2F64

2F64 - P15C7

Information saved in
DME

Fault code
2F64 - P15C7

Fault text
Oil-pressure control valve, mechanical:

Fault description
Oil-pressure control valve, mechanical

Condition for fault identification
Test condition:
The error is recognized when the system briefly switches to
emergency backup status owing to excessively high oil
pressure more than 10 times in a single driving cycle.
Terminal condition: Terminal 15
Voltage condition:
Voltage in onboard electrical system >10V

Condition for fault memory entry
The fault must appear 10 times in sequence in accordance
with the debounce frequency.
Otherwise the debounce counter is reset and the debounce
process starts again at the beginning.

Action in service
1. Check the oil to confirm that an officially-approved oil
has been used. If the incorrect oil has been used the response
is limited to performing an oil change and carrying out a
road test.
2. If the problem reappears replace the oil-pressure control
valve + oil change
3. If the problem still continues to appear replace the entire
pump assembly (pump + valve)

Fault effect and breakdown warning
None
Best case scenario:
Slight increase in fuel consumption
Possible noise generation (oil pump whines)
CC message with the red oil can lights up

Driver information
Warning light:
The CC message with red oil can may also appear (ID 212)

Service instruction
None