Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

How to Change the Battery in a Toyota Sienta?

Model: Toyota Sienta Nph170 - Years 2015-2023
Part: Battery

The battery in the Toyota Sienta is located in the engine compartment and is accessible by opening the front hood of the car. You can see it immediately in the upper right. To replace the battery, first remove the old one: disconnect it from the alternator and then disconnect the terminals, remembering that the first one to work on is always the negative. At this point, you can extract the old battery and place the new one in its spot. Reconnect the terminals, starting with the one for the positive terminal, and finally reconnect the battery to the alternator.

Updated on 20 May 2026 by ScegliAuto

Video tutorial

Related tutorials

How to Replace the Remote Battery in a Toyota Sienta?
How to Replace the Remote Battery in a Toyota Sienta?
Toyota Sienta (2015-2023 / Nph170) Replacing the remote battery in a Toyota Sienta, as shown in this tutorial, is a very simple and quick operation. You will only need a replacement CR…
How to Replace the Key Battery in the Toyota Sienta
How to Replace the Key Battery in the Toyota Sienta
Toyota Sienta (2003-2015 / Npc80) Thanks to the minimalist design of the smart key for your first-generation Toyota Sienta (2003-2015), the procedure for replacing the battery is part…
How to Replace the Key Battery of a Toyota Sienta
How to Replace the Key Battery of a Toyota Sienta
Toyota Sienta (2015-2023 / Nph170) In this new mini guide for all Toyota Sienta Mk2 owners, you will find all the steps required to correctly replace the battery in your car's key. Fir…

Other guides you may be interested in

How to Open a Stuck Boot on the Peugeot 407?

On the Peugeot 407, the boot may become stuck, possibly due to a problem with the control button or the lock actuator. In such cases, you can perform an emergency opening by following the simple procedure shown in this tutorial. First, open the rear doors, then lower the seat back by operating the release lever. Next, go inside the boot, locate the lock, and manually operate it using a flathead screwdriver. The boot will then be free to open.

Watch the video!


by ScegliAuto

More videos