When driving

Headlight control sensor (if equipped)

~1min read
The sensor may not function properly if

The sensor may not function properly if an object is placed on the sensor, or anything that blocks the sensor is affixed to the windshield.

Doing so interferes with the sensor detecting the level of ambient light and may cause the automatic headlight system to malfunction.

Test yourself

A quick Toyota Camry quiz: every answer comes with an explanation and a link to the manual page.