If The Engine Will Not Start - Lexus GX460 Manual

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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 (

The engine will not start even when the starter motor operates

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. 181)

● There may be a malfunction in the engine immobilizer system. 

The starter motor turns over slowly, 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. 745)

● The battery terminal connections may be loose or corroded.

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. 742)

GX460_U.S.A. (OM60G24U)

P. 181), consider each of the following points: