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1997 Audi A4 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Audi REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Brake Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 1997 Audi A4 AUTOMOBILES
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 1997 Audi A4 2.8 V6 GAS
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BRAKE SERVICE PROCEDURES FOR 1997 Audi A4 AUTOMOBILES
Power Brake Units -> Power Brake Unit Service -> A4 -> A6, Cabriolet & 90 -> A8 -> Hydraulic Booster/Servo -> Vacuum Booster
Vehicle: 1997 Audi A4 2.8 V6 GAS
Hydraulic Booster/Servo
- Remove master cylinder as outlined under "Hydraulic Brake System."
- Disconnect hydraulic lines from booster/servo.
- Remove brake booster/servo attaching bolts.
- Disconnect booster pushrod from brake pedal.
- Reverse procedure to install, noting the following:
- Adjust push rod length to 9.04-9.08 inches from face of booster/servo unit to center of clevis hole.
- Torque booster mounting bolts to 18 ft. lbs.
Vacuum Booster
A4
- Remove master cylinder as outlined under "Hydraulic Brake System."
- Disconnect hydraulic lines from brake servo unit.
- Remove stowage area from under l...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1997 Audi A4 AUTOMOBILES
Audi -> Fuel Filter Replacement -> Gasoline Engines -> Removal & Installation
Vehicle: 1997 Audi A4 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 1997 Audi A4 AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1997 Audi A4 1.8 L4 GAS
- Remove wheel cover, then drive axle bolt in hub.
- Raise and support vehicle, then remove wheel assemblies.
- Remove drive axle mounting bolts.
- Remove cable for ABS wheel speed sensor from bracket at brake caliper, then pull ABS wheel speed sensor slightly out of swing ...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1997 Audi A4 AUTOMOBILES
Alternator, Replace
Vehicle: 1997 Audi A4 1.8 L4 GAS
- Loosen ribbed belt and remove from alternator.
- Remove air guide at throttle body.
- Remove upper and lower attaching nut and bolt.
- Move alternator slightly, then remove lower bolt...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 1997 Audi A4 AUTOMOBILES
Cabin Air Filter Service -> Audi -> 1996-2008 A4, 1998 Cabriolet, 2002-08 S4 & 2007-09 RS4
Vehicle: 1997 Audi A4 2.8 V6 GAS
On 1996-2003 models, the cabin air filter should be replaced every 20,000 miles.
On 2004-09 models, the cabin air filter should be replaced at 15,000 miles, then every 20,000 miles.
- Open the hood.
- Remove the righthand side air intake pl...
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MAINTENANCE LAMP RESET PROCEDURES FOR 1997 Audi A4 AUTOMOBILES
Audi -> Service Indicator Lamp -> 1996-97 A4 & A6
Vehicle: 1997 Audi A4 2.8 V6 GAS
- Place ignition switch in the Off position.
- Open the rear passenger ashtray in center console and remove the DLC (Data Link Connector) cover.
- Connect VAG 1551, or other suitable scan tool, to the DLC.
- Place ignition switch in the On position.
- Press VAG 1551 key 1 to enter Rapid Data Transfer.
- Press keys 1 and 7 to select instrument panel, then press Q key to confirm input.
- Depress key with arrow symbol facing toward right to advance program.
- Press keys 1 and 0, then press Q key to confirm input.
- To reset service reminder interval for oil change distance in km (kilometers), proceed as fol...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 1997 Audi A4 AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 1997 Audi A4 2.8 V6 GAS
Inlet
- Drain coolant into a suitable container.
- Reposition hose clamp at heater core and remove hose.
- Reposition hose clamp at rear coolant line and remove hose.
- Remove hose from vehicle.
- Reverse procedure to...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1997 Audi A4 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 1997 Audi A4 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...
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COMPONENT LOCATION DIAGRAMS FOR 1997 Audi A4 AUTOMOBILES
Component location diagrams for most 1997 Audi A4 cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 1997 Audi A4 AUTOMOBILES
OEM drawn wiring diagrams for most 1997 Audi A4 cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1997 Audi A4 AUTOMOBILES
OEM TSB listings for most 1997 Audi A4 cars and light trucks sold in the U.S. from 1985+.
Document: AIRBAG / PYROTECHNIC SAFETY BELT DEPLOYMENT INQUIRIES - REVISED Vehicle: 1997 Audi A4 2.8 V6 GAS Auto Systems: |
Document: LATCH SYSTEM, INSTALLING/RETROFITTING - REVISED Vehicle: 1997 Audi A4 2.8 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1997 Audi A4 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1997 Audi A4 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 1997 Audi A4 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 1997 Audi A4 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 1997 Audi A4 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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