🏷️ Basic Information

Make:

Audi

Model:

TT

Model Generation:

First Generation (Type 8N)

Model Year Covered:

1999

Body Style Covered:

Coupe (2+2 seating), Roadster (2-seater)

Chassis Code:

Type 8N

👋 Introduction

Segment:

Compact Sports Car

Design Philosophy:

Iconic Bauhaus-inspired design, distinctive rounded styling

Key Competitors:

Porsche Boxster, BMW Z3, Mercedes-Benz SLK

Design:

Unique 'bubble' styling, short wheelbase, compact dimensions

Performance:

Agile handling, available Quattro all-wheel drive

Platform:

Shared platform with Volkswagen Golf Mk4 and Audi A3

📋 Manual Details

Primary Focus:

Workshop Service, Repair, and Maintenance

Engine Coverage:

All petrol and diesel variations

Transmission Coverage:

Manual and Automatic transmissions

Electrical Coverage:

Full Wiring Manual included

Body And Chassis:

Extensive coverage including body panels, repairs, subframe, and mounting systems

Estimated Pages:

Approx. 10,000

Type:

Workshop Service and Repair Manual

Style:

Dealer-level Factory Manual Style

Language:

English

Format:

PDF

Delivery:

Instant Download

Software Requirement:

None required

Bookmarking:

Fully Bookmarked for ease of use

Device Compatibility:

PC, Mac, Smartphone, Tablet

📖 Manual Coverage

Powertrain:

Engine System, Fuel Charging and Controls, Accessory Drive, Starting System, Engine Ignition, Engine Emission Control, Intake Air Distribution, Emissions, Electronic Engine Controls, Manual Transmission, Clutch Controls, Exhaust System, Fuel System, Acceleration Control, Speed Control

Chassis:

Suspension, Wheels and Tyres, Driveline System, Driveshaft, Bearings, Brake System, Anti-Lock Control, Steering System

Electrical And Electronics:

Battery and Charging System, Information and Entertainment Systems, Lighting, Electrical Distribution, Electronic Feature Group, Instrument and Warning Systems

HVAC:

Climate Control System, Air Distribution, Control Components

Body And Interior:

Body System, Body Panels, Interior Trim, Mirrors, Seating, Glass, Frames and Mechanisms, Instrument Panel and Console, Wipers and Washers, Roof, Bumpers, Safety Belt System, Body Repairs, Metal Repairs, Subframe and Mounting System

Maintenance:

Full maintenance procedures, service information, lubrication charts, fluid specifications

Diagnostics:

Troubleshooting guides, diagnostic trouble codes (DTCs) interpretation (implied by electronic engine controls coverage)

Repair:

Detailed step-by-step repair instructions for all major systems

Installation:

Component replacement and installation procedures

Bodywork:

Body repairs, metal repairs, panel replacement

Level:

Comprehensive, professional-grade, covering everything from basic service to complex repairs

Diagnostics Depth:

Includes diagnostic procedures for electronic engine controls and anti-lock braking systems

Wiring Diagrams:

Full wiring diagrams for all electrical systems

📊 Manual Specifications

Type:

Portable Document Format (PDF)

Searchability:

Implied text-based PDF for searching

Clarity:

High clarity, suitable for printing

Digital:

N/A (Digital Download)

Digital:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Code:

APX (for 180hp), AGU (for 150hp early models), ARY (for 225hp)

Configuration:

Inline 4-cylinder, turbocharged (1.8L)

Displacement:

1781 cc

Horsepower Variants:

150 PS (148 bhp), 180 PS (178 bhp), 225 PS (222 bhp)

Torque Variants:

210 Nm (155 lb-ft) for 150 PS, 235 Nm (173 lb-ft) for 180 PS, 280 Nm (207 lb-ft) for 225 PS

Induction:

Turbocharged, intercooled

Fuel Delivery:

Multi-point Fuel Injection (MPI)

Engine Options:

