2010 Toyota Highlander Owners Manual - Page 223

2-2. Instrument cluster "ECON" indicator (→P. 187) Variable economy zone indicator (→P. 172) "READY" indicator (→P. 180) "EV" indicator (→P. 184) *1: For vehicles sold in U.S.A. *2: For vehicles sold in Canada *3: These lights turn on when the 2 When driving "POWER" switch is turned to ON mode to indicate that a system check is being performed. They will turn off after the hybrid system is started, or after a few seconds. There may be a malfunction in a system if a light does not come on, or if the lights do not turn off. Have the vehicle inspected by your Toyota dealer for details.