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2022 Toyota Sequoia Owners Manual - If the electronic key does not operate properly



If the electronic key does not operate properly

Use the mechanical key (P. 108) in order to perform the following operations:

Locks all the doors Unlocks all the doors Turning the key rearward unlocks the driver’s door. Turning the key once again unlocks the other doors.

Ensure that the shift lever is in P and depress the brake pedal. Touch the Toyota emblem side of the electronic key to the engine switch. If any of the doors is opened or closed while the key is being touched to the switch, an alarm will sound to indicate that the start function cannot detect the key. Press the engine switch.

In the event that the engine still cannot be started, contact your Toyota dealer.

If communication between the electronic key and vehicle is interrupted (P. 131) or the electronic key cannot be used because the battery is depleted, the smart key system and wire- less remote control cannot be used. In such cases, the doors can be opened and the engine can be started by following the procedure below.

Locking and unlocking the doors

Starting the engine 1

2

3

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Stopping the engine

Shift the shift lever to P and press the engine switch as you normally do when stopping the engine.

Replacing the key battery

As the above procedure is a temporary measure, it is recommended that the electronic key battery be replaced immediately when the battery is depleted. (P. 448)

Changing engine switch modes

Within 10 seconds of the buzzer sounding, release the brake pedal and press the engine switch. The engine does not start and modes will be changed each time the switch is pressed. (P. 215)

W hen trouble arises

If the vehicle battery is discharged

If you have a set of jumper (or booster) cables and a second vehicle with a 12-volt battery, you can jump start your vehicle by following the steps below.

Confirm that the key is being carried. When connecting the jumper (or booster) cables, depending on the situation, the alarm may activate and doors locked. (P. 86)

Open the hood (P. 416)

The following procedures may be used to start the engine if the vehicle’s battery is discharged. You can also call your Toyota dealer or a qualified repair shop.

Connect the jumper cables according to the following procedure:

Connect a positive jumper cable clamp to the positive (+) battery terminal on your vehicle. Connect the clamp on the other end of the positive cable to the positive (+) battery terminal on the second vehicle. Connect a negative cable clamp to the negative (-) battery termi- nal on the second vehicle. Connect the clamp at the other end of the negative cable to a solid, stationary, unpainted metallic point away from the battery and any moving parts, as shown in the illustration.

Start the engine of the second vehicle. Increase the engine speed slightly and maintain at that level for approximately 5 minutes to recharge the battery of your vehicle. Maintain the engine speed of the second vehicle and start the engine of your vehicle by turning the engine switch to ON. Once the vehicle’s engine has started, remove the jumper cables in the exact reverse order from which they were connected.

Once the engine starts, have the vehicle inspected at your Toyota dealer as soon as possible.

Starting the engine when the battery is discharged

The engine cannot be started by push-starting.

To prevent battery discharge

●Turn off the headlights and the audio system while the engine is off. ●Turn off any unnecessary electrical components when the vehicle is running

at a low speed for an extended period, such as in heavy traffic.

■Charging the battery

The electricity stored in the battery will discharge gradually even when the vehicle is not in use, due to natural discharge and the draining effects of cer- tain electrical appliances. If the vehicle is left for a long time, the battery may discharge, and the engine may be unable to start. (The battery recharges automatically during driving.)

When recharging or replacing the battery

● In some cases, it may not be possible to unlock the doors using the smart

key system when the battery is discharged. Use the wireless remote control or the mechanical key to lock or unlock the doors.

●The engine may not start on the first attempt after the battery has recharged but will start normally after the second attempt. This is not a malfunction.

●The engine switch mode is memorized by the vehicle. When the battery is reconnected, the system will return to the mode it was in before the battery was discharged. Before disconnecting the battery, turn the engine switch off. If you are unsure what mode the engine switch was in before the battery dis- charged, be especially careful when reconnecting the battery.

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WARNING

■Avoiding battery fires or explosions

Observe the following precautions to prevent accidentally igniting the flam- mable gas that may be emitted from the battery: ●Make sure each jumper cable is connected to the correct terminal and that

it is not unintentionally in contact with any other than the intended terminal. ●Do not allow the other end of the jumper cable connected to the “+” termi-

nal to come into contact with any other parts or metal surfaces in the area, such as brackets or unpainted metal.

●Do not allow the + and - clamps of the jumper cables to come into contact with each other.

●Do not smoke, use matches, cigarette lighters or allow open flame near the battery.

Battery precautions

The battery contains poisonous and corrosive acidic electrolyte, while related parts contain lead and lead compounds. Observe the following pre- cautions when handling the battery: ●When working with the battery, always wear safety glasses and take care

not to allow any battery fluids (acid) to come into contact with skin, clothing or the vehicle body.

●Do not lean over the battery. ● In the event that battery fluid comes into contact with the skin or eyes,

immediately wash the affected area with water and seek medical attention. Place a wet sponge or cloth over the affected area until medical attention can be received.

●Always wash your hands after handling the battery support, terminals, and other battery-related parts.

●Do not allow children near the battery.

NOTICE

■When handling jumper cables

When connecting the jumper cables, ensure that they do not become entan- gled in the cooling fans or engine drive belt.


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