1C0001

1C0001 - P159E

Information saved in
DME

Fault code
1C0001 - P159E

Fault text
Engine-oil pressure control, dynamic: pressure fluctuations

Fault description
The diagnostic function monitors the oscillation
characteristics of the oil pressure.

Condition for fault identification
Test condition:
The fault is recognized when the oil pressure rises above the
limit several times within a defined period.
Potential problem source(s):
- Oil pressure control valve defective
- Oil pump defective
Terminal condition: Terminal 15
Voltage condition:
- Onboard electrical system voltage between 9 V and 16 V
Temperature condition:
- Engine warmed to normal temp, above 80 °C
Time condition:
- None
Other conditions:
- Engine ON

Condition for fault memory entry
This fault is logged in the control module's fault memory
immediately.

Action in service
- Replace oil pressure control valve
- Replace oil pump

Fault effect and breakdown warning
Breakdown notice:
- none
Possible apparent symptoms:
- Vibration noise at a frequency between 5 Hz and 7 Hz

Driver information
Warning light:
- ECE emissions warning lamp: off
- ECE electronic engine power reduction: off
- CC message: none
- US emissions warning lamp: off
- US electronic engine power reduction: off
- CC message: none

Service instruction
- none