Test Point 9

Fault, DTC 4215 Test Point 9

Rear left speed sensor, open circuit / short to ground / short to B+

Possible causes, elimination, notes

General procedure as for test point 6/diagnostic trouble code 4205.
- Speed sensor signal: Check with the Porsche System Tester 2 via the Actual values menu (call up rear left wheel speed).
- Internal resistance/continuity between PIN 8 and PIN 9 on the control module connector.