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Audi TT Quattro 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 TT Quattro 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 TT Quattro cars and light trucks from 1990+
Imported Cars & Light Trucks & Vans -> 2001-02 -> Precautions -> A/C Refrigerant Oil -> Battery Ground Cable -> Cleanliness -> Engine Coolant -> Exercise System -> General Service -> Product Compatibility -> R-134a -> Safety
Vehicle: 2002 Audi TT Quattro 1.8 L4 GAS
Battery Ground Cable
Prior to service disconnect battery ground cable and isolate as required.
Product Compatibility
A/C Refrigerant Oil
Before replenishing refrigerant oil, ensure product compatibility with the system being serviced. Refer to "A/C Data" for specifications.
Engine Coolant
Before adding or replacing engine coolant, ensure product compatibility with the system being serviced. If using orange silicate-free coolant, do not mix with green silicated coolant. If mixed, premature engine, heater core or radiator corrosion may result.
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BRAKE SERVICE PROCEDURES FOR Audi TT Quattro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported Audi TT Quattro cars and light trucks from 1990+.
Disc Brakes -> Lucas Rear Disc Brakes -> Tightening Specifications
Vehicle: 2003 Audi TT Quattro 1.8 L4 GAS
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FUEL FILTER REPLACEMENT PROCEDURES FOR Audi TT Quattro AUTOMOBILES
Fuel filter replacement procedures with corresponding images for most domestic and imported Audi TT Quattro cars and light trucks sold in the U.S. for 1980+.
Audi -> Fuel Filter Replacement -> Gasoline Engines -> Removal & Installation
Vehicle: 2004 Audi TT Quattro 1.8 L4 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 Audi TT Quattro AUTOMOBILES
Includes CV axle, universal joint, and driveline replacement, for domestic and imported Audi TT Quattro cars and light trucks from 1990+.
CV AXLE SHAFT, Replace
Vehicle: 2002 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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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR Audi TT Quattro 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 TT Quattro cars and light trucks sold in the U.S. from mid 1990's+.
Component Replacement -> Installation -> Metal Valve Body & Wheel Electronics -> Removal -> TPMS Control Module
Vehicle: 2009 Audi TT Quattro 2.0 L4 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 Audi TT Quattro AUTOMOBILES
Includes starter and alternator replacement procedures for domestic and imported Audi TT Quattro cars and light trucks from 1990+.
Alternator, Replace
Vehicle: 2005 Audi TT Quattro 3.2 V6 GAS
- Disconnect battery ground cable.
- Remove right engine cover.
- Thread suitable M8 x 40 bolt into tensioner enough to relieve ribbed belt tension.
- Remove drive belt.
- Remove upper alternator bolt.
- Raise and support vehicle.
- Remove screws and all noise insulation panels.
- Remove bolts and cross brace.
- Remove bolts and suspend power steering pump from lock carrier with hydraulic hoses connected.
- Disconnect electrical connector from A/C compressor.
- Remove bolts and suspend A/C compressor from long member with refrigerant hoses connected....
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR Audi TT Quattro AUTOMOBILES
Cabin air filter locations and replacement procedures with corresponding images for most domestic and imported Audi TT Quattro cars and light trucks sold in the U.S. as equipped to the current model year.
Cabin Air Filter Service -> Audi -> 2006-09 A3 & 2008-09 TT
Vehicle: 2009 Audi TT Quattro 2.0 L4 GAS
The cabin air filter should be replaced at 15,000 miles, then every 20,000 miles.
- Cover front passenger side floor mat area with paper.
- From under the right side of the instrument panel, detach the clips securing the insulation mat, then remove the mat, Fig. .
- Remove the ca...
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MAINTENANCE LAMP RESET PROCEDURES FOR Audi TT Quattro AUTOMOBILES
Maintenance lamp reset procedures with corresponding images for most domestic and imported Audi TT Quattro cars and light trucks sold in the U.S. from 1990+.
Audi -> Auto-Check Indicator System ->
Vehicle: 2005 Audi TT Quattro 3.2 V6 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 Audi TT Quattro AUTOMOBILES
Includes radiator, cooling and heater hose replacement procedures for domestic and imported Audi TT Quattro cars and light trucks from 1990+
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2000 Audi TT Quattro 1.8 L4 GAS
Inlet
- Drain coolant into a suitable container.
- Reposition hose clamp at heater core and remove hose.
- Reposition hose clamp at rear coolant line and remove hose.
- Remove hose from vehicle.
- Reverse procedure t...
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SERPENTINE BELT SERVICE PROCEDURES FOR Audi TT Quattro AUTOMOBILES
Serpentine belt replacement procedures with corresponding images for most domestic and imported Audi TT Quattro cars and light trucks sold in the U.S. from 1990+.
Serpentine Drive Belt, Replace
Vehicle: 2001 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 Audi TT Quattro AUTOMOBILES
Component location diagrams for most Audi TT Quattro 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 TT Quattro AUTOMOBILES
OEM drawn wiring diagrams for most Audi TT Quattro cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR Audi TT Quattro AUTOMOBILES
OEM TSB listings for most Audi TT Quattro cars and light trucks sold in the U.S. from 1985+.
Document: RADIO FUNCTIONS IN AM OR FM MODE BUT SATELLITE MODE IS INOPERABLE OR HAS REDUCED FUNCTIONALITY Vehicle: 2005 Audi TT Quattro 1.8 L4 GAS Symptoms: |
Document: VAS5051 MAINTENANCE: BATTERY FORMING, AIR FILTER REPLACEMENT AND SCREEN CLEANING Vehicle: 2001 Audi TT Quattro 1.8 L4 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR Audi TT Quattro AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 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 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 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 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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