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2003 Audi TT 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
Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Audi TT Quattro 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 TT Quattro automobile. Try the Automotix DIY solution today!
A/C & HEATER SERVICE PROCEDURES FOR 2003 Audi TT Quattro AUTOMOBILES
Audi -> Electric Cooling Fans -> Cooling Fan, Replace
Vehicle: 2003 Audi TT Quattro 1.8 L4 GAS
- Remove engine appearance covers.
- If coolant hoses will require disconnection, drain coolant into suitable container. Note type of coolant. Do not allow red coolant to be mixed with any other type.
- Disconnect cooling fan motor electrical connectors. ...
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BRAKE SERVICE PROCEDURES FOR 2003 Audi TT Quattro AUTOMOBILES
Hydraulic Brake Systems -> Diagnosis & Testing -> A4, S4 & TT -> A6 & S6 -> Brake Pressure Regulator
Vehicle: 2003 Audi TT Quattro 1.8 L4 GAS
Brake Pressure Regulator
A4, S4 & TT
On these models there is no mechanical brake pressure regulator. Specially matched control module software controls brake pressure regulation.
A6 & S6
Brake pressure regulator is mounted on body (lef...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 Audi TT Quattro AUTOMOBILES
Audi -> Fuel Filter Scheduled Maintenance -> All 1989-05 -> Normal Service -> Severe Service
Vehicle: 2003 Audi TT Quattro 1.8 L4 GAS
Normal Service
Service as re...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 Audi TT Quattro AUTOMOBILES
CV AXLE SHAFT, Replace
Vehicle: 2003 Audi TT Quattro 1.8 L4 GAS
- Raise and support vehicle, then remove front wheel.
- Remove drive axle flange to transaxle flange attaching bolts.
- Remove ball joint to wheel bearing housing retaining nut.
- Separate ball joint from wheel bearing housing using a suitable tapered joint removal tool.
- Rem...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 Audi TT Quattro AUTOMOBILES
Alternator, Replace
Vehicle: 2003 Audi TT Quattro 1.8 L4 GAS
- Obtain radio anti-theft protection code.
- Disconnect electrical connectors at throttle valve control module and charge pressure sender.
- Disconnect air hose at throttle valve control module.
- Disconnect EVAP canister vacuum hose at throttle valve control module.
- Remove EVAP canister mounting nut, then position canister aside.
- Mark running direction of alternator drive belt.
- Rotate drive belt t...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 Audi TT Quattro AUTOMOBILES
Cabin Air Filter Service -> Audi -> 1998-2004 A6, Allroad, RS6, S6 & 2000-06 TT
Vehicle: 2003 Audi TT Quattro 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 2003 Audi TT Quattro AUTOMOBILES
Audi -> Auto-Check Indicator System ->
Vehicle: 2003 Audi TT Quattro 1.8 L4 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 TT Quattro AUTOMOBILES
Radiator, Replace
Vehicle: 2003 Audi TT Quattro 1.8 L4 GAS
- Remove front bumper.
- Unbolt cooling pipe for power steering fluid.
- Place suitable drip pan underneath engine.
- Open coolant open expansion tank cap.
- Turn radiator drain plug counterclockwise, and attach accessory hose to connection flange if required.
- Remove coolant hoses at radiator and remove clip from connecting flange.
- On models equipped with automatic transaxle,remove ATF lines from radiat...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 Audi TT Quattro AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 Audi TT Quattro 1.8 L4 GAS
- Put lock carrier into service position.
- Mark direction of engine rotation on belt.
- Slacken belt by turning tensioner in directi...
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COMPONENT LOCATION DIAGRAMS FOR 2003 Audi TT Quattro AUTOMOBILES
Component location diagrams for most 2003 Audi TT Quattro cars and light trucks sold in the U.S. from 1990+.
 Door Components Diagram for 2003 Audi TT Quattro 1.8 L4 GASComponents on diagram: |
 Engine Compartment Diagram for 2003 Audi TT Quattro 1.8 L4 GASComponents on diagram: |
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WIRING DIAGRAMS FOR 2003 Audi TT Quattro AUTOMOBILES
OEM drawn wiring diagrams for most 2003 Audi TT Quattro cars and light trucks sold in the U.S.
 2003 Audi TT Quattro 1.8 L4 GAS Wiring DiagramComponents on diagram: |
 2003 Audi TT Quattro 1.8 L4 GAS Wiring DiagramComponents on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 Audi TT Quattro AUTOMOBILES
OEM TSB listings for most 2003 Audi TT Quattro cars and light trucks sold in the U.S. from 1985+.
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Document: LATCH SYSTEM, INSTALLING/RETROFITTING - REVISED Vehicle: 2003 Audi TT Quattro 1.8 L4 GAS Auto Systems: |
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Document: AUDI TIRE PRESSURE MONITORING SYSTEMS OVERVIEW - REVISED Vehicle: 2003 Audi TT Quattro 1.8 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 Audi TT Quattro AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 Audi TT 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 2003 Audi TT 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 2003 Audi TT 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 2003 Audi TT 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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