1994 Audi 90 REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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1994 Audi 90 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Audi REPAIR SHOPS DON'T WANT YOU TO KNOW

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1994 Audi 90 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 automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for Audi mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your 1994 Audi 90 vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR 1994 Audi 90 AUTOMOBILES

Air Bag System Precautions -> Audi -> Disarming -> Air Bag II & III System -> Air Bag V System
Vehicle: 1994 Audi 90 S 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 1994 Audi 90 AUTOMOBILES

Power Brake Units -> Diagnosis & Testing -> Hydraulic Booster/Servo -> Pressure Accumulator Check Valve -> Pressure Accumulator Pressure Relief Valve -> Pressure Accumulator-Gas Pressure -> Vacuum Booster
Vehicle: 1994 Audi 90 CS 2.8 V6 GAS

Hydraulic Booster/Servo

  • With engine off, depress brake pedal approximately 20 times to reduce system pressure.
  • Disconnect warning light switch electrical connector, then remove switch.
  • Attach pressure gauge with hollow bolt and copper washers to brake servo unit. Attach thick copper washer between brake servo unit and banjo fitting and thin copper washer between hollow bolt and banjo fitting.
  • Start engine and let idle until pressure gauge reading exceeds 2030 psi.
  • If specified pressure is not reached, check delivery rate of central hydraulic pump as follows.
    • Turn ignition ...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1994 Audi 90 AUTOMOBILES

Audi -> Fuel Filter Replacement -> Gasoline Engines -> Removal & Installation
Vehicle: 1994 Audi 90 S 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 90 AUTOMOBILES

CV AXLE SHAFT, Replace -> Less Attached Wheel Bearing Housing -> W/Attached Wheel Bearing Housing
Vehicle: 1994 Audi 90 CS 2.8 V6 GAS

W/Attached Wheel Bearing Housing

  • Loosen wheel bolts.
  • Remove wheel hub to axle shaft bolt.
  • Raise and support vehicle, then remove washer and wheel.
  • Remove axle shaft flange, nut from link rod, and control arm to stabilizer bar to subframe mounting bolts.
  • Push control arm downward, then press axle shaft out of hub using a suitable puller.
  • Reverse procedure to install, noting the following:
    • Ensure splines on stub axle and wheel hub are free of oil, grease and old locking compound.
    • Apply a .2 inch (5mm) band of D6 locking compound around end of outer CV joint splines, then install ax...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1994 Audi 90 AUTOMOBILES

Starter, Replace
Vehicle: 1994 Audi 90 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 90 AUTOMOBILES

Audi -> Auto-Check Indicator System ->
Vehicle: 1994 Audi 90 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 90 AUTOMOBILES

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1994 Audi 90 CS 2.8 V6 GAS

Lower

  • Drain coolant into a suitable container.
  • Reposition hose clamp at radiator and remove hose.
  • Reposition hose clamp at thermostat housing and remove hose.
  • Remove hose from vehicle.
  • Reverse procedure ...

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SERPENTINE BELT SERVICE PROCEDURES FOR 1994 Audi 90 AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1994 Audi 90 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 1994 Audi 90 AUTOMOBILES

Component location diagrams for most 1994 Audi 90 cars and light trucks sold in the U.S. from 1990+.

Fuse/Relay Panel Diagram for 1994 Audi 90 CS 2.8 V6 GASFuse/Relay Panel Diagram for 1994 Audi 90 CS 2.8 V6 GAS

Components on diagram:
  • Horn Relay
  • Fuel Pump Relay
  • Heater Fan Relay
  • Washer/Wiper Intermittent Relay
  • Headlight Washer System Relay
  • Air Bag Component Locations Diagram for 1994 Audi 90 CS 2.8 V6 GASAir Bag Component Locations Diagram for 1994 Audi 90 CS 2.8 V6 GAS

    Components on diagram:
  • Air Bag Voltage Transformer
  • CLICK HERE TO GET FULL ACCESS TO 1994 Audi 90 PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1994 Audi 90 AUTOMOBILES

    OEM drawn wiring diagrams for most 1994 Audi 90 cars and light trucks sold in the U.S.

    1994 Audi 90 S 2.8 V6 GAS Wiring Diagram1994 Audi 90 S 2.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Load Reduction Relay
  • Instrument Cluster
  • Glove Box Light
  • Fog Light Relay
  • Rear Defogger
  • 1994 Audi 90 CS 2.8 V6 GAS Wiring Diagram1994 Audi 90 CS 2.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Speedometer
  • Back-up Light Switch
  • Back-Up Light- Right
  • Back-Up Light- Left
  • Coolant Low Level Switch
  • CLICK HERE TO GET FULL ACCESS TO 1994 Audi 90 WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1994 Audi 90 AUTOMOBILES

    OEM TSB listings for most 1994 Audi 90 cars and light trucks sold in the U.S. from 1985+.

    Document: LATCH SYSTEM, INSTALLING/RETROFITTING - REVISED
    Vehicle: 1994 Audi 90 CS 2.8 V6 GAS

    Auto Systems:
  • Seats, Belts, Interior Trim, Carpets, Air Bags
  • Document: AIRBAG, REPLACEMENT INTERVAL CHANGE - REVISED
    Vehicle: 1994 Audi 90 CS 2.8 V6 GAS

    Auto Systems:
  • Seats, Belts, Interior Trim, Carpets, Air Bags
  • CLICK HERE TO GET FULL ACCESS TO 1994 Audi 90 TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1994 Audi 90 AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1994 Audi 90 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 90 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 90 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 90 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

    CLICK HERE TO GET FULL ACCESS TO 1994 Audi 90 SPECIFICATIONS DATA!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details1994 Audi 90 Mirror, Passenger Side.

    Source: Auto Body Parts Store

    $68.08

    Click here to view more details about 1993 Audi 90 Oxygen Sensor, Driver Or Passenger Side1993 Audi 90 Oxygen Sensor, Driver Or Passenger Side, A high quality, direct fit OE replacement oxygen sensor; Improves car's engine response and gas mileage; Effectively lowers emissions upon replacing its tired old oxygen sensor; Exceeds OE specifications and test requirements; OE part number 48906265..

    Source: Auto Body Parts Store

    $95.78

    Click here to view more details2014 Audi RS7 20" x 8" Alloy Wheel, Alloy Wheel; 20 X 8; 35MM Offset; 7 Double Spokes; 5 Lug; 112MM BP; Bright Hypersilver, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $261.50

    Click here to view more details1994 Audi 90 CS V6, 2.8 L, 2771 CC Rebuilt Engine, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

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    Click here to view more details1993 Audi 90 Used Alternator, 2.8, AUTO, FWD 2.8L, 120 AMP, Very Good.

    Source: Used Auto Parts Store

    $99.00

    Click here to view more details1993 Audi 90 Used Grille, Very Good.

    Source: Used Auto Parts Store

    $80.00
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