Toyota 2004 Solara Owner's Manual page 138

If the indicator or buzzer comes on...
(h)
or
(i)
(j)
(k)
(l)
(m)
(n)
(o)
Key reminder buzzer
130
'04 Solara_U (L/O 0402)
Take vehicle to Toyota dealer. If brake system warning light is also on, stop
immediately and contact Toyota dealer.
Close all doors.
Take vehicle to Toyota dealer immediately.
Adjust tire inflation pressure. If the light remains, contact Toyota dealer.
Add washer fluid.
Take vehicle to Toyota dealer.
Replace engine oil.
Remove key.
Do this.
2004 SOLARA from Feb. '04 Prod. (OM33640U)