Replace the battery with a new one if it is discharged.
■ You will need the following items:
Lithium battery CR2032
■ Replacing the battery

Remove the cover using a coin protected with tape etc.

Remove the discharged transmitter battery.
Insert a new battery with the “+” terminal facing up.
■If the wireless remote control battery is discharged
The following symptoms may occur.
●The wireless remote control will not function properly.
●The operational range is reduced.
■Use a CR2032 lithium battery
●Batteries can be purchased at your Toyota dealer, jewelers, or camera stores.
●Replace only with the same or equivalent type recommended by your 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.
■Certification for the lithium battery
RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS
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 remote control.
●Do not bend either of the battery terminals.
Air conditioning filter
Checking and replacing fusesDiagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
If a trouble code is displayed during the DTC check, check the circuit listed
for the code in the table below (proceed to the page listed for that circuit).
1. Occupant Detection ECU
HINT:
When DTC B1650/32 is detected as a result of troubleshooting the Supplement ...
Clearance Sonar Main Switch Circuit
DESCRIPTION
The back sonar or clearance sonar switch assembly is installed at the base of
the driver side of the instrument panel.
When the back sonar or clearance sonar switch assembly is turned on, an on signal
is sent to the clearance warning ECU assembly. The intuitive parking assist syste ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Smart Key System
DTC Code
Detection Item
See page
B27A1
Open in Driver Side Electrical Antenna Circuit
B27A5
Open in Front Floor Electrical Key Oscillator Circuit
...