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2005 Audi A6 Quattro CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT Audi REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Wiring Diagrams
- Technical Service Bulletins
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- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service
FUEL FILTER REPLACEMENT PROCEDURES FOR 2005 Audi A6 Quattro AUTOMOBILES
Audi -> Fuel Filter Replacement -> Gasoline Engines -> Removal & Installation
Vehicle: 2005 Audi A6 Quattro 3.2 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 2005 Audi A6 Quattro AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 2005 Audi A6 Quattro 4.2 V8 GAS
- Raise and support vehicle.
- Remove rear section of exhaust system at clamp(s).
- Pry off rear attachments of drive shaft heat shield.
- Remove securing bolts for center bearing When removing securing bolts, support drive shaft by hand. Do not bend drive shaft.
- Remove heat shield. Continue supporting drive shaft.
- Screw in securing bolts for center bearing again hand-tight.
- Remove drive shaft heat shield from transmission.
- Check for a factory marking (colored dot) on drive shaft and on drive shaft flange on final drive at rear. If no colored dot is present, mark position of drive shaft fl...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2005 Audi A6 Quattro AUTOMOBILES
Component Replacement -> Installation -> Metal Valve Body & Wheel Electronics -> Removal
Vehicle: 2005 Audi A6 Quattro 3.2 V6 GAS
Metal Valve Body & Wheel Electronics
Removal
The nickel plated valve insert must be replaced every tire change. Release air from the tire by removing the nickel plated valve insert. The TPMS sensor can be reused, but a damaged sensor must be replaced.
- Loosen the wheel lug nuts.
- Raise and support the vehicle with jack stands.
- Remove the wheel and tire assembly.
- When dismounting the tire from the rim, note the following:
- When using pressure paddles, remove the side of the tire opposite the valve stem from the rim first. Do not use the paddles in area (a) , Fig. .
- Position the tire c...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2005 Audi A6 Quattro AUTOMOBILES
Alternator, Replace
Vehicle: 2005 Audi A6 Quattro 4.2 V8 GAS
- Disconnect battery ground cable.
- Drain engine coolant into a suitable container.
- Raise and support vehicle.
- Loosen fasteners and remove noise insulation.
- Remove front wheels.
- Remove left and right front wheel housings.
- Remove front bumper cover.
- Bring lock carrier into service position:
- Remove left and right headlights.
- Unscrew bolts on lower left and right lock carrier.
- Remove hood seal on both fenders.
- Unscrew screws on upper left and right lock carrier
- Screw in suitable guide bolts into threaded holes.
- Unthread remaining bolts at left and right.
- Push lock carrier forward carefully.
- Remo...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2005 Audi A6 Quattro AUTOMOBILES
Cabin Air Filter Service -> Audi -> 2005-09 A6, 2007-09 S6, 2008-09 R8 & 2009 RS6
Vehicle: 2005 Audi A6 Quattro 4.2 V8 GAS
The cabin air filter should be replaced at 15,000 miles, then every 20,000 miles.
- Remove the instrument panel trim from under the glove compartment, Fig. .
- From under the right side of the instrument panel, release the cabin air filter cover retainer and remove the cover, Fig.
- Remove the first cabin filter element f...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2005 Audi A6 Quattro AUTOMOBILES
Audi -> Auto-Check Indicator System ->
Vehicle: 2005 Audi A6 Quattro 4.2 V8 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 2005 Audi A6 Quattro AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2005 Audi A6 Quattro 4.2 V8 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 2005 Audi A6 Quattro AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2005 Audi A6 Quattro 3.2 V6 GAS
- Remove front engine cover.
- Mark direction of rotation of drive belt with chalk or felt pen, if belt is to be reused.
- Rotate driv...
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COMPONENT LOCATION DIAGRAMS FOR 2005 Audi A6 Quattro AUTOMOBILES
Component location diagrams for most 2005 Audi A6 Quattro cars and light trucks sold in the U.S. from 1990+.
Tire Pressure Monitoring System Diagram for 2005 Audi A6 Quattro 3.2 V6 GAS Components on diagram: |
Navigation System With CD Drive Control Module Diagram for 2005 Audi A6 Quattro 4.2 V8 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 2005 Audi A6 Quattro AUTOMOBILES
OEM drawn wiring diagrams for most 2005 Audi A6 Quattro cars and light trucks sold in the U.S.
2005 Audi A6 Quattro 4.2 V8 GAS Wiring Diagram Components on diagram: |
2005 Audi A6 Quattro 4.2 V8 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2005 Audi A6 Quattro AUTOMOBILES
OEM TSB listings for most 2005 Audi A6 Quattro cars and light trucks sold in the U.S. from 1985+.
Document: INTERIOR CLEANING PRODUCTS ON AND AROUND AIRBAG UNITS - REVISED Vehicle: 2005 Audi A6 Quattro 3.2 V6 GAS Auto Systems: |
Document: AIRBAG WARNING LIGHT ON, UPDATE FOR AIRBAG MODULE SOFTWARE - REVISED Vehicle: 2005 Audi A6 Quattro 3.2 V6 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2005 Audi A6 Quattro AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2005 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 2005 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 2005 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 2005 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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