P3223

2E34 - P3223

Information saved in
DME

Fault code
2E34 - P3223

Fault text
Generator, mechanical

Fault description
Alternator, mechanical: Malfunction

Condition for fault identification
Test condition:
The error is recognized by complex self-diagnosis routines
in the regulator and transmitted to the DME via the BSD
interface bus.
Terminal condition: Terminal 15
Voltage condition:
Alternator specified voltage for min. 5 sec.: high electrical
system voltage +1.0 V or greater than 14 V

Condition for fault memory entry
25.5 sec.

Action in service
- Check alternator drive (belt)
- Replace alternator

Fault effect and breakdown warning
None
- Charge indicator lamp lights up
- Breakdown in extreme cases

Driver information
Warning light:
none

Service instruction
Can occur during vehicle servicing when external power
source is connected, etc.