Manual sections

Wiring diagrams

• 1.8l 4-cyl 5v Turbo Engine Mechanical, Engine Code(s): Amu, Bea
• 1.8l 4-cyl 5v Turbo Engine Mechanical, Engine Code(s): Atc, Awp
• 1.8l 4-cyl 5v Turbo Fuel Injection & Ignition, Engine Code(s): Amu
• 1.8l 4-cyl 5v Turbo Fuel Injection & Ignition, Engine Code(s): Atc
• 1.8l 4-cyl 5v Turbo Generic Scan Tool Engine Code(s): Amu, Bea, Atc, Awp
• 5 & 6-speed Manual Transmission (02m & 02y Awd)
• 5-speed Manual Transmission (02j Fwd)
• 6-speed Automatic Transmission (09g Fwd)
• Abbreviations
• Accessories Control Systems
• Accessory Drive Belts
• Airbag
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• Automatic HVAC System
• Auxiliary Emission Control Systems
• Axle Shafts
• Basic Trouble Shooting
• Body Collision Repair
• Body Exterior
• Body Interior
• Brake System
• Brakes
• Cabin Air Filter
• Charging System
• Check Lists
• Clutches - 02j (fwd)
• Clutches - 02m (5 & 6-speed Awd)
• Computer Relearn
• Cooling Fan
• Cooling System (mechanical)
• Diagnostic Connector Locations
• Differentials & Drive Axles
• Door Locks & Anti-Theft Systems
• Drive Cycles
• Driveline/axles
• DTC Index
• Electrical Component Locations
• Electrical Equipment
• Electrical Equipment - General Information
• Emission Applications
• Engine
• Engine Performance
• Exhaust
• Exterior Body Panels
• Fuel Supply System
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• General Servicing - All Makes
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• Identification
• Ignition System
• Manual Trans
• MAP Guidelines
• Mechanical - Hydraulic
• Metric Conversions
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• Procedures
• Rear Final Drive 02d
• Reset Procedures
• Restraints
• Specifications
• Starter
• Steering
• Steering Column Switches
• Suspension - Rear
• Suspension Front
• Suspension, Wheels, Steering
• Timing Belt
• Traction Control Disable
• Transmission
• Wheel Alignment
• Wheel and Tire Guide
• Windows

Repair manual

1.8l 4-cyl 5v Turbo Engine Mechanical, Engine Code(s): Amu, Bea Audi TT 8N

Step-by-step instructions on "1.8l 4-cyl 5v Turbo Engine Mechanical, Engine Code(s): Amu, Bea" for Audi TT 8N (1998–2003). Pick an article — removal, installation, adjustment and diagnostics with illustrations.

76subsections

76articles

220illustrations

General information

1 article

• General information 1

Engine data

1 article

• Engine data 3

Removing

1 article

• Removing 41

Engine, attaching to engine stand

1 article

• Engine, attaching to engine stand 2

Installing

1 article

• Installing 2

Tightening torques

1 article

• Tightening torques

Engine mounts, adjusting

1 article

• Engine mounts, adjusting 3

Ribbed belt, removing and installing

1 article

• Ribbed belt, removing and installing 3

Installing air conditioner compressor

1 article

• Installing air conditioner compressor

Removing ribbed belt

1 article

• Removing ribbed belt

Installing ribbed belt

1 article

• Installing ribbed belt 10

Installing (adjusting valve timing)

1 article

• Installing (adjusting valve timing) 2

Installing intermediate plate

1 article

• Installing intermediate plate

Crankshaft oil seal (pulley end), replacing

1 article

• Crankshaft oil seal (pulley end), replacing 4

Dual mass flywheel, removing and installing

1 article

• Dual mass flywheel, removing and installing 1

Drive plate, removing and installing

1 article

• Drive plate, removing and installing 3

Front sealing flange, removing and installing

1 article

• Front sealing flange, removing and installing 3

Chain sprocket, removing and installing

1 article

• Chain sprocket, removing and installing 2

Crankshaft, removing and installing

1 article

• Crankshaft, removing and installing 1

Crankshaft dimensions

1 article

• Crankshaft dimensions

Pistons and connecting rods, disassembling and assembling

1 article

• Pistons and connecting rods, disassembling and assembling 5

Piston and cylinder dimensions

1 article

• Piston and cylinder dimensions

Cylinder head, removing and installing

1 article

• Cylinder head, removing and installing 5

Intake manifold, removing and installing

1 article

• Intake manifold, removing and installing 4

Cylinder head, removing

1 article

• Cylinder head, removing 2

Cylinder head, installing

1 article

• Cylinder head, installing 3

Compression, checking

1 article

• Compression, checking

Valves, servicing

1 article

• Valves, servicing 2

Camshaft axial clearance, checking

1 article

• Camshaft axial clearance, checking 2

Camshaft oil seals, replacing

1 article

• Camshaft oil seals, replacing 9

Camshafts and hydraulic chain tensioner, removing and installing

1 article

• Camshafts and hydraulic chain tensioner, removing and installing 13

Hydraulic lifters, checking

1 article

• Hydraulic lifters, checking 1

Valve stem seals, replacing

1 article

• Valve stem seals, replacing 5

Valve guides, replacing

1 article

• Valve guides, replacing 2

Valve seats, reworking

1 article

• Valve seats, reworking

Calculating maximum permissible reworking dimension

1 article

• Calculating maximum permissible reworking dimension 1

Lubrication system components, removing and installing

1 article

• Lubrication system components, removing and installing 2

Oil pan, removing and installing

1 article

• Oil pan, removing and installing 4

Oil pump, removing and installing

1 article

• Oil pump, removing and installing 1

Oil pressure and oil pressure switch, checking

1 article

• Oil pressure and oil pressure switch, checking 1

Engine oil

1 article

• Engine oil 1

Oil level, checking

1 article

• Oil level, checking 1

Cooling system components, removing and installing

1 article

• Cooling system components, removing and installing 1

Draining

1 article

• Draining

Filling

1 article

• Filling 1

After-run coolant pump -V51-, checking

1 article

• After-run coolant pump -V51-, checking

Coolant pump, removing and installing

1 article

• Coolant pump, removing and installing 1

Coolant thermostat, removing, installing and checking

1 article

• Coolant thermostat, removing, installing and checking 2

Testing coolant thermostat

1 article

• Testing coolant thermostat

Coolant line, removing and installing

1 article

• Coolant line, removing and installing 3

Radiator, removing and installing

1 article

• Radiator, removing and installing 4

Cooling system, checking for leaks

1 article

• Cooling system, checking for leaks 1

Testing pressure relief valve in filler cap

1 article

• Testing pressure relief valve in filler cap 1

Charge air pressure system with turbocharger

1 article

• Charge air pressure system with turbocharger

Safety precautions

1 article

• Safety precautions 1

Charge air pressure bypass valve, testing

1 article

• Charge air pressure bypass valve, testing 5

Turbocharger and wastegate bypass regulator valve, testing

1 article

• Turbocharger and wastegate bypass regulator valve, testing 4

Wastegate bypass regulator valve -N75-, testing

1 article

• Wastegate bypass regulator valve -N75-, testing 2

Intake system, checking for leaks using V.A.G 1687 Diagnostic Tool

1 article

• Intake system, checking for leaks using V.A.G 1687 Diagnostic Tool 9

Performing pressure test

1 article

• Performing pressure test 3

Rules for cleanliness

1 article

• Rules for cleanliness 9

Charge air cooler (intercooler), removing and installing

1 article

• Charge air cooler (intercooler), removing and installing 1

Exhaust system components, removing and installing

1 article

• Exhaust system components, removing and installing 10

Exhaust manifold, removing and installing

1 article

• Exhaust manifold, removing and installing 4

Exhaust system, aligning free of stress

1 article

• Exhaust system, aligning free of stress 3

Exhaust system, checking for leaks

1 article

• Exhaust system, checking for leaks 1

Secondary Air Injection (AIR) system, checking

1 article

• Secondary Air Injection (AIR) system, checking

Secondary Air Injection (AIR) solenoid valve -N112-, checking

1 article

• Secondary Air Injection (AIR) solenoid valve -N112-, checking

Checking internal resistance

1 article

• Checking internal resistance

Checking voltage supply

1 article

• Checking voltage supply 1

Checking activation

1 article

• Checking activation 1

Checking voltage supply of Secondary Air Injection (AIR) pump relay

1 article

• Checking voltage supply of Secondary Air Injection (AIR) pump relay 1

Check activation of the Secondary Air Injection (AIR) pump relay

1 article

• Check activation of the Secondary Air Injection (AIR) pump relay

Check voltage supply of the Secondary Air Injection (AIR) pump motor

1 article

• Check voltage supply of the Secondary Air Injection (AIR) pump motor

Secondary air system components, removing and installing

1 article

• Secondary air system components, removing and installing 2

Exhaust Gas Temperature (EGT) Sensor 1 -G235-, checking

1 article

• Exhaust Gas Temperature (EGT) Sensor 1 -G235-, checking 4