Supported vehicles › Porsche Boxster & Cayman

Porsche Boxster & Cayman diagnostics & coding.

FlatDiag turns your Boxster or Cayman's fault codes into plain English and lets you apply factory coding, all from your iPhone or Mac. The 981 is the car FlatDiag has been validated on end to end.

Coverage

What works on the Porsche Boxster & Cayman.

Chassis codes 987, 981. Only the 981 has been confirmed on a real car so far; the rest are built from the factory diagnostic data and tested against the built-in simulator.

ChassisYearsConnects viaWhat works todayTested on a car
987 (Gen 1)2005-2008OBDLink (Bluetooth)Scan and fault codesSimulator
987c (Gen 2)2009-2012OBDLink (Bluetooth)Scan, fault codes, live data, codingSimulator
9812012-2016OBDLink (Bluetooth)Scan, fault codes, live data, coding, serviceYes, on a real car

The 981 is fully validated on a real car, including its seat, door, and body modules. The first-generation 987 is read-focused for now.

Try it on your Porsche Boxster & Cayman.

FlatDiag is in TestFlight beta. Request access for a beta invite, or explore the whole app first with the built-in simulator, no car required.