See also:

Event Data Recorders (EDR)
This vehicle is equipped with an Event Data Recorder (EDR). The main purpose of an EDR is to record, in certain crash or near crash-like situations, such as an air bag deployment or hitting a road ...

Tachometer
The tachometer indicates engine speed in revolutions per minute (rpm). Do not rev engine into the red zone 1 . CAUTION When engine speed approaches the red zone, reduce engine speed. Operating ...

Readiness for Inspection/Maintenance (I/M) test
A vehicle equipped with All-Wheel Drive (AWD) should never be tested using a two wheel dynamometer (such as the dynamometers used by some states for emissions testing), or similar equipment. Make ...