See also:

If the vehicle battery is discharged
The following procedures may be used to start the engine if the vehicle’s battery is discharged. You can call your Lexus dealer or qualified repair shop. If you have a set of jumper (or booster) ca ...

Immobilizer system
The vehicle's keys have built-in transponder chips that prevent the hybrid system from starting if the key has not been previously registered in the vehicle's on-board computer. Never leave the key ...

If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs adjustment or repair. Contact your Lexus dealer as soon as possible. Visible symptoms Fluid leaks under the vehicle (Water ...