Toyota 2005 Tacoma Owner's Manual page 174

05 02.25
If the indicator or buzzer comes on...
Low fuel level
(h)
warning light
or
(i)
(j)
(k)
(l)
(m)
(n) Key reminder buzzer
148
Fill up tank.
Take vehicle to Toyota dealer.
If brake system warning light is also on, stop immediately and contact Toyota dealer.
Take vehicle to Toyota dealer.
Close all doors.
Take vehicle to Toyota dealer immediately.
Stop and check.
Remove key.
2005 TACOMA from Mar. '05 Prod. (OM35862U)
Do this.