TOYOTA 2012 Avalon - Manual (Page 479)

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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 (
→
P. 154, P. 158), consider each of the following
points.
■
The engine will not start even when the starter motor oper-
ates normally
One of the following may be the cause of the problem.
● There may not be sufficient fuel in the vehicle’s tank.
Add fuel to the vehicle.
● The engine may be flooded.
Try to restart the engine once more following correct starting
procedures. (
→P. 154)
● There may be a malfunction in the engine immobilizer system.
(
→P. 96)
■
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
One of the following may be the cause of the problem.
● The battery may be discharged. (→P. 508)
● The battery terminal connections may be loose or corroded.
■
The starter motor does not turn over (vehicles with smart
key system).
The engine starting system may be malfunctioning due to an
electrical problem such as an open circuit or a blown fuse. How-
ever, an interim measure is available to start the engine.
(
→P. 154)