P0192

3F31 - P0192

Information saved in
DDE

Fault code
3F31 - P0192

Fault text
DDE: Rail-pressure sensor, signal: Short circuit to ground

Fault description
Rail-pressure sensor monitoring function. The diagnostic
trouble code is logged when the raw sensor signal (voltage)
is less than 256 mV.

Condition for fault identification
Test condition:
The monitoring functions are only performed when no
sensor power-supply fault diagnostic trouble code has been
logged.
The test routine is executed continuously in a 10 ms grid.
Voltage condition:
The monitoring functions are only performed when no
sensor power-supply fault diagnostic trouble code has been
logged.
The test routine is executed continuously in a 10 ms grid.

Condition for fault memory entry
Debounce (140 ms)

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

Fault effect and breakdown warning
The error disables regeneration in the particulate filter.
Proceed to the nearest BMW Service facility.

Driver information
Warning light:
MIL_SVS

Service instruction
none