See also:

How to handle the sensor
The sensor for the Preview Function is common with Intelligent Cruise Control and is located below the front bumper. To keep the Preview Function operating properly, be sure to observe the following: ...

Washing
Wash dirt off the vehicle with a wet sponge and plenty of water. Clean the vehicle thoroughly using a mild soap, a special vehicle soap or general purpose dishwashing liquid mixed with clean, lukewarm ...

Intelligent Key battery replacement
Replace the battery as follows: 1. Release the lock knob at the back of the Intelligent Key and remove the mechanical key. 2. Insert a flat-blade screwdriver A wrapped with a cloth into the slit B ...