2008 Lexus GS 450h Owners Manual - Page 426

4-3. Do-it-yourself maintenance n Exterior Make sure that the battery terminals are not corroded and that there are no loose connections, cracks, or loose clamps. Terminals Hold-down clamp n Before recharging When recharging, the battery produces hydrogen gas which is flammable and explosive. Therefore, before recharging: l If recharging with the battery installed on the vehicle, be sure to disconnect the 4 ground cable. l Make sure the power switch on the charger is off when connecting and discon- Maintenance and care necting the charger cables to the battery. n After recharging/reconnecting the battery In some cases, the hybrid system may not start. Follow one or both of the following procedures: l After opening and closing the driver's door, wait 10 seconds then attempt to start the hybrid system. (If the system does not start first time, repeat the procedure.) l With the shift lever in "P" and the "POWER" switch is OFF, open and close any door, then attempt to start the hybrid system. If the system will not start even after multiple attempts at both methods, contact your Lexus dealer. 431 GS_HV_U March 29, 2010 3:31 pm