2001 Toyota Tundra Owners Manual - Page 247
2001 Toyota Tundra Manual
Page 247 highlights
'01 TUNDRA_U (L/O 0008) D Engine continually runs hot; oil pressure gauge stays low If you notice any of these clues, take your vehicle to your Toyota dealer as soon as possible. It probably needs adjustment or repair. CAUTION Do not continue driving with the vehicle unchecked. It could result in serious vehicle damage and possibly personal injury. 236 2001 TUNDRA (OM34416U)