Does Not Go Out When Brake Pedal Is Depressed -> LED For Brakes Does Not Light -> No Response From Selected Sensor, Tester In Position 6 -> Read Measuring Value Block -> Sensor Signal On Meter Below Minimum Value -> With LED Type Tester -> With Scan Tool -> Wrong Solenoid Valve Operates, Tester In Position 5
Vehicle: 1993 Audi 100 Quattro CS 2.8 V6 GAS
With LED Type Tester
LED 1 & 3 Do Not Light, Tester In Position 1
Refer to Fig. , for LED identification numbers. Weaker illumination of an LED indicates a contact resistance in respective circuit.
- Check for continuity between ABS control unit connector terminal 34 and ground, at battery ground cable (LED 1). Fig. .
- Check for continuity between ABS control unit connector terminal 10 and ground, at battery ground cable (LED 3).
- If continuity does not exist, repair circuit for short or open.
LED 4 Does Not Light, Tester In Position 1
Refer to Fig. , for LED identification. We...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Audi 100 Quattro AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Audi 100 Quattro cars and light trucks sold in the U.S. for 1980+.
Audi -> Component Locations -> 1991-05 2.8L V6
Vehicle: 1993 Audi 100 Quattro CS 2.8 V6 GAS
Refer to Fig...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Audi 100 Quattro AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Audi 100 Quattro cars and light trucks from 1990+.
DRIVESHAFT, Replace
Vehicle: 1993 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 Audi 100 Quattro AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Audi 100 Quattro cars and light trucks from 1990+.
Starter, Replace
Vehicle: 1993 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 Audi 100 Quattro AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Audi 100 Quattro cars and light trucks sold in the U.S. from 1990+.
Audi -> Air Bag Warning Lamp ->
Vehicle: 1993 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 Audi 100 Quattro AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Audi 100 Quattro cars and light trucks from 1990+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1990 Audi 100 Quattro 2.3 L5 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 Audi 100 Quattro AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Audi 100 Quattro cars and light trucks sold in the U.S. from 1990+.
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 Audi 100 Quattro AUTOMOBILES
Component location diagrams for most 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 Audi 100 Quattro AUTOMOBILES
OEM drawn wiring diagrams for most 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 Audi 100 Quattro AUTOMOBILES
OEM TSB listings for most Audi 100 Quattro cars and light trucks sold in the U.S. from 1985+.
Document: MANUAL - EMISSION COMPONENTS - EFFECTIVE TEST DRIVE Vehicle: 1990 Audi 100 Quattro 2.3 L5 GAS Auto Systems: |
Document: ROADSIDE ASSISTANCE PROGRAM - REV Vehicle: 1994 Audi 100 Quattro CS 2.8 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR Audi 100 Quattro AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 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 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 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 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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