The following keys are provided with the vehicle.
Vehicles without engine immobilizer
system

Master keys
Key number plate
Vehicles with engine immobilizer
system

Master keys
Key number plate
■Key number plate
Keep the plate in a safe place such as your wallet, not in the vehicle. In the event that a key is lost, a new key can be made by your Toyota dealer using the key number plate.
NOTICE
■To prevent key damage (vehicles with engine immobilizer system)
●Do not subject the keys to strong shocks, expose them to high temperatures by placing them in direct sunlight, or get them wet.
●Do not expose the keys to electromagnetic materials or attach any material that blocks electromagnetic waves to the key surface.
Before drivingImmobiliser System does not Operate Properly
DESCRIPTION
The engine immobiliser system compares the ID code that is registered in the
certification ECU (smart key ECU assembly) with the ID code of the transponder chip
that is embedded in the electrical key transmitter sub-assembly.
WIRING DIAGRAM
(See page ).
CAUTION / NOTICE / HINT
...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
HINT:
If a trouble code is output during the DTC check, inspect the trouble areas listed
for that code. For details of the code, refer to "See page" in the DTC chart.
Wireless Door Lock Control System
DTC Code
Detection Item
...
Precaution
PRECAUTION
1. PRECAUTION
(a) Before starting work on the fuel system, including inspections and repairs,
disconnect the cable from the negative (-) battery terminal.
(b) Do not smoke or work near fire when performing work on the fuel system.
(c) Keep gasoline away from rubber or leather parts. ...