2019 BMW 128i Convertible (E88) L6-3.0L (N51) A L L Diagnostic Trouble Codes ( DTC ): Manufacturer Code Charts Page 33
Information saved in
DME
Fault code
2AAC - P14C3
Fault text
Variable intake system 2, self-diagnosis
Fault description
DISA (Differentiated Intake Manifold) Actuator 2
Mechanical or Hardware Defect
Condition for fault identification
Test condition:
Monitoring of DISA controller
(no valve)
Engine speed > 500 rpm
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system > 10 V
Condition for fault memory entry
Valve must lock up mechanically 10 times in succession.
(5x open and 5x closed)
Action in service
Replace small DISA valve
Fault effect and breakdown warning
Driver information
Warning light:
none
Service instruction
none
2AAD - P1244 (DME)
2AAD - P1244
Information saved in
DME
Fault code
2AAD - P1244
Fault text
Fuel pump, emergency shutoff
Fault description
Fuel Pump Emergency Cut-Off
Condition for fault identification
Test condition:
none
Terminal condition: none
Voltage condition:
none
Condition for fault memory entry
none
Action in service
none
Fault effect and breakdown warning
