2016 Prius 3 pre collision and antilock brake system lights Answers and Questions here we go again

Discussion in 'Gen 4 Prius Care, Maintenance and Troubleshooting' started by Ruby Unicorn, Jan 12, 2025.

  1. Ruby Unicorn

    Ruby Unicorn New Member

    Joined:
    Jan 12, 2025
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    Location:
    Lexington, SC
    Vehicle:
    2016 Prius
    Model:
    Three
    I know this is an old thread but for the second time my 2016 Prius 3 with tech package is now throwing the same warnings. This time I am looking to see if anyone has had similar issues and it appears there are a lot. I will preface by saying that my car has been a beast and I love her. I'm not sure why she puts up with everything I've asked of her but she does with little complaint. I've had all recalls repaired at the dealership including the replacement of the entire wiring harness. She also has 293k miles on her that I've driven 95 percent of. Anyway the first time these errors came up I had just gotten a new windshield. The dealership told me the computer needed recalibrating after so I paid the 480 bucks to get it done (reimbursed through insurance) and it was smooth sailing from there. I was told to expect this any time I replace the windshield and starter battery but I've replaced the starter battery twice and have since had 2 more windshield replacements and have not needed to do that. Well now it is happening again and there has been no recent change so I'm scared it might be the computer. I had all brake pads and both front wheel bearings and a new battery (including a new axel because of a stripped bolt from previous accident repair) about 6 months ago. Christmas Eve I hydroplaned into the grassy highway median and found a ditch so had to be pulled out but have had no issues until yesterday almost a month later...since yesterday It come on half the time upon start up. Of course as is customary my cruise control also does not work since wherever it is in the computer controls all of these systems..... wanted to share but also looking for info in hopes that others looking might have a better starting point apart from letting the dealership throw parts at it until your broke and still have no resolve. Anyone figure out what it could mow that we're officially broken in good.
     
  2. sorka

    sorka Active Member

    Joined:
    May 9, 2008
    1,008
    196
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    Location:
    Merced, CA
    Vehicle:
    2019 Prius
    Model:
    Limited
    What thread are you referring to?