2003 Audi S8

Introduction: The 2003 Audi S8 is a high-performance luxury sedan powered by a naturally aspirated 4.2L V8 engine. It offers a refined and comfortable driving experience, but owners have reported some issues with the vehicle.

Engine

• 4.2L V8 Engine
  • Intake Valve Sticking: Intake valves can stick due to carbon buildup, causing engine misfires and decreased performance.
    • Solution: Clean or replace intake valves.
    • Estimated Cost to Fix: $500 - $1,000+
  • Timing Chain Tensioner Failure: The timing chain tensioner can fail, leading to a stretched or broken timing chain.
    • Solution: Replace timing chain and tensioner.
    • Estimated Cost to Fix: $2,000 - $3,000+
    • Recalls: 10V181

Transmission

• Tiptronic 6-Speed Automatic Transmission
  • Mechatronic Unit Failure: The mechatronic unit controls the transmission’s functions and can fail, causing shifting problems or loss of power.
    • Solution: Replace mechatronic unit.
    • Estimated Cost to Fix: $2,500 - $4,000+
    • Recalls: 14V200

Suspension

• No Issues Found

Electrical

• Electrical System Problems: Various electrical issues have been reported, including flickering headlights, malfunctioning gauges, and battery drain. * Solution: Diagnose and repair or replace specific electrical components. * Estimated Cost to Fix: $200 - $2,000+

Exterior

• Sunroof Drains Clogging: Sunroof drains can become clogged, leading to water leaks into the cabin. * Solution: Clean sunroof drains. * Estimated Cost to Fix: $20 - $100

Interior

• Climate Control Unit Failure: The climate control unit can fail, resulting in malfunctioning air conditioning or heating. * Solution: Replace climate control unit. * Estimated Cost to Fix: $500 - $1,000+

Summary: The 2003 Audi S8 is a capable and luxurious sedan, but it has a history of engine and transmission issues. These problems can be expensive to fix, especially the more severe timing chain and transmission issues. Electrical problems and sunroof drain issues are also common. Overall, the S8’s reliability is below average, so buyers should be prepared for potential repairs.