2019 BMW 128i Convertible (E88) L6-3.0L (N51) A L L Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts Page 305
Fault code
2F71 - P3228
Fault text
Electronics-box fan, activation
Fault description
E-Box Control Circuit Fan Open Circuit
Condition for fault identification
Test condition:
E-module fan activation-control monitor
Component must be installed
Tester must be used to trigger component for at least 15 sec.
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system > 10 V
Condition for fault memory entry
5 sec.
Action in service
1Check wiring
Repair if defective
If wiring is OK proceed
to check component
Fault effect and breakdown warning
Driver information
Warning light:
No display
Service instruction
none
2F76 - P2228 (DME)
2F76 - P2228
Information saved in
DME
Fault code
2F76 - P2228
Fault text
Ambient-pressure sensor, signal
Fault description
Barometric Pressure Circuit Low
Condition for fault identification
Test condition:
Ambient pressure sensor signal monitor
Terminal condition: Terminal 15, engine on
Voltage condition:
Voltage in onboard electrical system > 10 V
Condition for fault memory entry
0.5 sec.
Action in service
Replace DME; this is an internal component
Fault effect and breakdown warning
