2AAC - P14C3

2020 BMW 128i Coupe (E82) L6-3.0L (N51) Diagnostic Trouble Codes ( DTC ): Service instruction

none

2AAC

2AAC - P14C3

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