1. 1The 2.5 TFSI's direct injection can build carbon on the intake valves, the same pattern seen on other direct-injection Audi/VW engines; budget for walnut-blasting if a high-mileage car has never had it done.
2. 2A cold-start timing-chain rattle traced to a jumped chain has surfaced in owner forums on at least one high-mileage five-cylinder; it isn't backed by a recall or technical service bulletin, but it's worth asking about on a pre-purchase inspection.

• 22V8230002022
  The rearview camera image can go blank or become unresponsive in reverse or when park is manually activated; dealers replace the rearview camera.
• 22V9010002023
  The federal Safety Certification label on the B-pillar is missing weight-capacity information; dealers apply a corrected overlay label.

US NHTSA campaigns for this model. A listed campaign may not apply to a particular car, and may already have been remedied — check a specific car by VIN at nhtsa.gov/recalls.