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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2002 Audi TT Quattro car and truck
repair procedures including Audi engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
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procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
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your 2002 Audi TT Quattro automobile. Try the Automotix DIY solution today!
We have info for following modifications of 2002 Audi TT Quattro
- 2002 Audi TT Quattro 1.8 L4 GAS, CC:1781, Fuel Injection, Engine VIN:, Desg:C
- 2002 Audi TT Quattro 1.8 L4 GAS, CC:1781, Fuel Injection, Engine VIN:, Desg:T
- 2002 Audi TT Quattro 1.8 L4 GAS, CC:1781, Fuel Injection, Engine VIN:, Desg:X
BRAKE SERVICE PROCEDURES FOR 2002 Audi TT Quattro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Audi TT Quattro cars and light trucks from 1990+.
Anti-lock Brakes -> Component Replacement -> A4 & S4 -> A4, A6, S4 & S6 -> A6 & S6 -> A8 & S8 -> Electronic Control Unit -> Front Wheel Speed Sensors -> Hydraulic Control Unit -> Hydraulic Control Unit Mounting Bracket -> Rear Wheel Speed Sensors -> TT
Vehicle: 2002 Audi TT Quattro 1.8 L4 GAS
Electronic Control Unit
A4, A6, S4 & S6
The electronic control unit is located beneath the lefthand side of the rear seat.
- Turn ignition Off.
- Remove rear seat.
- Remove spring retaining electrical connector, then disconnect electrical connector.
- Remove screws securing control unit.
- Reverse procedure to install.
A8 & S8
- Remove lower slot cover from between knee bolster and lower column cover.
- Remove knee bolster.
- Remove ABS control module.
- Disconnect ABS control module electrical harness connector.
- Reverse procedure to install.
TT
The control module is mounted to the hydraulic unit, located...
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BRAKE SERVICE PROCEDURES FOR 2002 Audi TT Quattro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Audi TT Quattro cars and light trucks from 1990+.
Power Brake Units -> Precautions -> Battery Ground Cable -> Radio Coded Anti-Theft System
Vehicle: 2002 Audi TT Quattro 1.8 L4 GAS
Radio Coded Anti-Theft System
Prior to disconnecting the battery or removing the audio system, obtain the security code from the vehicle operator. Refer t...
CLICK HERE TO GET FULL ACCESS TO 2002 Audi TT Quattro BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2002 Audi TT Quattro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Audi TT Quattro cars and light trucks from 1990+.
Power Brake Units -> Diagnosis & Testing -> Hydraulic Booster/Servo -> Pressure Accumulator Check Valve -> Pressure Accumulator Pressure Relief Valve -> Pressure Accumulator-Gas Pressure -> Vacuum Booster
Vehicle: 2002 Audi TT Quattro 1.8 L4 GAS
Hydraulic Booster/Servo
- With ignition Off, depress brake pedal approximately 20 times to reduce system pressure.
- Disconnect warning lamp switch electrical connector, then remove switch.
- Attach pressure gauge with hollow bolt and copper washers to brake servo unit. Attach thick copper washer between brake servo unit and banjo fitting and thin copper washer between hollow bolt and banjo fitting.
- Start engine and let idle until pressure gauge reading exceeds 2030 psi.
- If specified pressure is not reached, measure delivery rate of central hydraulic pump as follows:
- Turn ignition Off, ...
CLICK HERE TO GET FULL ACCESS TO 2002 Audi TT Quattro BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2002 Audi TT Quattro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Audi TT Quattro cars and light trucks from 1990+.
Hydraulic Brake Systems -> Precautions -> Battery Ground Cable -> Radio Coded Anti-Theft System
Vehicle: 2002 Audi TT Quattro 1.8 L4 GAS
Radio Coded Anti-Theft System
Prior to disconnecting the battery or removing the audio system, obtain the security code from the vehicle operator. Refer t...
CLICK HERE TO GET FULL ACCESS TO 2002 Audi TT Quattro BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2002 Audi TT Quattro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Audi TT Quattro cars and light trucks from 1990+.
Hydraulic Brake Systems -> Brake System Bleed
Vehicle: 2002 Audi TT Quattro 1.8 L4 GAS
The following procedure has been modified by a Technical Service Bulletin.
To bleed brake system, use a catch bottle with a transparent hose attached so brake fluid can be inspected for air bubbles.
- Connect brake pressure bleeding tool No. VAG 1869, or equivalent, per tool manufacturer's instructions.
- Bleed brakes in following sequence:
- Righ...
CLICK HERE TO GET FULL ACCESS TO 2002 Audi TT Quattro BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 2002 Audi TT Quattro AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 2002 Audi TT Quattro cars and light trucks from 1990+.
Anti-lock Brakes -> Diagnosis & Testing -> A4, A6, A8, S4, S6 & S8 -> ABS Return Pump Does Not Run, Relay Good, Tester In Position 3 -> ABS Return Pump Does Not Run, Tester In Position 3 -> Accessing Diagnostic Trouble Codes (DTC) -> Clearing Diagnostic Trouble Codes -> Diagnostic Tests -> Diagnostic Trouble Code Interpretation -> Electrical Testing -> Hydraulic Modulator High & Low Pressure Testing -> LED 1 & 3 Do Not Light, Tester In Position 1 -> LED 18 Does Not Light -> LED 19 Does Not Light -> LED 35 Does Not Light -> LED 4 Does Not Light, Tester In Position 1 -> LED 4, 2, 35, 18 & 19 Do Not Light, Tester In Position 1 -> LED For Alternator Does Not Go Out When Engine Starts -> LED For Alternator Does Not Light, Tester In Position 2 -> LED For Brakes Does Not Go Out When Brake Pedal Is Depressed -> LED For Brakes Does Not Light -> No Response From Selected Sensor, Tester In Position 6 -> Read Measuring Value Block -> Sensor Signal On Meter Below Minimum Value -> TT -> With LED Type Tester -> With Scan Tool -> Wrong Solenoid Valve Operates, Tester In Position 5
Vehicle: 2002 Audi TT Quattro 1.8 L4 GAS
With LED Type Tester
LED 1 & 3 Do Not Light, Tester In Position 1
Refer to Fig. ,for LED identification numbers. Weaker illumination of an LED indicates a contact resistance in respective circuit.
- Inspect for continuity between ABS control unit connector terminal 34 and ground at battery ground cable (LED 1), Fig. .
- Inspect for continuity between ABS control unit connector terminal 10 and ground at battery ground cable (LED 3).
- If continuity does not exist, repair shorted or open circuit.
LED 4 Does Not Light, Tester In Position 1
Refer to Fig. ,for LED identification. Weaker illum...
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