Replace the battery with a new one if it is depleted.
You will need the following items:
Replacing the battery 1. Remove the cover. To prevent damage to the key, cover the tip of the screwdriver with a rag. To prevent the buttons from being disassembled, face the button surface downward. 2. Remove the module. 3. Open the case cover using a coin protected with tape, etc., and remove the depleted battery. Insert a new battery with the "+" terminal facing up. ■Use a CR2016 lithium battery
■If the key battery is depleted The following symptoms may occur:
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Toyota Tundra Service Manual > Audio And Visual System: CD/DVD Sound Skips
PROCEDURE 1. CHECK DISC (a) Check that the disc is not deformed or cracked. OK: No deformation or cracks on the disc. NG CHANGE DISC OK 2. CHECK DISC (a) Disc cleaning (1) If dirt is on the disc surface, wipe it clean with a soft cloth from the inside to the outside in a radial direction. OK: Malfun ...