Monday, April 13, 2020

2010-2020 BMW 128i Diagnostic and Repair Information

2AC6 – P1540 (DME)

2AC6 – P1540

Information saved in

DME

Fault code

2AC6 – P1540

Fault text

Button, Dynamic Driving Control (SPORT button), signal

Fault description

Driving Dynamics Control Switch High Input

Condition for fault identification

Test condition:

SPORT switch monitoring

only with CAN -11 network

Terminal condition: Terminal 15 ON

Voltage condition:

none

Condition for fault memory entry

none

Action in service

1) Electrical check on switch wire and power wires

2) Visual inspection of plug-in connections (on component

and DME ends)

3) Switch replacement

Fault effect and breakdown warning