Toyota Highlander Service Manual: Communication system

Window glass (antenna wire)

REPAIR 1. INSPECT WINDOW GLASS (ANTENNA WIRE) NOTICE: When cleaning the glass, use a soft, dry cloth, and wipe the glass in the direction of the wire. Take care not to damage the wires. Do no ...

Horn system

LOCATION INSPECTION 1. INSPECT RELAY (HORN) (a) Remove the HORN relay from the engine room J/B. (b) Measure the HORN relay resistance. Standard: 2. INSPECT HIGH PITCHED HORN ASSY ...

More about Toyota Highlander:

Wireless remote control/ electronic key battery
Replace the battery with a new one if it is depleted. You will need the following items: Flathead screwdriver  small flathead screwdriver  lithium battery cr2016 (vehicles without a smart key system), or cr2032 (vehicles with a smart key system) Replacing the battery Vehi ...