

The immobilizer light should come on briefly as the engine is started. If it does not come on, have the vehicle serviced by your dealer. If the system is working normally, the indicator light turns off.
If the light stays on and the engine does not start, there could be a problem with the immobilizer system. See Immobilizer Operation.
Chevrolet Sonic. Malfunction Indicator Lamp
A computer system called OBD II (On-Board Diagnostics-Second Generation) monitors
the operation of the vehicle to ensure emissions are at acceptable levels, helping
to maintain a clean environment ...
Mazda 2. Rocking the Vehicle
WARNING
Do not spin the wheels at high speed,
and do not allow anyone to stand
behind a wheel when pushing the
vehicle:
When the vehicle is stuck, spinning
the wheels at high speed is dangerous. ...
Nissan Micra. Rear hatch (Hatchback)
WARNING
The rear hatch must be closed securely
before driving. An open rear hatch could
allow dangerous exhaust gases to be
drawn inside the vehicle. For additional
information, ...