Replace the battery with a new one if it is discharged.
- You will need the following items:
• Flathead screwdriver (To prevent damage to the key, cover the tip of the screwdriver
with rag.)
• Small Phillips-head screwdriver
• Lithium battery
Vehicles with smart key system: CR1632 Vehicles without smart key system: CR2025
- Replacing the battery (vehicles with smart key system)

Take out the mechanical key.

Remove the cover.

Remove the depleted battery.
Insert a new battery with the “+” terminal facing up.
- Replacing the battery (vehicles without smart key system)

Remove the cover.

Remove the module.

Open the case cover using a flathead screwdriver protected with tape etc. and remove the depleted battery.
Insert a new battery with the “+” terminal facing up.
- If the electronic key battery is discharged
The following symptoms may occur.
• The smart key system and wireless remote control will not function properly.
• The operational range is reduced.
- Use a CR1632 (vehicles with smart key system), or CR2025 (vehicles without smart key system) lithium battery
• Batteries can be purchased at your Toyota dealer, jewelers, or camera stores.
• Replace only with the same or equivalent type recommended by a Toyota dealer.
• Dispose of used batteries according to the local laws.
CAUTION
- Removed battery and other parts
These parts are small and if swallowed by a child they can cause choking.
Keep away from children. Failure to do so could result in death or serious injury.
NOTICE
- For normal operation after replacing the battery
Observe the following precautions to prevent accidents.
• Always work with dry hands.
Moisture may cause the battery to rust.
• Do not touch or move any other components inside the electronic key.
• Do not bend the battery terminals.
Air conditioning filter
Checking and replacing fusesInstallation
INSTALLATION
PROCEDURE
1. INSTALL POWER STEERING ECU ASSEMBLY
(a) Engage the 4 wire harness clamps to the power steering ECU assembly.
(b) Install the power steering ECU assembly with the ...
Removal
REMOVAL
PROCEDURE
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
NOTICE:
When disconnecting the cable, some systems need to be initialized after the cable
is reconnected (See page ).
2. REMOVE FRONT WHEEL RH
3. REMOVE NO. 1 ENGINE UNDER COVER
4. ...
Interior Light Power Source Circuit
DESCRIPTION
The main body ECU (driver side junction block assembly) controls operation of
the DOME CUT relay in order to supply power to the interior lights.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses for circuits related to this ...