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1999 Audi A6 Quattro 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 1999 Audi A6 Quattro AUTOMOBILES
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 1999 Audi A6 Quattro Avant 2.8 V6 GAS
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BRAKE SERVICE PROCEDURES FOR 1999 Audi A6 Quattro AUTOMOBILES
Disc Brakes -> Teves Single Piston Front Brakes -> Tightening Specifications
Vehicle: 1999 Audi A6 Quattro 2.8 V6 GAS
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FUEL FILTER REPLACEMENT PROCEDURES FOR 1999 Audi A6 Quattro AUTOMOBILES
Audi -> Fuel Filter Replacement -> Gasoline Engines -> Removal & Installation
Vehicle: 1999 Audi A6 Quattro 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 1999 Audi A6 Quattro AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 1999 Audi A6 Quattro 2.8 V6 GAS
- Remove wheel cover and drive axle bolt in hub.
- Pull speed sensor slightly out of housing, then remove drive axle flange to transaxle mounting bolts.
- Press drive axle upward toward front of ve...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 1999 Audi A6 Quattro AUTOMOBILES
Alternator, Replace
Vehicle: 1999 Audi A6 Quattro 2.8 V6 GAS
- Obtain radio anti-theft protection code.
- Remove serpentine drive belt, Fig. , then disconnect electrical connections from alternator.
- Remove alternator mounting bolts an...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 1999 Audi A6 Quattro AUTOMOBILES
Cabin Air Filter Service -> Audi -> 1998-2004 A6, Allroad, RS6, S6 & 2000-06 TT
Vehicle: 1999 Audi A6 Quattro Avant 2.8 V6 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 1999 Audi A6 Quattro AUTOMOBILES
Audi -> Electronic Ignition Warning Lamp ->
Vehicle: 1999 Audi A6 Quattro Avant 2.8 V6 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 1999 Audi A6 Quattro AUTOMOBILES
Radiator, Replace
Vehicle: 1999 Audi A6 Quattro Avant 2.8 V6 GAS
This procedure has been revised by a Technical Service Bulletin.
- Drain cooling system.
- Unscrew viscous fan from bearing, then pull rearward into shroud.
- Remove shroud and viscous fan assembly.
- Disconnect radiator hoses.
- Re...
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SERPENTINE BELT SERVICE PROCEDURES FOR 1999 Audi A6 Quattro AUTOMOBILES
Serpentine Drive Belt, Replace -> Version A -> Version B
Vehicle: 1999 Audi A6 Quattro 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.
Version A
- Remove drive belt guard.
- Loosen drive belt tensioner using 15mm wrench and drift 3204 or equivalent,...
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COMPONENT LOCATION DIAGRAMS FOR 1999 Audi A6 Quattro AUTOMOBILES
Component location diagrams for most 1999 Audi A6 Quattro cars and light trucks sold in the U.S. from 1990+.
Transmission Control Component Locations Diagram for 1999 Audi A6 Quattro Avant 2.8 V6 GAS Components on diagram: |
Fuel & Emissions Systems Component Locations Diagram for 1999 Audi A6 Quattro 2.8 V6 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 1999 Audi A6 Quattro AUTOMOBILES
OEM drawn wiring diagrams for most 1999 Audi A6 Quattro cars and light trucks sold in the U.S.
1999 Audi A6 Quattro Avant 2.8 V6 GAS Wiring Diagram Components on diagram: |
1999 Audi A6 Quattro 2.8 V6 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 1999 Audi A6 Quattro AUTOMOBILES
OEM TSB listings for most 1999 Audi A6 Quattro cars and light trucks sold in the U.S. from 1985+.
Document: LATCH SYSTEM, INSTALLING/RETROFITTING - REVISED Vehicle: 1999 Audi A6 Quattro 2.8 V6 GAS Auto Systems: |
Document: AIRBAG, REPLACEMENT INTERVAL CHANGE - REVISED Vehicle: 1999 Audi A6 Quattro 2.8 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 1999 Audi A6 Quattro AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 1999 Audi A6 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 1999 Audi A6 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 1999 Audi A6 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 1999 Audi A6 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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