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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+
Imported Cars & Light Trucks & Vans -> 1991-92 -> Flushing System
Vehicle: 1991 Audi 90 Quattro 20V 2.3 L5 GAS
Several factors, particularly compressor failure can cause contamination of the A/C system. If the A/C system is suspected of being contaminated, or if any system components have been stored in open air for extended periods, the entire system should be flushed. If contaminati...
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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+.
Anti-lock Brakes -> System Service -> 1995 -> A4 -> A6 & S6 -> A6, Cabriolet, S6 & 90 -> A8 -> Acceleration Switch -> Brake System Bleed -> Cabriolet & 90 -> Combination Relay -> Component Replacement -> Electronic Control Unit -> Except A8 -> Front Wheel Speed Sensors -> Hydraulic Control Unit -> Hydraulic Control Unit Mounting Bracket -> Rear Wheel Speed Sensors
Vehicle: 1995 Audi 90 Quattro 2.8 V6 GAS
Brake System Bleed
Refer to "Hydraulic Brake System" for procedures.
Component Replacement
Electronic Control Unit
Except A8
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.
A8
- Remove lower slot cover from between knee bolster and lower column cover.
- Remove knee bolster.
- Remove ABS control module.
- Disconnect ABS control module electrical harness connector.
- ...
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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: 1995 Audi 90 Quattro Sport 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: 1993 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+.
Starter, Replace
Vehicle: 1993 Audi 90 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 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 -> Brake Pad Wear Indicator Lamp ->
Vehicle: 1990 Audi 90 Quattro 20V 2.3 L5 GAS
The brake pad wear warning lamp will be illuminated when disc brake pads wear d...
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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: 1990 Audi 90 Quattro 20V 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 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: 1993 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+.
 Engine Compartment Components Diagram for 1995 Audi 90 Quattro Sport 2.8 V6 GASComponents on diagram: |
 Diagram for 1991 Audi 90 Quattro 20V 2.3 L5 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.
 1994 Audi 90 Quattro CS 2.8 V6 GAS Wiring DiagramComponents on diagram: |
 1995 Audi 90 Quattro Sport 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: LITERATURE - BINDERS AVAILABLE - NEW P/N Vehicle: 1993 Audi 90 Quattro CS 2.8 V6 GAS Auto Systems: |
|
Document: HEADLIGHTS, AIMING USING HELLA UNIVERSAL BEAMSETTER IV - REVISED Vehicle: 1995 Audi 90 Quattro Sport 2.8 V6 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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