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The sound matches exactly with sound on another video posted on a Brake Booster thread...possibly the post you mentioned earlier, possibly...
Sorry, still can't embed video...tried to upload into media gallery...said file is too large.
Whining sound when brake depressed. No pedal resistance.
Also, when I pump the brake pedal there’s no resistance building up. Having tech issues posting video. Here’s a link:...
Thanks. Will record and try to post video below..it's not a Beep (that was poor wording) more a Whine. What's ZJB?
71,890
Yes, I saw that post (you were on the thread there) and downloaded the document from Toyota. Saw that some folks had issues getting the repair...
Pretty sure this is my issue.
Found a video that matches the sound and it seems to be Brake Booster. Taking it to dealer tomorrow for diagnostic. Bought this car two days...
Brake booster noise, please help | PriusChat This is the sound.
Thanks for explaining. No dash light indicator.
What's that, please?
It's a higher pitched, steady, but shorter-lasting sound than the pump.
I'll go into my garage and try that. I drove a 2005 for 16 years so I'm familiar with what "normal" sounds like in that model.
Actually, just listened again, and it’s more like a high-pitched hum that lasts one second. Heard it also when stopping in reverse.
Hello, was this ever resolved? I just bought a 2013 Prius Two and noticed the same issue. Inconsistent beep when I come to a stop sign. Quite...
And what are you driving now?
That’s super mpg! My commute used to be 15 miles with a lot of freeway. Now I travel once a week. And occasional road trips. And yes, the mileage...
Interesting. Maybe I will buy a Corolla next purchase!
