P0026

P0026

Valve lift control, bank 1 output stage - open circuit

Diagnosis conditions
- Engine running

Possible fault cause
- Open circuit in triggering wire
- Open circuit in B+ supply
- Solenoid hydraulic valve faulty

Affected terminals
III/1

Diagnosis/troubleshooting

NOTE: The wiring for the solenoid hydraulic valve is routed via the connector X 59/2 pin 8







Valve lift control, bank 1, output stage - below limit

Diagnosis conditions
- Engine running

Possible fault cause
- Triggering wire short to ground
- Solenoid hydraulic valve faulty

Affected terminals
III/1

Diagnosis/troubleshooting

NOTE: The wiring for the solenoid hydraulic valve is routed via the connector X 59/2 pin 8







Valve lift control, bank 1, output stage - above limit

Diagnosis conditions
- Engine running

Possible fault cause
- Triggering wire short to B+

Affected terminals
III/1

Diagnosis/troubleshooting

NOTE: The wiring for the solenoid hydraulic valve is routed via the connector X 59/2 pin 8