2004 Toyota Tacoma Owners Manual - Page 23
2004 Toyota Tacoma Manual
Page 23 highlights
'04 Tacoma U (L/O 0309) CAUTION D Make sure the cap is tightened securely to prevent fuel spillage in the event of an accident. D Use only a genuine Toyota fuel tank cap for replacement. It is designed to regulate fuel tank pressure. 23 2004 TACOMA from Sep. '03 Prod. (OM35814U)