P2090

P2090

Exhaust Camshaft Output Stage - Below Limit

Diagnosis conditions
- Battery positive voltage between 10 V and 16 V
- Time elapsed after engine start-up > 10 seconds

Possible fault cause
- Short circuit to ground in triggering wire
- Exhaust camshaft adjuster faulty (short circuit to casing)
- DME control module faulty

Affected pins
DME control module connector B, pin 120, and exhaust camshaft adjuster, pin 2

Diagnosis/troubleshooting

NOTE: If fault P2092 is identified, the camshaft rises to its maximum advance angle.

NOTE: The wiring for fuse F9 and exhaust camshaft adjuster, pin 1, is routed via the KE7 disconnection point, pin 6.