🏷️ Basic Information

Make:

Audi

Model:

TT

Year:

2006

Chassis Code:

8N (Second Generation)

👋 Introduction

Segment:

Compact sports car/premium compact car

Premium Niche:

Positioned as a stylish, performance-oriented, premium compact coupe and convertible.

Key Competitors:

BMW Z4, Porsche Boxster, Mercedes-Benz SLK, Honda S2000, Nissan 350Z.

Design Philosophy:

Iconic 'Bauhaus' design influenced by the original TT Mk1, emphasizing clean lines, geometric purity, and a minimalist interior.

Body Styles:

Available as a two-door Coupe and a two-door Roadster (convertible).

Performance Variants:

Offered with powerful turbocharged and naturally aspirated engines, and the acclaimed quattro all-wheel-drive system.

📋 Manual Details

Coverage:

Comprehensive repair, service, maintenance, diagnostics, and troubleshooting for the 2006 Audi TT (8N).

Page Count:

Extensive (estimated 1500+ pages for a complete workshop manual).

Type:

Workshop Service Repair Manual

Language:

English

Format:

Digital (PDF)

📖 Manual Coverage

Engine Mechanical:

All engine mechanical components, including assembly, disassembly, inspection, and overhaul of internal engine parts, cylinder heads, crankshaft, pistons, connecting rods, and timing systems.

Engine Management:

Fuel injection systems (FSI, TFSI), ignition systems, emissions control systems (catalytic converters, oxygen sensors), engine control unit (ECU) diagnostics and programming, sensor identification and testing.

Transmission Manual:

Service, repair, and overhaul of the 6-speed manual transmission (e.g., model 02M).

Transmission Automatic:

Service, repair, and overhaul of the 6-speed Tiptronic automatic transmission (e.g., model 09G).

Drivetrain AWD:

quattro all-wheel-drive system, including Haldex coupling, transfer case, drive shafts, differentials, and axle components.

Suspension Steering:

Front and rear suspension systems (MacPherson struts, multi-link rear), shock absorbers, springs, bushings, ball joints, steering rack, power steering pump, steering column, wheel alignment specifications.

Brakes:

Hydraulic brake system, ABS (Anti-lock Braking System), ESP (Electronic Stability Program), brake rotors, pads, calipers, master cylinder, brake fluid specifications, bleeding procedures, parking brake system.

Electrical System:

Complete electrical system, including battery, alternator, starter motor, lighting systems (headlights, taillights, interior lights), wiring diagrams, fuses, relays, power distribution, charging system diagnostics.

Body Chassis:

Body structure, panels, doors, hood, trunk lid, bumpers, glass, convertible top mechanisms (for Roadster models), chassis components, corrosion protection.

Climate Control:

HVAC system (heating, ventilation, air conditioning), refrigerant R134a, compressor, condenser, evaporator, climate control module diagnostics, cabin air filter replacement.

Infotainment Audio:

Audi Navigation Plus (RNS-E), Chorus II, Concert II, Symphony II audio systems, speaker replacement, antenna systems, MMI (Multi Media Interface) basics.

Safety Airbags:

Airbag system components, control modules, sensors, seat belts, SRS (Supplemental Restraint System) diagnostics and safety precautions.

Preventative Maintenance:

Scheduled maintenance, oil changes, filter replacements (oil, air, cabin, fuel), spark plug replacement, brake fluid flush, coolant flush, timing belt/chain inspection/replacement procedures.

Diagnostic Procedures:

Troubleshooting guides for common issues, fault code retrieval and interpretation (OBD-II), circuit testing, component testing, using diagnostic tools.

Repair Procedures:

Step-by-step repair instructions for all major vehicle systems, including engine teardown and rebuild, transmission overhaul, suspension component replacement, brake system repairs, electrical component replacement.

Component Replacement:

Detailed instructions for replacing specific parts such as alternators, starters, fuel pumps, radiators, water pumps, clutch assemblies, CV joints, sensors, and control modules.

Torque Specifications:

Precise torque values for all critical fasteners and bolts across various vehicle systems, ensuring proper assembly and preventing component damage.

Wiring Diagrams:

Comprehensive and detailed electrical wiring diagrams for all circuits, allowing for accurate diagnosis and repair of electrical issues.

Troubleshooting Charts:

Systematic troubleshooting charts for common symptoms, guiding technicians through logical diagnostic steps.

