2019 BMW 128i Convertible (E88) L6-3.0L (N51) A L L Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts Page 191
Air Mass Flow Sensor Signal Range
Condition for fault identification
Test condition:
Engine start completed
Terminal condition: Terminal 15 ON
Voltage condition:
OBD1 conditions met (voltage between 10 V and 16 V)
Condition for fault memory entry
0.2 sec.
Action in service
1) Visual inspection of plug-in terminals (at components and
DME)
2) Perform electrical check on sensor wire, power supply
and ground
3) Replace sensor
Fault effect and breakdown warning
Driver information
Warning light:
MIL ON
Service instruction
none
2D0F - P116D (DME)
2D0F - P116D
Information saved in
DME
Fault code
2D0F - P116D
Fault text
Air-mass sensor, signal
Fault description
Air Mass Flow Sensor Signal Gradient Error
Condition for fault identification
Test condition:
Data content defined for this fault
Terminal condition: none
Voltage condition:
none
Condition for fault memory entry
none
Action in service
Data content defined for this fault
Fault effect and breakdown warning
