Tech Tip: Prius Brake Actuator Noise

Tech Tip: Prius Brake Actuator Noise

Some 2004 - 2007 model year Prius vehicles may exhibit a squeak-type noise when pressing or releasing the brake pedal. This noise may only be audible when the vehicle is in "READY" mode and the vehicle is not moving. Brake system performance is not affected by this noise. Use the following procedure to address this concern ....

Vehicles: 2004 – 2007 Prius

Some 2004 – 2007 model year Prius vehicles may exhibit a squeak-type noise when pressing or releasing the brake pedal. This noise may only be audible when the vehicle is in “READY” mode and the vehicle is not moving. Brake system performance is not affected by this noise. Use the following procedure to address this concern.

1. Confirm noise condition by pressing/releasing the brake pedal.

2. Bleed the brake system with a scan tool and the correct repair procedure. If the noise is NO longer present when pressing/releasing the brake pedal, the repair is complete. If the noise is still present, go to step 3.

3. If the noise is still present, replace the Brake Actuator Assembly.
Refer to your source of repair information for the correct procedure.

4. Road test for proper operation.

You May Also Like

AACF Launches 65th Anniversary Fundraising Initiative

The campaign aims to raise $65,000 through 1,000 donations of $65 each.

The Automotive Aftermarket Charitable Foundation (AACF) announced the launch of its 65th-anniversary fundraising initiative. Running through July 1, 2024, the campaign aims to raise $65,000 through 1,000 donations of $65 each. This impactful effort highlights the industry's commitment to taking care of its own, the AACF said.  From sudden illness and death to natural disasters, the foundation has provided assistance to industry professionals and their families during their darkest hours. As AACF celebrates its 65th year of service, it remains steadfast in its mission to provide financial support and resources to those in the automotive aftermarket industry in need, the organization said. In honor of this milestone, AACF is calling upon automotive aftermarket industry professionals, as well as compassionate individuals eager to lend a helping hand, to join forces in raising $65,000. By making a symbolic donation of $65, supporters can contribute to a fund that offer vital assistance during a time of greatest need. "Over the past 65 years, AACF has remained unwavering in its commitment to supporting members of the automotive aftermarket community during their most challenging moments," said Joel Ayres, AACF executive director. "As we embark on this historic fundraising initiative, we are inspired by the generosity and compassion of our supporters. Together, we can make a profound difference in the lives of those facing adversity, demonstrating the industry's unwavering dedication to taking care of its own."

Standard Motor Products Announces 123 New Numbers

The release provides new coverage in 53 distinct product categories and 47 part numbers for 2023 and 2024 model-year vehicles.

BendPak Founder Don Henthorn Passes Away

Grew company from small machine shop to global leader in car lifts and garage equipment.

ASE Practice Tests Available Online

You can get a good idea of what to expect by adding the official ASE practice tests to their study plans.

AACF Celebrates 65 Years Serving the Aftermarket

AACF will be announcing more details about this commemorative fundraiser April 1st.

Other Posts

Charging More for Brake Jobs

Here’s why charging more for brake jobs keeps customers coming back.

Tapered Wheel Bearings

Here’s what you should know as a technician when servicing tapered wheel bearings.

Understanding Passive Wheel Speed Sensor Operation

Passive types of wheel speed sensors are still used in many applications so understanding their operation is important.

Threadlocking Compounds For Vehicle Corners

To get the most out of these “liquid” tools, you first need to know how they work.