1998 Audi A4 Quattro REPAIR MANUAL -- HOW TO FIX YOUR CAR OR TRUCK

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1998 Audi A4 Quattro 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 1998 Audi A4 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 A4 Quattro 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 1998 Audi A4 Quattro 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 1998 Audi A4 Quattro AUTOMOBILES

Electrical Symbol & Wire Color Code Identification -> Electrical Symbol Identification -> Imported Vehicles
Vehicle: 1998 Audi A4 Quattro 1.8 L4 GAS

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BRAKE SERVICE PROCEDURES FOR 1998 Audi A4 Quattro AUTOMOBILES

Disc Brakes -> Teves Single Piston Front Brakes -> Precautions -> Battery Ground Cable -> Radio Coded Anti-Theft System
Vehicle: 1998 Audi A4 Quattro 2.8 V6 GAS

Radio Coded Anti-Theft System

Prior to disconnecting the battery or removing the audio system, obtain the security code from the vehicle operator. Refer t...

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FUEL FILTER REPLACEMENT PROCEDURES FOR 1998 Audi A4 Quattro AUTOMOBILES

Audi -> Fuel Filter Replacement -> Gasoline Engines -> Removal & Installation
Vehicle: 1998 Audi A4 Quattro 1.8 L4 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 1998 Audi A4 Quattro AUTOMOBILES

DRIVESHAFT, Replace
Vehicle: 1998 Audi A4 Quattro 1.8 L4 GAS

  • Remove cap from wheel using a suitable removal tool then loosen lug nuts.
  • Remove axle bolt and washer Fig. . Remove and install axle bolt only with tires on ground. Do not move vehicle without driveshaft or outer constant velocity joint installed.
  • Raise and support vehicle, then remove wheel.
  • Pull speed sensor out of axle housing slightly.
  • Loosen but do not remove lower control arm bolts at subframe.
  • Remove lower strut bolt from lower control arm.
  • Remove bolts from driveshaft flange at transaxle.
  • Remove lower mounting bolt for strut.
  • Remove bolts retaining knuckle to upper control a...

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1998 Audi A4 Quattro AUTOMOBILES

Starter, Replace
Vehicle: 1998 Audi A4 Quattro 2.8 V6 GAS

  • Remove alternator assembly.
  • Disconnect starter motor electrical connectors.
  • Raise and support vehicle.
  • On models equipped with automatic transaxle, proceed as follows:
    • Remove righthand front wheel as required.
    • Remove starter motor to transaxle housing attaching bolts.
    • Re...

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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 1998 Audi A4 Quattro AUTOMOBILES

Cabin Air Filter Service -> Audi -> 1998 A4 Quattro
Vehicle: 1998 Audi A4 Quattro Avant 2.8 V6 GAS

The cabin air filter should be replaced every 15,000 miles.

  • Open the hood.
  • Remove the air intake plenum cover.
  • Release the cabin air filter element from the filter...

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MAINTENANCE LAMP RESET PROCEDURES FOR 1998 Audi A4 Quattro AUTOMOBILES

Audi -> Electronic Ignition Warning Lamp ->
Vehicle: 1998 Audi A4 Quattro 1.8 L4 GAS

The electronic ignition system warning lamp will be illuminated when the ignition switch is placed in the On position. After the engine is started, the lamp should go off. If the lamp lights during engine operation, a knocking condition is indicated or a problem has arisen in the ignition sys...

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1998 Audi A4 Quattro AUTOMOBILES

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 1998 Audi A4 Quattro Avant 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 1998 Audi A4 Quattro AUTOMOBILES

Serpentine Drive Belt, Replace
Vehicle: 1998 Audi A4 Quattro 2.8 V6 GAS

Risk of destroying due to reversed running direction on a used drive belt. Before removing drive belt, marking running direction with chalk or felt-tip pen for reinstallation later.

  • Remove sound insulation panel.
  • Loosen bolts for drive belt tensioner for A/C compressor.
  • Move drive belt tensioner in a ...

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COMPONENT LOCATION DIAGRAMS FOR 1998 Audi A4 Quattro AUTOMOBILES

Component location diagrams for most 1998 Audi A4 Quattro cars and light trucks sold in the U.S. from 1990+.

Audio System Components Locations Diagram for 1998 Audi A4 Quattro Avant 2.8 V6 GASAudio System Components Locations Diagram for 1998 Audi A4 Quattro Avant 2.8 V6 GAS

Components on diagram:
  • Radio
  • CD Changer
  • BOSE Amplifier
  • Antenna Amplifier
  • Front Door Bottom Speaker
  • Fuel & Emissions Systems Engine Compartment Components Locations Diagram for 1998 Audi A4 Quattro  2.8 V6 GASFuel & Emissions Systems Engine Compartment Components Locations Diagram for 1998 Audi A4 Quattro 2.8 V6 GAS

    Components on diagram:
  • Mass Air Flow Sensor
  • Camshaft Position Sensor
  • Heated Oxygen Sensor
  • Engine Control Module
  • EGR Temperature Sensor
  • CLICK HERE TO GET FULL ACCESS TO 1998 Audi A4 Quattro PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 1998 Audi A4 Quattro AUTOMOBILES

    OEM drawn wiring diagrams for most 1998 Audi A4 Quattro cars and light trucks sold in the U.S.

    1998 Audi A4 Quattro  2.8 V6 GAS Wiring Diagram1998 Audi A4 Quattro 2.8 V6 GAS Wiring Diagram

    Components on diagram:
  • Secondary Air Injection Solenoid Valve
  • Injector Cylinder 5
  • Injector Cylinder 6
  • 1998 Audi A4 Quattro  1.8 L4 GAS Wiring Diagram1998 Audi A4 Quattro 1.8 L4 GAS Wiring Diagram

    Components on diagram:
  • Radio
  • Amplifier
  • Right Front Woofer
  • Left Front Woofer
  • LEFT FRONT MIDRANGE SPEAKER
  • CLICK HERE TO GET FULL ACCESS TO 1998 Audi A4 Quattro WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 1998 Audi A4 Quattro AUTOMOBILES

    OEM TSB listings for most 1998 Audi A4 Quattro cars and light trucks sold in the U.S. from 1985+.

    Document: LATCH SYSTEM, INSTALLING/RETROFITTING - REVISED
    Vehicle: 1998 Audi A4 Quattro 1.8 L4 GAS

    Auto Systems:
  • Seats, Belts, Interior Trim, Carpets, Air Bags
  • Document: AIRBAG / PYROTECHNIC SAFETY BELT DEPLOYMENT INQUIRIES - REVISED
    Vehicle: 1998 Audi A4 Quattro 1.8 L4 GAS

    Auto Systems:
  • Seats, Belts, Interior Trim, Carpets, Air Bags
  • CLICK HERE TO GET FULL ACCESS TO 1998 Audi A4 Quattro TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 1998 Audi A4 Quattro AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1998 Audi A4 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 1998 Audi A4 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 1998 Audi A4 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 1998 Audi A4 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

    CLICK HERE TO GET FULL ACCESS TO 1998 Audi A4 Quattro SPECIFICATIONS DATA!

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