P3255
2E96 – P3255
Information saved in
DME
Fault code
2E96 – P3255
Fault text
Generator, under-excitation
Fault description
Generator Voltage in Starting Phase above Threshold
Condition for fault identification
Test condition:
Commercial vehicle > 350 rpm, alternator underexcitation
requested
Terminal condition: Terminal 15 ON
Voltage condition:
none
Condition for fault memory entry
Never, diagnosis not active
Action in service
1. Check wire (BSD_BUS) connecting alternator and DME.
2. Check plug-in connection at alternator.
3. Replace alternator.
Fault effect and breakdown warning
Driver information
Warning light:
MIL relevance not yet defined
