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 capInstallation
Install generator assembly
Confirm that the wire harness of the crankshaft
position sensor is secured to the wire harness
clamp bracket through the back of the rib of the
timing chain cover.
Install the generator with the 2 bolts.
Torque: 21 n*m (215 kgf*cm, 16 ft.*Lb ...
Do-it-yourself service
precautions
If you perform maintenance by yourself, be sure to follow the
correct procedure as given in these sections.
Caution
The engine compartment contains many mechanisms and fluids that may
move suddenly, become hot, or become electrically energized. To avoid death
or serious injury, obse ...
Removal
Table of bolt, screw and nut
Hint:
All bolts, screws and nuts relevant to installing and
removing the instrument panel are shown along with
their alphabet codes in the table below.
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconne ...