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Lexus 2012 RX450h - If the Engine will Not Start

Lexus 2012 RX450h
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912
5-2. Steps to take in an emergency
If the engine will not start (RX350)
If the engine will not start even though correct starting procedures are
being followed (
P. 205), consider each of the following points.
The engine will not start, even though the starter motor operates
normally.
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 proce-
dures. (P. 205)
There may be a malfunction in the engine immobilizer system.
(P. 145 )
The starter motor turns over slowly, the interior lights and head-
lights are dim, or the horn does not sound or sounds at a low vol-
ume.
One of the following may be the cause of the problem:
The 12-volt battery may be discharged. (P. 922)
The 12-volt battery terminal connections may be loose or cor-
roded.
The starter motor does not turn over.
The engine starting system may be malfunctioning due to an electri-
cal problem such as an open circuit or a blown fuse. However, an
interim measure is available to start the engine. (P. 913)

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