Toyota Land Cruiser Owner's Manual page 513

5-2. Steps to take in an emergency
Follow the correction procedures.
After taking the specified steps to correct the suspected problem,
check that the warning light turns off.
Warning light
512
Warning light/Details
Open door warning light
* 1
(warning buzzer)
Indicates that a door is not
fully closed.
Low fuel level warning
light
Indicates that remaining
fuel is about 20.0 L (5.3
gal., 4.4 Imp.gal.) or less
(7.8 L [2.1 gal., 1.7
Imp.gal.] or less in the sub
fuel tank) if the light comes
on. (vehicles with sub fuel
tank)
Indicates that remaining
fuel is about 15.0 L
(4.0 gal., 3.3 Imp. gal.) or
less. (vehicles without sub
fuel tank)
Indicates a malfunction in
the fuel tank system if the
light flashes. (vehicles with
diesel engine)
Correction procedure
Check that all doors are
closed.
Refuel the vehicle.
Have the system checked
by your Toyota dealer.