2007 Audi TT Quattro

Introduction

The 2007 Audi TT Quattro is a compact sports car available with a choice of two engine and two transmission options. The base 2.0-liter inline-four produces 200 horsepower and 207 pound-feet of torque, while the optional 3.2-liter V6 puts out 250 horsepower and 236 pound-feet of torque. Both engines are offered with a six-speed manual transmission or a six-speed automatic transmission.

The TT has received praise for its performance, handling, and stylish design. However, some owners have reported issues with reliability, particularly with the electrical system.

Engine

2.0-liter Inline-Four

• Timing chain tensioner failure
  • Description/Symptoms: The timing chain tensioner can fail, causing the timing chain to skip or break, resulting in catastrophic engine damage. Symptoms include an unusual rattling noise from the engine and a sudden loss of power.
  • Solution: Replace the timing chain tensioner and timing chain.
  • Estimated Cost to Fix: $2,000 - $3,000+
  • Recalls: None Found
• Carbon buildup on intake valves
  • Description/Symptoms: Carbon buildup on the intake valves can reduce airflow into the engine, causing reduced power and fuel economy. Symptoms include hesitation and misfires during acceleration.
  • Solution: Remove the intake manifold and clean the intake valves manually or with a chemical cleaner.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

3.2-liter V6

• Ignition coil failure
  • Description/Symptoms: The ignition coils can fail, causing misfires and a rough idle. Symptoms include a check engine light, engine hesitation, and reduced power.
  • Solution: Replace the faulty ignition coil.
  • Estimated Cost to Fix: $150 - $300+
  • Recalls: None Found

Transmission

Six-Speed Manual

• No Issues Found

Six-Speed Automatic

• Transmission control module (TCM) failure
  • Description/Symptoms: The TCM can fail, causing shifting problems, transmission slipping, and a loss of drive. Symptoms include difficulty shifting gears, delayed engagement, and a check engine light.
  • Solution: Replace the TCM.
  • Estimated Cost to Fix: $1,500 - $2,000+
  • Recalls: None Found

Suspension

• Rear suspension control arm bushings failure
  • Description/Symptoms: The rear suspension control arm bushings can wear out or fail, causing excessive noise, vibrations, and poor handling. Symptoms include a clunking or rattling noise from the rear suspension, uneven tire wear, and a misaligned steering wheel.
  • Solution: Replace the failed bushings.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Electrical

• Battery drain
  • Description/Symptoms: The battery can drain prematurely, even when the vehicle is parked. Symptoms include a dead battery, difficulty starting the engine, and electrical system problems.
  • Solution: Identify and fix the source of the battery drain.
  • Estimated Cost to Fix: Varies depending on the cause
  • Recalls: None Found
• Electrical wiring harness issues
  • Description/Symptoms: The electrical wiring harness can develop shorts or open circuits, causing electrical system problems such as flickering lights, malfunctioning gauges, and power window failures.
  • Solution: Repair or replace the damaged wiring harness.
  • Estimated Cost to Fix: $500 - $1,500+
  • Recalls: None Found

Exterior

• Headlight condensation
  • Description/Symptoms: Moisture can accumulate inside the headlights, causing condensation and fogging.
  • Solution: Replace the headlights or repair the seals.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Interior

• Climate control unit failure
  • Description/Symptoms: The climate control unit can fail, causing problems with the heating, ventilation, and air conditioning (HVAC) system. Symptoms include inoperative climate controls, temperature fluctuations, and a loss of airflow.
  • Solution: Replace the climate control unit.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Steering wheel controls failure
  • Description/Symptoms: The steering wheel controls can fail, making it difficult to control the audio system, cruise control, and other functions. Symptoms include unresponsive buttons or switches.
  • Solution: Replace the steering wheel controls or repair the wiring harness.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found

Summary

The 2007 Audi TT Quattro is a stylish and fun-to-drive sports car, but it has been plagued by a number of reliability issues, particularly with the electrical system. Some of these issues can be expensive to fix, so potential buyers should be aware of the potential costs before purchasing a used TT.