Toyota Highlander Owners Manual: Theft deterrent system

Exhaust gas precautions

Harmful substance to the human body is included in exhaust gases if inhaled Warning Exhaust gases include harmful carbon monoxide (co), which is colorless and odorless. Observe the ...

Engine immobilizer system

The vehicle’s keys have built-in transponder chips that prevent the engine from starting if a key has not been previously registered in the vehicle’s on-board computer. Never leave the keys i ...

More about Toyota Highlander:

Warning message and warning buzzer list
Warning message Details/actions Color display only Indicates that:  there is a high possibility of a frontal collision; or  the pre-collision braking function is operating a buzzer also sounds.  Slow the vehicle by ...