2004 Toyota Tundra Owners Manual - Page 228
2004 Toyota Tundra Manual
Page 228 highlights
'04 TUNDRA_U (L/O 0309) NOTICE Do not leave the controller exposed to high temperatures (such as on the instrument panel) for a long time, otherwise the controller may be damaged. 228 2004 TUNDRA from Sep. '03 Prod. (OM34426U)