See also:

Battery
Check the battery as follows:  - Battery exterior Make sure that the battery terminals are not corroded and that there are no loose connections, cracks, or loose clamps. 1. Terminals 2. H ...

Initializing the system
Select “Initialize” and then “Confirm” using the “TUNE/SEL” knob. Select “Confirm” again using the “TUNE/SEL” knob.  - Initialization • The following data in the sy ...

If the vehicle battery is discharged
If you have a set of jumper (or booster) cables and a second vehicle with a 12 volt battery, you can jump start your Lexus by following the steps below. Open the hood. Connecting the jumper cab ...