2007 Toyota Highlander Owners Manual - Page 352

'07 HIGHLANDER HV_U (L/O 0608) If your vehicle will not start- (a) Simple checks Before making these checks, make sure you have sufficient fuel and that you have followed the correct starting procedure given in "How to start the hybrid system" on page 324 in Section 3. If your vehicle is equipped with the engine immobilizer system, also check whether the other keys will start the hybrid system. If they work, your key may be broken. Have the key checked at your Toyota dealer. If none of your keys work, there may be a malfunction in the immobilizer system. Call your Toyota dealer. (See "Keys (with engine immobilizer system)" on page 22 in Section 1−2.) If the instrument cluster dims or the instrument cluster display turns off with the ignition on...1. Check that the 12 volt battery terminals are tight and clean. 2. If the 12 volt battery terminals are O.K., the 12 volt battery is discharged. You may try jump starting. See "(b) Jump starting" on page 338 for further instructions. If the instrument cluster displays with normal brightness levels with the ignition on...The hybrid system may be faulty. Contact your Toyota dealer. (b) Jump starting If the 12 volt battery is discharged, the hybrid system can be started by jump starting. Depending on the vehicle condition, however, the hybrid system may not start. To avoid serious injury and damage to your vehicle which might result from an explosion of the battery, acid burns, electrical burns, or damaged electronic components, follow instructions carefully. If you are unsure about how to follow this procedure, we strongly recommend that you seek the help of a competent mechanic or towing service. CAUTION D Batteries contain sulfuric acid which is poisonous and corrosive. Wear protective safety glasses when jump starting, and avoid spilling acid on your skin, clothing, or vehicle. NOTICE Hybrid vehicles started. cannot be push− 338 2007 HIGHLANDER HV from July '06 Prod. (OM48685U)