This is a quick snapshot guide on exactly how to change the transmission liquid in a Toyota Sienna. This will certainly go over the standard drain and fill procedure to flush the ATF in the transmission.

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Things come Know prior to You Start

Before beginning, that is fair to mention that according to the Sienna owner’s manual, under typical driving conditions, that is not vital to change the automatically transmission liquid (ATF)…at all. It also says for this reason on the ATF dipstick.

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Of course, this begs the question, what are ‘normal steering conditions’?

Maybe that is less complicated to define abnormal driving conditions… these would include driving that is an especially hard top top a transmission, together as generally driving in such as mountain terrain, towing hefty loads, or spending inordinate amounts of time in stop and also go traffic. These sorts of conditions reason extra wear and tear on the internal components of the transmission and also the little bits of material that room worn off end up in the infection fluid. As soon as you inspect the ATF level and condition, if girlfriend see very dark fluid or tiny bits floating in the fluid, the is more than likely a good time for a change.

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Another thing to mention is that this drain and fill will certainly not remove all of the ATF from the system. In fact, less than fifty percent will drain out. So for a an ext complete flush, you may need come repeat this process after control the vehicle around 100-200 miles or so. In this way, it is not a true do the washing up (which Toyota discourages), rather it continually dilutes the ATF through fresh fluid, so the after 2-3 drain and fills, the is mainly fresh fluid.

Okay, so let’s i think you have checked her ATF level and condition, and also determined the the fluid should be changed. Okay then, let’s acquire started!

Tools and supplies needed:

rag for wiping up

Drain and also Fill Procedure for a Sienna

These room the steps that will certainly be spanned in this photo guide:

Warm increase the vehicle for at least 15 minutes.Turn off the vehicle.Allow the ATF to drain into the drainpipe pan.Pop the hood and remove the dipstick.Replace the dipstick.

Detailed Step-by-Step ATF Replacement

The an initial step is to perform some preparation work. It deserve to be comfortable to know exactly how much fluid you finish up draining from the transmission, so the you know exactly how lot you should add. If you have a nice i graduated container of part sort, usage that. If not, you deserve to make your own with a gallon ice-cream bucket or milk jug. To fill it v a quart in ~ a time, then note the next of it v a Sharpie.

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Also, prior to you drain any fluid, make sure you have actually the exactly amount the fresh fluid on-hand. It will take around 3 1/2 to 4 quarts. At the moment of this writing, a instance of 6 qts cost the exact same as 4 separation, personal, instance qts, so the is what i bought.





Okay, when you have the supplies, we’re prepared to relocate on to the following step, i m sorry is to acquire the vehicle warmed up and also the transmission liquid well-mixed. So take it for a drive of at least 15-20 minutes or so, making certain to walk through every one of the gears, including reverse. Then, park the auto on a level surface, revolve it off, and set the parking brake.

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Next, crawl underneath the front finish of the vehicle and locate the transmission liquid pan, shown in the following photos, and find the drainpipe port. It has actually a 10 mm hex plug, as shown.