2019 BMW 128i Convertible (E88) L6-3.0L (N51) A L L Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts Page 292
DME
Fault code
2F9A - P0070
Fault text
Ambient temperature sensor, communication
Fault description
Ambient Air Temperature Sensor Circuit
Condition for fault identification
Test condition:
Ambient temperature sensor signal communications monitor
Terminal condition: Terminal 15 ON
Voltage condition:
none
Condition for fault memory entry
22 sec.
Action in service
1) Visual inspection of sensor
2) Electrical check on sensor wire and power wires
3) Sensor replacement
Fault effect and breakdown warning
Driver information
Warning light:
MIL ON in US versions only
Service instruction
none
2F9A - P0072 (DME)
2F9A - P0072
Information saved in
DME
Fault code
2F9A - P0072
Fault text
Ambient temperature sensor, communication
Fault description
Ambient Air Temperature Sensor Circuit Low
Condition for fault identification
Test condition:
Ambient temperature sensor signal communications monitor
Terminal condition: Terminal 15 ON
Voltage condition:
none
Condition for fault memory entry
22 sec.
Action in service
1) Visual inspection of sensor
2) Electrical check on sensor wire and power wires
3) Sensor replacement
Fault effect and breakdown warning
