P0090

4330 - P0090

Information saved in
DDE

Fault code
4330 - P0090

Fault text
DDE: Rail-pressure control valve, activation: Open circuit

Fault description
The DDE recognizes an open circuit error in the output stage
for the rail pressure control valve.

Condition for fault identification
Test condition:
The check frequency depends on the process sequence
control.
Voltage condition:
The check frequency depends on the process sequence
control.

Condition for fault memory entry
Debounce (100 ms)

Action in service
1. Check wires and plug connections.
2. If wiring and plug connections are OK:
Replace rail pressure control valve.

Fault effect and breakdown warning
Proceed to the nearest BMW Service facility.

Driver information
Warning light:
MIL

Service instruction
none