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Audi CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Audi REPAIR SHOPS DON'T WANT YOU TO KNOW
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A/C & HEATER SERVICE PROCEDURES FOR Audi 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 cars and light trucks from 1990+
Imported Cars & Light Trucks & Vans -> 2003-04 -> Evacuating System -> Using Charging Station -> Using Vacuum Pump
Vehicle: 2003 Audi A6 Quattro 3.0 V6 GAS
Using Vacuum Pump
Vacuum pumps suitable for removing air and moisture from A/C systems are commercially available. A specification for system pump down used here is 28-291/2 inches vacuum. This reading can be attained at or near sea level only. For each 1000 feet of altitude this operation is performed, the reading will be 1 inch vacuum higher. For example, at 5000 feet elevation, only 23-241/2 inches of vacuum can be obtained. The system refrigerant must be completely recovered before it can be evacuated. Damage to the vacuum pump will result if pressurized ...
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BRAKE SERVICE PROCEDURES FOR Audi AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Audi cars and light trucks from 1990+.
Hydraulic Brake Systems -> Component Replacement -> A4 & A8 -> Brake Pressure Regulator -> Except A4 & A8 -> Master Cylinder
Vehicle: 1995 Audi 90 Quattro Sport 2.8 V6 GAS
Master Cylinder
A4 & A8
Refer to Fig. , when replacing master cylinder.
- Extract brake fluid, then disconnect electrical connection for brake level warning system. Remove strainer from reservoir when extracting brake fluid.
- Disconnect brake lines from master cylinder.
- Remove brake fluid reservoir.
- Remove master cylinder to servo attaching bolts.
- Remove master cylinder.
- Reverse procedure to install, then bleed system.
Except A4 & A8
Refer to Figs. and , when replacing master cylinder.
- Di...
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FUEL FILTER REPLACEMENT PROCEDURES FOR Audi AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Audi cars and light trucks sold in the U.S. for 1980+.
Audi -> Component Locations -> 1991-05 2.8L V6
Vehicle: 1993 Audi 90 S 2.8 V6 GAS
Refer to Fig...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR Audi AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Audi cars and light trucks from 1990+.
CV AXLE SHAFT, Replace -> Front -> Rear
Vehicle: 2004 Audi A4 Quattro Cabriolet 1.8 L4 GAS
Front
- Remove wheel trim. Pull trim cap off light-alloy wheels, using puller in vehicle tool kit.
- Loosen bolt for drive axle outer joint by a maximum of 90°. Vehicle must be standing on its wheels to avoid risk of accident.
- Raise and support vehicle.
- Remove wheel and tire assembly.
- Screw all five wheel bolts hand-tight.
- Remove hex bolt for drive axle outer joint.
- Unbolt drive axle from flange shaft on transmission. If not enough space is available for removing drive axle, proceed as follows:
- Remove nut and hex bolt and pull out both upper links upward.
- Swing wheel bearing housing o...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Audi AUTOMOBILES
Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported Audi cars and light trucks sold in the U.S. from mid 1990's+.
Relearn Procedures
Vehicle: 2007 Audi A6 3.2 V6 GAS
- When a wheel has been changed, the new tire must be initialized.
- Press the CAR function button.
- Select TIRE P...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR Audi AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Audi cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 1992 Audi 80 2.3 L5 GAS
- Disconnect battery ground cable at battery.
- Relieve tension on drive belt and remove drive belt.
- Remove electrical connections from alternator.
- Re...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR Audi AUTOMOBILES
Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported Audi cars and light trucks sold in the U.S. as equipped to the current model year.
Cabin Air Filter Service -> Audi -> 1998-2004 A6, Allroad, RS6, S6 & 2000-06 TT
Vehicle: 2002 Audi TT 1.8 L4 GAS
On 1998-2000 models, the cabin air filter should be replaced every 15,000 miles.
On 2001-03 models, the cabin air filter should be replaced every 20,000 miles.
On 2004-07 models, the cabin air filter should be replaced at 15,000 miles, then every 20,000 miles.
- Open the hood.
- Remove the plenum chamber cover.
- Release the cabin air filter retaining tab ca...
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MAINTENANCE LAMP RESET PROCEDURES FOR Audi AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Audi cars and light trucks sold in the U.S. from 1990+.
Audi -> Brake Pad Wear Indicator Lamp ->
Vehicle: 2001 Audi TT 1.8 L4 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 AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Audi cars and light trucks from 1990+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2007 Audi S8 5.2 V10 GAS
Inlet
- Drain coolant into a suitable container.
- Reposition hose clamp at heater core and remove hose.
- Reposition hose clamp at rear coolant pipe and remove hose.
- Remove hose from vehicle.
- Reverse procedure t...
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SERPENTINE BELT SERVICE PROCEDURES FOR Audi AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Audi cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 2005 Audi A4 Cabriolet 3.0 V6 GAS
- Remove left and right engine covers.
- Remove air guide mounting bolts.
- Detach Evaporative Emission (EVAP) canister purge regulator valve at air guide.
- Remove air guide.
- Remove front engine cover.
- Mar...
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COMPONENT LOCATION DIAGRAMS FOR Audi AUTOMOBILES
Component location diagrams for most Audi cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR Audi AUTOMOBILES
OEM drawn wiring diagrams for most Audi cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Audi AUTOMOBILES
OEM TSB listings for most Audi cars and light trucks sold in the U.S. from 1985+.
Document: SUGGESTED REPAIR TIME REQUEST FORM Vehicle: 1996 Audi A6 Quattro 2.8 V6 GAS Auto Systems: |
Document: VIN PLATES, SAFETY CERTIFICATION LABELS, ORDERING PROCEDURES - REVISED Vehicle: 2002 Audi TT 1.8 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR Audi AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most Audi 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 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 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 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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