AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2002 Audi A4

Overall rating NHTSA-grounded

Below average

Estimated 5-year repair + maintenance cost: $7,500–$13,000

The 2002 Audi A4's rating is influenced by significant owner complaints, primarily concerning the engine and airbag issues. The airbag recall reflects a critical safety concern, requiring immediate resolution.

Most-common failures

Part Typical mileage Cost range Frequency
engine mounts80,000–120,000 miles$300–$700very common
water pump60,000–100,000 miles$400–$800common
suspension components90,000–130,000 miles$500–$1,000common

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil change every 5,000 miles
  • Brake fluid change every 20,000 miles
  • Coolant flush every 30,000 miles
  • Timing belt replacement at 90,000 miles
  • Transmission service every 60,000 miles

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Engine noise during idling
  • Vibrations during acceleration
  • Overheating engine
  • Unresponsive or erratic airbag deployment

Generated by gpt-4o on 6/5/2026. Cost ranges are conservative estimates that account for typical regional variation.