1.8T (150hp, 180hp), 1.8T Quattro (180hp, 225hp)

🔧 Transmission

Type:

5-speed Manual (150/180hp), 6-speed Manual (225hp)

Type:

5-speed Automatic (Tiptronic) available on 150hp and 180hp models

AWD:

Quattro permanent all-wheel drive available on higher output models

Manual Transmission Fluid:

G 052 171 A2 (or equivalent API GL-4, SAE 75W-90)

Automatic Transmission Fluid:

G 052 162 A1/A2 (or equivalent ATF fluid meeting VW G 052 162 specification)

📐 Dimensions

Length:

4041 mm (159.1 in) for Coupe; 4046 mm (159.3 in) for Roadster

Width:

1774 mm (69.8 in)

Height:

1346 mm (53.0 in) for Coupe; 1342 mm (52.8 in) for Roadster

Wheelbase:

2427 mm (95.6 in)

Curb Weight Min:

Approx. 1270 kg (2800 lbs) for 1.8T FWD Manual Coupe

Curb Weight Max:

Approx. 1460 kg (3219 lbs) for 1.8T Quattro Manual Roadster

Trunk Volume:

Approx. 250 L (8.8 cu ft) for Coupe; Approx. 140 L (4.9 cu ft) for Roadster

🛡️ Safety Features

NHTSA Front Impact:

Not rated (vehicle not specifically tested by NHTSA for 1999 model year)

IIHS Side Impact:

Good (for vehicles of similar design from the era)

Braking:

Standard front and rear disc brakes, ABS

Stability Control:

Electronic Stability Program (ESP) available on some models

Airbags:

Front airbags, side airbags (optional)

Rollover Protection:

Pop-up roll bars for Roadster model

💡 Technology Features

Audio System:

Factory AM/FM/CD stereo with optional Bose premium sound system.

Navigation:

Optional in-dash navigation system available.

Cruise Control:

Standard cruise control.

Parking Sensors:

Rear parking sensors not commonly available on 1999 models.

Bluetooth:

No factory Bluetooth connectivity on 1999 models.

🔧 Maintenance

Oil Change Interval:

Every 10,000 miles or 1 year, whichever comes first (typical for the era, consult manual for exact spec)

Timing Belt Interval:

Every 80,000-100,000 miles (consult manual for specific engine/year)

Spark Plug Interval:

Every 40,000-60,000 miles (depending on plug type)

Engine Oil:

SAE 5W-40 Synthetic (API SJ/SL, ACEA A3/B3 or B4) - e.g., Castrol EDGE Professional OE 5W-40

Coolant:

G 12 (Pink) or G 12 Plus (Pink/Violet) Antifreeze/Coolant Concentrate (VW TL 774 C/D)

Brake Fluid:

DOT 4 (VW 501 14)

Coil Packs:

Premature failure of ignition coil packs is a common issue, leading to misfires.

Pcv System:

Clogged Positive Crankcase Ventilation (PCV) system can lead to oil leaks and rough idling.

Timing Belt Tensioner:

The timing belt tensioner can fail, requiring timely replacement to prevent engine damage.

Haldex Coupling:

For Quattro models, regular service of the Haldex coupling fluid and filter is crucial to prevent failure.

ABS Sensors:

ABS wheel speed sensors can fail, leading to ABS warning lights and loss of ABS functionality.

📚 Vehicle History

Brand Focus:

Audi, a premium German automotive manufacturer known for its advanced technology and design.

Launch Year:

1998 (for 1999 model year in North America)

Design Inspiration:

Inspired by Audi's 1930s Auto Union Grand Prix cars and the design of Walter de Silva.

Initial Reception:

Praised for its unique styling and sporty driving dynamics.

Manufacturing Location:

Ingolstadt, Germany

🏆 Awards & Recognition

Car And Driver 2000:

Car and Driver's 10Best list for 2000.

Auto Bild Design:

Awarded for its distinctive and influential design.