If The Engine Will Not Start - Lexus LS460 2008 Owner's Manual

5-2. Steps to take in an emergency

If the engine will not start

If the engine will not start, even though correct starting procedures are
being followed (
■
The engine will not start, even when 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 once more following correct starting
procedures. (P. 146)
● There may be a malfunction in the engine immobilizer system.
(P. 97)
■ 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 battery may be discharged. (P. 660)
● The battery terminal connections may be loose or corroded.
■
The starter motor does not turn over.
The following may be the cause of the problem:
● The engine starting system may be malfunctioning due to an elec-
trical problem such as an open circuit or a blown fuse. However,
an interim measure is available to start the engine. (P. 651)
650

P. 146), consider each of the following points.