Toyota Sienna Maintenance – Change Brake Pads

Is your Toyota Sienna making strange noises when you brake? Squeaking or grinding could be a sign that it's time to replace the brake pads. Here’s a step-by-step guide to help you do it yourself.

Before diving into this project, make sure you have enough space and time to work comfortably. It's also important to gather all the necessary tools. A well-prepared setup can make this job much easier and less stressful. Rushing or working in a tight, poorly lit area can lead to mistakes and even damage your vehicle.

The Repair Process

To replace the brake pads on your Toyota Sienna, you'll need a floor jack, jack stands, a set of sockets, and a torque wrench. Follow these steps carefully:

1. Loosen the lug nuts on the wheel and lift the van using a floor jack. Always use jack stands for safety before proceeding.
2. Remove the tire and keep the lug nuts in a safe place.
3. Locate the brake caliper and remove it by supporting the sliding pin and loosening the bolt.
4. Make sure the caliper doesn’t hang freely—use a wire hanger or similar object to support it. Dropping it could damage the brake line.
5. Take off the anti-squeal springs, old brake pads, shims, and support plates.
6. Install the new support plates first, then add the new brake pads.
7. Place the pad wear gauge on each pad and install the anti-squeal shims. Apply anti-squeal compound to the inner side of the shims.
8. Use a C-clamp or special tool to compress the caliper back into place.
9. Reinstall the brake pads with the wear indicator facing up.
10. Put the caliper back over the rotor and secure it with the sliding pin. Tighten to 25 foot-pounds using a torque wrench.
11. Reattach the tire and lower the van to the ground.
12. Test the brakes by pressing the pedal a few times. They may feel soft at first but should firm up after a few pumps.
13. Check the brake fluid level after the repair. Some fluid might have leaked during the process.

Congratulations! You've successfully replaced the brake pads on your Toyota Sienna.

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