Depth:

Expert level. Covers everything from basic fluid changes and inspections to complete engine and transmission rebuilds, complex electrical diagnostics, and advanced module programming.

📊 Manual Specifications

File Type:

PDF (Portable Document Format)

Searchability:

Fully searchable text content for quick information retrieval.

Resolution:

High-resolution, ensuring clarity of diagrams, images, and text.

Scalability:

Scalable for printing specific sections or the entire manual.

Binding:

N/A (Digital Format - Printable)

Paper:

N/A (Digital Format - Printable)

⚙️ Engine Specifications

Engine Code:

BAM (1.8T 225hp), APX (1.8T 210hp), AUQ (1.8T 180hp), AWP (1.8T 180hp), BFV (3.2 VR6 250hp).

Displacement 1.8T:

1.8 Liters (1781 cc)

Configuration 1.8T:

Inline-4, turbocharged, 20-valve, DOHC

Displacement 3.2:

3.2 Liters (3189 cc)

Configuration 3.2:

VR6 (Narrow-angle V6), 24-valve, DOHC

Horsepower 1.8T 180Hp:

180 PS (177 hp / 132 kW) @ 5500 rpm

Torque 1.8T 180Hp:

235 Nm (173 lb-ft) @ 1950 rpm

Horsepower 1.8T 210Hp:

210 PS (207 hp / 152 kW) @ 5800 rpm

Torque 1.8T 210Hp:

270 Nm (199 lb-ft) @ 1950 rpm

Horsepower 1.8T 225Hp:

225 PS (221 hp / 165 kW) @ 5900 rpm

Torque 1.8T 225Hp:

280 Nm (207 lb-ft) @ 2200 rpm

Horsepower 3.2 Vr6:

250 PS (247 hp / 184 kW) @ 6300 rpm

Torque 3.2 Vr6:

320 Nm (236 lb-ft) @ 3200 rpm

Fuel Type:

Premium Unleaded Gasoline (91+ Octane)

Injection System:

Multi-point Fuel Injection (MPI) or FSI (Fuel Stratified Injection) for some 1.8T variants, Sequential Fuel Injection for VR6.

Turbocharger:

Garrett GT17 (for 180/210hp) or K04 (for 225hp) turbocharger with intercooler on 1.8T models.

🔧 Transmission

Standard Transmission:

6-speed Manual Transmission (e.g., 02M)

Optional Transmission:

6-speed Tiptronic Automatic Transmission (e.g., 09G) with paddle shifters on steering wheel for some models.

Drivetrain Availability:

Front-wheel drive (FWD) available with 1.8T engines. quattro all-wheel-drive (AWD) standard on 225hp 1.8T and 3.2 VR6 models, optional on 180hp models.

Clutch:

Hydraulically actuated single dry plate clutch.

AWD System:

Hydraulically controlled multi-plate clutch (Haldex) for quattro system, providing variable torque distribution.

📐 Dimensions

Length:

Approx. 4113 mm (161.9 in)

Width:

Approx. 1774 mm (69.8 in)

Height:

Coupe: Approx. 1346 mm (53.0 in) / Roadster: Approx. 1350 mm (53.1 in)

Wheelbase:

Approx. 2462 mm (97.0 in)

Wheel Bolt Pattern:

5x112 mm

Wheel Size:

Standard: 7.5Jx17 ET43 (optional 18" and 19" wheels).

Seating Capacity:

2+2 Seating (Coupe), 2 Seating (Roadster)

Trunk Volume Coupe:

Approx. 270 Liters (9.5 cu ft)

Trunk Volume Roadster:

Approx. 200 Liters (7.1 cu ft) with roof up, 150 Liters (5.3 cu ft) with roof down.

Curb Weight 1.8T FWD:

Approx. 1350 kg (2976 lbs)

Curb Weight 1.8T Quattro:

Approx. 1440 kg (3175 lbs)

Curb Weight 3.2 Quattro:

Approx. 1510 kg (3329 lbs)

🛡️ Safety Features

NHTSA Front Impact:

4 Stars (Driver) / 4 Stars (Passenger)

IIHS Front Offset:

Good

ABS:

Standard Anti-lock Braking System (ABS)

Esp:

Standard Electronic Stability Program (ESP), incorporating Traction Control (ASR).

Brake Assist:

Standard Brake Assist (BAS)

Airbags:

Front airbags, side airbags (integrated into seats), rollover protection hoops (for Roadster).

Seatbelts:

Three-point inertia-reel seatbelts with front-seat belt tensioners and force limiters. Active head restraints.

