2006 Toyota Highlander Owners Manual - Page 173

'06 HIGHLANDER HB_U (L/O 0503) If the message appears, stop the vehicle as soon as possible and check the engine compartment. For detailed instructions, see "If your vehicle overheats" on page 343. Your vehicle may overheat during severe operating conditions, such as: (i) This message is to warn the driver that the hybrid system is malfunctioning. If a malfunction of the hybrid system is detected, the message appears with the master warning light and warning tone when the ignition is on. If the message appears, stop the vehicle as soon as possible and contact a Toyota dealer. (j) (All wheel drive models only) This message is to warn the driver that the all wheel drive system is malfunctioning. If a malfunction of all wheel drive system is detected, the message appears with the master warning light and warning tone when the ignition is on. If the message appears, have the vehicle checked by a Toyota dealer as soon as possible. (k) This message is to remind the driver that the moonroof is open. If the moonroof is open with the ignition off, the message appears with the master warning light and warning tone when the driver opens the door. If the message moonroof. (l) This message is to warn the driver that the transmission is not in the "P" position when leaving the vehicle. If the transmission is not in the "P" position with the ignition on, the message appears with the master warning light and warning tone when the driver's door is opened. If the message appears, put the transmission in the "P" position. appears, close the D Driving up a long hill on a hot day. D Reducing speed or stopping after high speed driving. NOTICE z Do not remove the thermostat in the cooling system as this may cause the hybrid system to overheat. The thermostat is designed to control the flow of coolant to keep the temperature of the engine within the specified operating range. z Continued driving with the message displayed could result in the overheating of the hybrid system. 160 2006 HIGHLANDER (Hybrid) from Mar. '05 Prod. (OM48530U)