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Audi 90 Quattro CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Audi REPAIR SHOPS DON'T WANT YOU TO KNOW
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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about Audi 90 Quattro car and truck
repair procedures including Audi engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your Audi 90 Quattro automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR Audi 90 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 90 Quattro cars and light trucks from 1990+
Air Bag System Precautions -> Audi -> Disarming -> Air Bag II & III System -> Air Bag V System
Vehicle: 1993 Audi 90 Quattro CS 2.8 V6 GAS
Air Bag II & III System
The system must be disarmed prior to disconnecting any air bag system electrical connectors or servicing any system components or other components located near an air bag system electrical connector. Obtain the radio security code prior to disconnecting the battery ground cable. Establishing the engine control module and automatic transmission control module settings may be required using scan tool No. VAG 1551, or equivalent.
- Disconnect battery ground cable and cover negative terminal.
- On 1990-92 Coupe, Quattro, 80/90 and 19...
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BRAKE SERVICE PROCEDURES FOR Audi 90 Quattro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Audi 90 Quattro cars and light trucks from 1990+.
Disc Brakes -> Single Piston Rear Disc Brakes -> Brake Pad Service
Vehicle: 1994 Audi 90 Quattro CS 2.8 V6 GAS
- Raise and support vehicle, then remove wheel assemblies.
- If brake pads are to be reused, then mark installed positions for installation reference.
- Remove caliper housing to carrier mounting bolts, then the caliper housing.
- Remove brake pads from carrier.
- On A4, A6, Cabriolet, S4, S6, 90 & 100 models, extract part of brake fluid from reservoir using a suitable bleeder bottle, then install piston using installation tool No. 3272, or equivalent.
- On V8 Quattro models, extract part of brake fluid from reservoir using a ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Audi 90 Quattro AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Audi 90 Quattro cars and light trucks sold in the U.S. for 1980+.
Audi -> Fuel Filter Scheduled Maintenance -> All 1989-05 -> Normal Service -> Severe Service
Vehicle: 1993 Audi 90 Quattro CS 2.8 V6 GAS
Normal Service
Service as re...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Audi 90 Quattro AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Audi 90 Quattro cars and light trucks from 1990+.
DRIVESHAFT, Replace
Vehicle: 1994 Audi 90 Quattro CS 2.8 V6 GAS
Propeller shaft work must be performed with vehicle on a suitable dual support hoist. Models equipped with an air bag system have a front propeller shaft section made of carbon fiber. This propeller shaft has variations in diameter which make installation and adjustment procedures different from that of previous propeller shafts.
- Raise and support vehicle, then remove catalytic converter and exhaust pipe.
- Tie exhaust system over to right side with wire, then loosen propeller shaft bolts at transmission, differential and center support.
- On models less air bag system, install a s...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Audi 90 Quattro AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Audi 90 Quattro cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 1995 Audi 90 Quattro Sport 2.8 V6 GAS
- Obtain radio anti-theft protection code.
- Remove serpentine drive belt Fig. , then disconnect electrical connections from alternator.
- Remove alternator mounting bolts and brackets, th...
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MAINTENANCE LAMP RESET PROCEDURES FOR Audi 90 Quattro AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Audi 90 Quattro cars and light trucks sold in the U.S. from 1990+.
Audi -> Auto-Check Indicator System ->
Vehicle: 1991 Audi 90 Quattro 20V 2.3 L5 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 Audi 90 Quattro AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Audi 90 Quattro cars and light trucks from 1990+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1994 Audi 90 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 Audi 90 Quattro AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Audi 90 Quattro cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 1994 Audi 90 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.
- Remove driv...
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COMPONENT LOCATION DIAGRAMS FOR Audi 90 Quattro AUTOMOBILES
Component location diagrams for most Audi 90 Quattro cars and light trucks sold in the U.S. from 1990+.
 Passenger Compartment Components, Front Diagram for 1989 Audi 90 Quattro 2.3 L5 GASComponents on diagram: |
 Diagram for 1993 Audi 90 Quattro CS 2.8 V6 GASComponents on diagram: |
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WIRING DIAGRAMS FOR Audi 90 Quattro AUTOMOBILES
OEM drawn wiring diagrams for most Audi 90 Quattro cars and light trucks sold in the U.S.
 1991 Audi 90 Quattro 20V 2.3 L5 GAS Wiring DiagramComponents on diagram: |
 1993 Audi 90 Quattro CS 2.8 V6 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Audi 90 Quattro AUTOMOBILES
OEM TSB listings for most Audi 90 Quattro cars and light trucks sold in the U.S. from 1985+.
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Document: ELECTRICAL CONTACT ENHANCER - STABILANT 22A Vehicle: 1993 Audi 90 Quattro CS 2.8 V6 GAS Auto Systems: |
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Document: KEY CODES - 3 LOCATIONS ON OUTSIDE FRONT DOOR HANDLE Vehicle: 1988 Audi 90 Quattro 2.3 L5 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR Audi 90 Quattro AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Audi 90 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 90 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 90 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 90 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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