Convertible Safety:

Reinforced A-pillars and integrated rollover protection bars for the Roadster.

💡 Technology Features

Navigation System:

Audi Navigation Plus (RNS-E) with DVD-based navigation, available with SD card slots.

Audio Systems:

Audi Chorus II, Concert II, Symphony II radio/CD players. Optional Bose premium sound system.

Display:

Central driver information display (DIS) in the instrument cluster.

Parking Assistance:

Optional parking sensors (Audi parking system).

Phone Integration:

Optional Bluetooth mobile phone preparation.

Headlights:

Standard halogen headlights. Optional Xenon Plus headlights with LED daytime running lights (in facelift models).

🔧 Maintenance

Oil Change Interval:

Every 10,000 miles or 12 months, whichever comes first (or as per specific Audi recommendations using synthetic oil).

Spark Plug Replacement:

Every 40,000 miles for 1.8T models, 60,000 miles for 3.2 VR6 models.

Timing Belt Inspection 1.8T:

Inspect every 40,000 miles. Replacement recommended every 80,000 miles or 5 years.

Coolant Flush:

Every 30,000 miles or 3 years.

Brake Fluid Flush:

Every 24 months (2 years) regardless of mileage.

Engine Oil 1.8T:

SAE 5W-40, API SN, ACEA C3 / VW 502 00 / 505 00 specification (Full Synthetic).

Engine Oil 3.2:

SAE 0W-30 or 5W-30, API SN, ACEA A3 / B4 / VW 502 00 / 505 00 specification (Full Synthetic).

Coolant:

G12 or G12+ (Pink/Red) Antifreeze/Coolant, mixed 50/50 with distilled water.

Brake Fluid:

DOT 4 LV (Low Viscosity) or DOT 4 Class 6 Brake Fluid.

Transmission Fluid Manual:

G 005 215 A2 (GL-4 SAE 75W-90) or equivalent.

Transmission Fluid Automatic:

G 052 162 A1/A2 (VW TL 521 62) or equivalent ATF (often a proprietary blend).

Power Steering Fluid:

G 002 000 (Green Pentosin CHF 11 S) or equivalent hydraulic fluid.

Differential Fluid Quattro:

G 052 145 A1/A2 (GL-5 SAE 75W-90) for rear differential.

Coil Packs:

Premature failure of ignition coil packs can lead to misfires and rough idling.

Oil Leaks:

Common oil leaks from valve cover gaskets, oil cooler seals, and crank seals.

ABS Sensor Failure:

Wheel speed sensor (ABS sensor) failures can trigger ABS and ESP warning lights.

Evap Emissions System:

Issues with the EVAP system (e.g., purge valve, charcoal canister) can cause check engine lights.

Convertible Top Mechanism:

Roadster models can experience issues with the hydraulic pump, cylinders, or microswitches for the convertible top operation.

Suspension Bushings:

Wear in suspension bushings (e.g., control arm bushings) can lead to clunking noises and poor handling.

📚 Vehicle History

Audi Legacy:

Audi, a German manufacturer with a long history of engineering innovation, particularly known for its quattro all-wheel-drive system and sophisticated luxury vehicles.

Tt Mk1 Context:

The 2006 model is part of the second generation (Mk2) TT, introduced in late 2006, but this manual specifically covers the end of the first generation (Mk1).

Tt Mk1 Debut:

The first generation Audi TT was first shown as concept cars in 1995 and officially launched in 1998 (Coupe) and 1999 (Roadster).

Tt Mk1 Facelift:

The Mk1 TT received a significant facelift in 2003, which included revised styling, updated engines (particularly the 225hp 1.8T and introduction of the 3.2 VR6), and suspension improvements, most of which are relevant to this 2006 model.

Production Years Mk1:

1998-2006

Manufacturing Location:

Audi AG, Ingolstadt, Germany (primary), Győr, Hungary (for some components/assembly).

🏆 Awards & Recognition

Ward Auto Ten Best:

The 3.2 VR6 engine was recognized by Ward's AutoWorld's '10 Best Engines' in 2004 for its smooth power delivery and unique V6 configuration.

Car And Driver 10Best:

While specific 2006 TT mentions are varied, the TT Mk1 consistently appeared on '10Best' lists from publications like Car and Driver in its earlier years for its styling and performance.

Safety Awards:

Consistently achieved good safety ratings from IIHS and NHTSA for its segment.