What's the Lexus LS 500 battery location?

The Lexus IS 500 is equipped with a battery installed in the engine bay on the passenger side of the vehicle Signs it needs replaced include a no-start or hard starting, difficulty cranking and a lack of interior lights or chimes. Less common symptoms include a "clicking" sound in the ignition, the necessity of using the gas to start and mIS Fires. Intermittent charging can interfere with spark plug firing and the smooth function of the starter solenoid. If the battery is drained or discharged, it may also be due to a faulty alternator. A healthy battery can become inoperative over time if the alternator cannot re-energize it. Have the it tested, re-charged and the alternator replaced under these circumstances.