See also:

If the vehicle 12-volt battery is discharged
The following procedures may be used to start the hybrid system if the vehicle’s 12-volt battery is discharged. You can also call your Lexus dealer or a qualified repair shop. If you have a set o ...

If your vehicle overheats
If your engine overheats: 1. Stop the vehicle in a safe place and turn off the automatic air conditioning system. 2. Check to see if steam is coming out from under the hood. If you see steam: Sto ...

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 ...