2011 Lexus HS 250h Owners Manual - Page 544
2011 Lexus HS 250h Manual
Page 544 highlights
5-2. Steps to take in an emergency Connect the jumper cables according to the following procedure: Connect a positive jumper cable clamp to the exclusive jump starting terminal on your vehicle Connect the clamp on the other end of the positive cable to the positive (+) battery terminal on the second vehicle Connect a negative cable clamp to the negative (-) battery terminal on the second vehicle Connect the clamp at the other end of the negative cable to a solid, stationary, unpainted metallic point away from the exclusive jump starting terminal and any moving parts, as shown in the illustration. Start the engine of the second vehicle. Increase the engine speed slightly and maintain that level for approximately 5 minutes to recharge the 12-volt battery of your vehicle. Maintain the engine speed of the second vehicle and start the hybrid system of your vehicle by turning the "POWER" switch to ON mode. 544