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2003 Audi S8 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
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- 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
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Audi S8 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 S8 automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2003 Audi S8 AUTOMOBILES
Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Imported Vehicles
Vehicle: 2003 Audi S8 4.2 V8 GAS
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BRAKE SERVICE PROCEDURES FOR 2003 Audi S8 AUTOMOBILES
Hydraulic Brake Systems -> Component Replacement -> A4 & S4 -> A6 & S6 -> A8 & S8 -> Brake Pressure Regulator -> Master Cylinder -> TT
Vehicle: 2003 Audi S8 4.2 V8 GAS
Master Cylinder
A4 & S4
- Remove driver's side storage compartment.
- Separate brake pedal from master cylinder pushrod as follows:
- Remove stop lamp switch.
- Insert brake pedal release tool No. T10006, or equivalent, from below, Fig. .
- Hold brake pedal tightly.
- Lift catch off push rod using a slight pull on release tool " A."
- Keep tension on tool to prevent pushrod from engaging catches.
- Separate brake pedal from master cylinder pushrod " B."
- Connect bleeder hose and bleeder bottle to lefthand front brake caliper bleeder valve, then open bleeder valve.
- Operate brake pedal to pump out as much ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Audi S8 AUTOMOBILES
Audi -> Fuel Filter Scheduled Maintenance -> All 1989-05 -> Normal Service -> Severe Service
Vehicle: 2003 Audi S8 4.2 V8 GAS
Normal Service
Service as re...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Audi S8 AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 2003 Audi S8 4.2 V8 GAS
- Remove wheel cover, then drive axle bolt in hub.
- Raise and support vehicle, then remove tires.
- 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 arm.
- Remove swing ar...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Audi S8 AUTOMOBILES
Starter, Replace
Vehicle: 2003 Audi S8 4.2 V8 GAS
- Disconnect battery ground cable.
- Remove rear noise insulation.
- Remove electrical connector from solenoid.
- Remove terminal B+ protective cap.
- Remove nut and terminal B+ from solenoi...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Audi S8 AUTOMOBILES
Cabin Air Filter Service -> Audi -> 1997-2003 A8 & S8
Vehicle: 2003 Audi S8 4.2 V8 GAS
On 1997-2000 models, the cabin air filter should be replaced every 15,000 miles. On 2001-03 models, the cabin air filter should be replaced every ...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2003 Audi S8 AUTOMOBILES
Audi -> Auto-Check Indicator System ->
Vehicle: 2003 Audi S8 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 2003 Audi S8 AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 Audi S8 4.2 V8 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 2003 Audi S8 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Audi S8 4.2 V8 GAS
- Rotate or lift the belt tensioner arm, using a suitable box end wrench to relieve tension ...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Audi S8 AUTOMOBILES
Component location diagrams for most 2003 Audi S8 cars and light trucks sold in the U.S. from 1990+.
 Control Unit For Navigation With CD Drive Diagram for 2003 Audi S8 4.2 V8 GASComponents on diagram: |
 Right Footwell Flap Motor Diagram for 2003 Audi S8 4.2 V8 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2003 Audi S8 AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Audi S8 cars and light trucks sold in the U.S.
 2003 Audi S8 4.2 V8 GAS Wiring DiagramComponents on diagram: |
 2003 Audi S8 4.2 V8 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Audi S8 AUTOMOBILES
OEM TSB listings for most 2003 Audi S8 cars and light trucks sold in the U.S. from 1985+.
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Document: AIRBAG / PYROTECHNIC SAFETY BELT DEPLOYMENT INQUIRIES - REVISED Vehicle: 2003 Audi S8 4.2 V8 GAS Auto Systems: |
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Document: AUDI TIRE PRESSURE MONITORING SYSTEMS OVERVIEW - REVISED Vehicle: 2003 Audi S8 4.2 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Audi S8 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Audi S8 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 2003 Audi S8 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 2003 Audi S8 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 2003 Audi S8 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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