P1521

1C5004 - P1521

Information saved in
DME

Fault code
1C5004 - P1521

Fault text
Oil-condition sensor: communication fault

Fault description
The diagnostic function monitors the oil condition sensor.

Condition for fault identification
Test condition:
The fault is recognized when the oil condition sensor's self-
diagnosis recognizes a communications error.
Potential problem source(s):
- Open circuit in BSD between oil condition sensor and
DME
- Oil condition sensor defective
Terminal condition: Terminal 15
Voltage condition:
- Electrical system voltage > 9 V
Temperature condition:
- None
Time condition:
- None
Other conditions:
- none

Condition for fault memory entry
This fault is logged in the control module's fault memory if
it remains present for longer than 10 sec.

Action in service
- Check BSD between oil condition sensor and DME
- Replace oil condition sensor

Fault effect and breakdown warning
Breakdown notice:
- none
Possible apparent symptoms:
- none

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

Service instruction
- none