2015 Porsche Cayman Pre-Purchase Inspection Checklist
Known Issues — 2015 Porsche Cayman
CRITICAL
Bore scoring on naturally aspirated flat-six — oil consumption and loss of compression
MODERATE
IMS bearing on earlier 981 examples — check manufacture date
MODERATE
Coolant leaks from heat exchanger connections on high-mileage units
MODERATE
PDK transmission valve body wear causing jerky shifts
MINOR
HVAC blend door actuator failure
MODERATE
Clutch wear on manual-equipped Caymans used on track
What to Inspect
- Compression and leakdown test — mandatory for NA flat-six bore scoring
- Oil consumption check — more than 1qt/1000mi is concerning
- PDK shifts across all speed ranges
- Heat exchanger area for coolant seepage
- Manual clutch engagement feel and pedal behavior
- Check for track use evidence — brake dust, worn pedals, roll cage
Expected Maintenance Costs
| Service | Interval | Cost |
|---|---|---|
| Engine oil service | every 10,000 miles | $180-$300 |
| Major service (plugs, filters, fluids) | every 30,000 miles | $700-$1,100 |
| PDK transmission fluid | every 40,000 miles | $250-$450 |
| Clutch replacement (manual) | as needed (30,000-80,000 miles) | $1,500-$2,500 |
| Brake pad/rotor replacement | every 25,000-40,000 miles | $600-$1,000 |
| Tire replacement | every 20,000-30,000 miles | $800-$1,400 |
Get a Personalized AI Inspection Report
The data above covers common issues. For a comprehensive, AI-generated report specific to this vehicle — including detailed checks for every system, red flags, and a full verdict — generate your free report below.
2 free reports per day · No account needed
More Porsche Inspection Checklists
Maintenance Guides for Porsche Owners
Want a complete buying guide? Read our Used Car Buying Inspection Checklist.