2012 Toyota Sienna Battery Replacement (Car)

Battery Replacement (Car) is one of the most common repairs for 2012 Toyota Sienna. This repair involves replacing the damaged electrical component with a new or refurbished part. The process typically takes 30 min and requires easy skill level.

🔧 Required Tools

🔩 Replacement Parts

What You'll Need

• Replacement electrical part (OEM or aftermarket)
• Precision screwdriver set (Phillips #000 or pentalobe)
• Opening tools (plastic spudger, suction cup)
• Adhesive strips or glue
• Clean workspace with good lighting

Step-by-Step Process

Step 1:

Position the battery on its side where the "Push" button is.

Click down on the "Push" button.

Pull out the physical key at the top of the fob on the same side as the "Push" button is located.

Step 2:

Place the tip of a spudger in the slotted area and twist to pry the fob open.

Separate the two sides of the fob carefully.

Step 3:

Lay out the two sides of the fob with the interior of the fob facing you.

Remove the battery from the key fob.

Carefully insert the new battery in the battery placeholder.

Step 4:

Grab the other side of the key fob and make sure they're aligned with each other before snapping them back together.

Carefully close them together.

You should hear a click once closed.

Step 5:

Grab the physical key and insert it back into its place.

Now the battery has been replaced and you are good to go!

DIY vs Professional Repair

Environmental Impact

By choosing to repair your 2012 Toyota Sienna instead of replacing it, you're preventing approximately 5985 kg of CO₂ emissions. Manufacturing a new 2012 Toyota Sienna generates 6000 kg of CO₂, while this repair only produces about 15 kg of CO₂. That's a 100% reduction in carbon emissions!