See also:

CHECK ENGINE Malfunction indicatorlight
On-Board Diagnostics II (OBDII): As you drive, a computer called "OBDII" monitors your vehicle's engine, transmission, electrical and emission systems. The CHECK ENGINE light will light ...

Heated oxygen sensors
The heated oxygen sensors monitor the oxygen content of the exhaust gases. Readings are fed into a control module that continuously monitors engine functions and controls fuel injection. The r ...

Tailgate wiper/washer
A section of the switch O Neutral position: The wiper is switched off B Normal (continuous) wiping: Press the lower section of the switch Move the lever forward to start the tailgate washer. A ...