2018 Audi TT RS Quattro

The 2018 Audi TT RS Quattro is a high-performance sports coupe known for its exhilarating acceleration and nimble handling. It came standard with only one engine option, a turbocharged 2.5-liter inline-5 cylinder engine that produces 400 horsepower and 354 lb-ft of torque, mated exclusively to a 7-speed S tronic dual-clutch transmission. Owners generally praise the car’s incredible performance, stylish design, and well-appointed interior. Common criticisms include the somewhat firm ride, limited rear passenger space, and a less engaging exhaust note compared to some rivals.

Engine

2.5L Turbocharged Inline-5

• Turbocharger Failure
  • Description/Symptoms: Whining noise from the turbo, loss of power, check engine light. Can be caused by oil starvation or impeller damage.
  • Solution: Replace the turbocharger.
  • Estimated Cost to Fix: $2,500 - $4,000+
  • Recalls: None Found
• Oil Consumption
  • Description/Symptoms: Some owners have reported higher than expected oil consumption, requiring frequent top-offs between scheduled oil changes.
  • Solution: In some cases, a software update or PCV valve replacement may help. More severe cases may require piston ring replacement, a costly and labor-intensive repair.
  • Estimated Cost to Fix: $100 (Software Update) to $5,000+ (Piston Ring Replacement)
  • Recalls: None Found

Transmission

7-Speed S tronic Dual-Clutch

• Mechatronic Unit Failure
  • Description/Symptoms: Erratic shifting, failure to engage gears, transmission fault codes.
  • Solution: Replace the mechatronic unit.
  • Estimated Cost to Fix: $2,500 - $4,000+
  • Recalls: None Found
• Clutch Wear/Failure
  • Description/Symptoms: Slipping during acceleration, rough shifting, shuddering.
  • Solution: Replace the clutch pack.
  • Estimated Cost to Fix: $2,000 - $3,500+
  • Recalls: None Found

Suspension

• Magnetic Ride Control Issues
  • Description/Symptoms: Failure of the magnetic ride dampers, leading to uneven damping, a bouncy ride, and error messages.
  • Solution: Replace the affected dampers.
  • Estimated Cost to Fix: $1,500 - $2,500+ per damper
  • Recalls: None Found

Electrical

• Infotainment System Glitches
  • Description/Symptoms: Freezing, lagging, unresponsive touchscreen, Bluetooth connectivity problems.
  • Solution: Software updates, system reset, or replacement of the MMI unit.
  • Estimated Cost to Fix: $0 (Software Update) - $2,000+ (MMI Unit Replacement)
  • Recalls: None Found
• Sensor Malfunctions
  • Description/Symptoms: Faulty readings from various sensors (e.g., tire pressure, parking sensors), leading to warning lights and system malfunctions.
  • Solution: Replace the faulty sensor.
  • Estimated Cost to Fix: $100 - $500+ per sensor
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• No Issues Found

Summary

The 2018 Audi TT RS Quattro is a thrilling performance car, but potential buyers should be aware of potential issues, especially with the engine, transmission, and suspension. The severity of these issues ranges from minor infotainment glitches to major mechanical failures like turbocharger or mechatronic unit failure. Repair costs can be significant, potentially exceeding several thousand dollars for some problems. While not every TT RS will experience these issues, due diligence and a thorough pre-purchase inspection are highly recommended.