P3202

3091 - P3202

Information saved in
DME

Fault code
3091 - P3202

Fault text
DME, PT-CAN: Communication fault

Fault description
PT-CAN communication fault

Condition for fault identification
Test condition:
none
Terminal condition: Terminal 15
Voltage condition:
Battery voltage wub (0x583C) > 10 V

Condition for fault memory entry
0.02S

Action in service
If this fault has been entered frequently and/or is currently
present;
Check PT CAN
Replace DME

Fault effect and breakdown warning
None
- No tachometer display in the instrument cluster
- DSC failure
- Automatic transmission in limp-home mode
- Brief rpm drop when IHKA automatic climate control
automatic climate control is activated at idle

Driver information
Warning light:
MIL ON

Service instruction
None