P0605

200C01 - P0605

Information saved in
DME

Fault code
200C01 - P0605

Fault text
DME, internal fault, control-unit fault, internal monitoring:
ROM error

Fault description
The diagnostic function monitors internal operations within
the control module to ensure that they are executed
correctly.
(Here focusing on the internal bilateral data
communications)

Condition for fault identification
Test condition:
The fault is recognized when an internal comparison detects
excessively high deviations.
Potential problem source(s):
- Collateral fault from programming error
- Defective DME
Terminal condition: Terminal 15
Voltage condition:
- None
Temperature condition:
- None
Time condition:
- Immediate
Other conditions:
- none

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

Action in service
- If faults related to programming are present, repair these
first
- If the diagnostic fault code has been entered with a
frequency > 3, then replace the DME

Fault effect and breakdown warning
Breakdown notice:
- Allow vehicle to enter sleep mode, then restart may resolve
the problem, although the remedy may only be temporary
Possible apparent symptoms:
- Engine is impossible to restart

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: on

Service instruction
- none