Lexus GX 460 2022, Owner'S Manual

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7-2. Steps to take in an emergency
If the engine will not start
One of the following may be the cause of the problem:
●
There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
●
The engine may be flooded.
Try to restart the engine again following correct starting procedures.
(

P. 200)
●
There may be a malfunction in the engine immobilizer system. (

P. 76)
One of the following may be the cause of the problem:
●
The battery may be discharged. (

P. 567)
●
The battery terminal connections may be loose or corroded.
The engine starting system may be malfunctioning due to an electrical problem
such as an open circuit or a blown fuse. However, an interim measure is available
to start the engine. (

P. 563)
If the engine will not start even though correct starting procedures are being
followed (

P. 200), consider each of the following points:
The engine will not start even when the starter motor operates nor-
mally.
The starter motor turns over slowly, the interior lights and headlights
are dim, or the horn does not sound or sounds at a low volume.
The starter motor does not turn over.