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501
SIENNA_OM_OM08035U_(U)
7-2. Steps to take in an emergency
7
When trouble arises
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. 225, 228)
● There may be a malfunction in the engine immobilizer system.
(P. 77)
One of the following may be the cause of the problem:
● The battery may be discharged. (P. 505)
● The battery terminal connections may be loose or corroded.
The engine starting system may be malfunctioning due to an electrical
problem such as an electronic key battery depletion or a blown fuse.
However, an interim measure is available to start the engine.
(P. 502)
If the engine will not start even though correct starting proce-
dures are being followed (P. 225, 228), consider each of the fol-
lowing points:
The engine will not start even though the starter motor operates
normally.
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
volume.
The starter motor does not turn over (vehicles with a smart key
system)
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