2004 Toyota Echo Owners Manual - Page 350

04 01.06 Fuel gauge (type A) If the fuel tank is completely empty, the malfunction indicator lamp comes on. Fill the fuel tank immediately. The indicator lamp goes off after driving several times. If the indicator lamp does not go off, contact your Toyota dealer as soon as possible. Fuel gauge (type B) SU15004 BS15003 The gauge indicates the approximate quantity of fuel remaining in the tank when the ignition switch is on. Nearly full-Needle at "F" Nearly empty-Needle at "E" It is a good idea to keep the tank over 1/4 full. If the fuel level approaches "E" or the low fuel level warning light comes on, fill the fuel tank as soon as possible. On inclines or curves, due to the movement of fuel in the tank, the fuel gauge needle may fluctuate or the low fuel level warning light may come on earlier than usual. The gauge works when the ignition switch is on and indicates the approximate quantity of fuel remaining in the tank. Nearly full-Indicator at "F" Nearly empty-Indicator at "E" It is a good idea to keep the tank over 1/4 full. 88 2004 ECHO S/D from Feb. '04 Prod. (OM52573U)