See also:

Gauges and meters
The units used on the speedometer and the tachometer gauge display may differ depending on the model/type. The following gauges, meters and display illuminate when the “ENGINE START STOP” switch ...

If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs adjustment or repair. Contact your Lexus dealer as soon as possible. Visible symptoms Fluid leaks under the vehicle (Water ...

Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction indic ...