Lexus ES350, Manual, Page: 808 / 917

807
ES350_300h_OM_OM33A60U_(U)
7
When trouble
ari
ses
7-2. Steps to take in an emergency
If the hybrid system will not start (hybrid vehicles)
One of the following may be the cause of the problem:
●
The electronic key may not be functioning properly. (

P. 811)
●
There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
●
There may be a malfunction in the immobilizer system. (

P. 84)
●
There may be a malfunction in the steering lock system.
●
The hybrid system may be malfunctioning due to an electrical problem
such as electronic key battery depletion or a blown fuse. However,
depending on the type of malfunction, an interim measure is available
to start the hybrid system. (

P. 808)
One of the following may be the cause of the problem:
●
The 12-volt battery may be discharged. (

P. 817)
●
The 12-volt battery terminal connections may be loose or corroded.
Reasons for the hybrid system not starting vary depending on the situa-
tion. Check the following and perform the appropriate procedure:
The hybrid system will not start even though the correct starting
procedure is being followed. (

P. 208)
The interior lights and headlights are dim, or the horn does not
sound or sounds at a low volume.