Toyota 4Runner manuals

Toyota 4Runner: If the engine will not start

Toyota 4Runner Owners Manual / When trouble arises / If the engine will not start

If the engine will not start even though correct starting procedures are being followed (, 173), consider each of the following points:

The engine will not start even though 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 again following correct starting procedures.

• There may be a malfunction in the engine immobilizer system.

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.

• 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 electrical problem such as an open circuit or a blown fuse. However, an interim measure is available to start the engine.

The starter motor does not turn over, the interior lights and headlights do not turn on, or the horn does not sound.

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.

• There may be a malfunction in the steering lock system. (vehicles with a smart key system)

Contact your Toyota dealer if the problem cannot be repaired, or if repair procedures are unknown.

Emergency start function (vehicles with a smart key system)

When the engine does not start, the following steps can be used as an interim measure to start the engine if the “ENGINE START STOP” switch is functioning normally:

Set the parking brake.


Shift the shift lever to P.


Turn the “ENGINE START STOP”
switch to ACCESSORY mode.

Press and hold the “ENGINE START
STOP” switch for about 15 seconds while depressing the brake pedal firmly.

Even if the engine can be started using the above steps, the system may be malfunctioning. Have the vehicle inspected by your Toyota dealer.

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Remove the flat tire and replace it with the spare tire provided. Before jacking up the vehicle • Stop the vehicle on a hard, flat surface. • Set the parking brake. • Shift the shift leve ...

If the shift lever cannot be shifted from P
If the shift lever cannot be shifted with your foot on the brake pedal, there may be a problem with the shift lock system (a system to prevent accidental operation of the shift lever). Have the ve ...

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