Other information:
Starting and Stopping the Engine – Warning Lamps
Malfunction Indicator Lamp
If it illuminates when the
engine
is running, the on-board
diagnostics system is detecting
a malfunction of the vehicle emission
control system.
If it flashes, engine misfire could be
occurring...
The modem has a SIM. The
modem was enabled when your
vehicle was built and periodically
sends messages to stay connected to the
cell phone network, receive automatic
software updates and send vehicle-related
information to us, for example diagnostic
information...