After refueling, turn the fuel tank cap until you hear a click. Once the cap is released, it will turn slightly in the opposite direction.

Caution
When replacing the fuel tank cap
Do not use anything but a genuine toyota fuel tank cap designed for your vehicle. Doing so may cause a fire or other incident which may result in death or serious injury.
Opening the fuel tank capInitialization
Zero point calibration
Notice:
Make sure that the front passenger seat is not
occupied before performing the operation.
Hint:
Perform the zero point calibration and sensitivity check if
any of the following conditions apply.
The occupant classification ecu is replaced.
Accessories ( ...
Reassembly
Hint:
When installing the ornament plate and emblem, heat the
radiator grille, ornament plate and emblem using a heat light.
Standard heating temperature
Notice:
Do not heat the emblem base and emblem excessively.
Install radiator grille emblem
Attach the 4 claws to install the radi ...
For vehicles equipped with vehicle stability (vsc) system
Notices when using drum tester
Before beginning testing, disable the vsc. To
disable the vsc, turn the ignition switch off
and connect sst to terminals 12 (ts) and 4
(cg) of the dlc3.
Sst 09843-18040
Notice:
Confirm that the vsc warning light blinks.
Vsc system will be r ...