2019 BMW 128i Convertible (E88) L6-3.0L (N51) A L L Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts Page 271
Generator
Fault description
Generator Control Circuit
Condition for fault identification
Test condition:
El. fault
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system > 10 V
Condition for fault memory entry
Commercial vehicle >350 rpm,
No communications fault
Action in service
With confirmation from restart
==> Replace alternator
Fault effect and breakdown warning
Driver information
Warning light:
Charge indicator lamp
Service instruction
none
2E97 - P0A3B (DME)
2E97 - P0A3B
Information saved in
DME
Fault code
2E97 - P0A3B
Fault text
Generator
Fault description
Generator Over Temperature
Condition for fault identification
Test condition:
Overtemperature fault
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system > 10 V
Condition for fault memory entry
Commercial vehicle >350 rpm,
No communications fault
Action in service
Inspect alternator for unobstructed air current.
Fault effect and breakdown warning
