Lexus GS F, Owner'S Manual

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497
GS350_300_GS F_OM_OM30G34U_(U)
7
When trouble
ari
ses
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. 197)
●
There may be a malfunction in the engine immobilizer system. ( → P. 72)
One of the following may be the cause of the problem:
●
The battery may be discharged. (
→
P. 504)
●
The battery terminal connections may be loose or corroded.
The engine starting system may be malfunctioning due to an electrical problem
such as electronic key battery depletion or a blown fuse. However, an interim
measure is available to start the engine. (
→
P. 498)
One of the following may be the cause of the problem:
●
One or both of the battery terminals may be disconnected.
●
The battery may be discharged. (
→
P. 504)
●
There may be a malfunction in the steering lock system.
Contact your Lexus dealer if the problem cannot be repaired, or if repair procedures
are unknown.
If the engine will not start even though correct starting procedures are being
followed (
→ P. 197), consider each of the following points:
The engine will not start even though 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
The starter motor does not turn over, the interior lights and headlights
do not turn on, or the horn does not sound.