2010 Toyota 4Runner Navigation Manual - Page 202

REAR VIEW MONITOR SYSTEM D If the camera lens becomes dirty, it cannot transmit a clear image. If water droplets, snow, or mud adhere to the lens, rinse with water and wipe with a soft cloth. If the lens is extremely dirty, wash it with a mild cleanser and rinse. D Do not allow organic solvent, car wax, window cleaner or glass coat to adhere to the camera. If this happens, wipe it off as soon as possible. D Use your own eyes to confirm the vehicle's surroundings, as the displayed image may become faint or dark, and moving images will be distorted, or not entirely visible when the outside temperature is low. When backing up, be sure to check behind and all around the vehicle visually and with mirror before proceeding. D Do not use the system in the following cases: D On icy or slick road surfaces, or in snow. D When using tire chains or emergency tires. D On roads that are not flat or straight, such as a slope. D Area displayed on screen Image is displayed approximately level on screen. Corners of bumper NOTICE When replacing the tires, please consult your Toyota dealer. If you replace the tires, the area displayed on the screen may change. The area detected by the camera is limited. The camera does not detect objects which are close to either corner of the bumper or under the bumper. 203