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master warning

  1. apfiefer
    Thread

    Master Warning Light After Coolant Valve Replacement

    Hi all, I have an 08 base model that has been giving me a lot of trouble with the coolant control valve. I have had to replace it three times due...
    Thread by: apfiefer, Mar 25, 2023, 2 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  2. deacondomino
    Thread

    VSC, (!), Master warning light, and check engine light on after resetting maintenance required light

    Hi all. I'm driving a high mileage (+230,000 miles) 2004 prius. A couple days after its last oil change, I finally got around to attempting to...
    Thread by: deacondomino, Sep 17, 2019, 5 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  3. tharding100
    Thread

    Master warning, brake (not ABS), VSC warning lights

    2008 Prius. Car runs fine for a few miles then I get the master warning light, the brake light (but not the ABS light) and the VSC Light. No...
    Thread by: tharding100, Aug 12, 2018, 7 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  4. PepoGimez
    Thread

    Master Warning Light, Check Engine, and a few others, but no problems?

    So this has happened to me before, where the Master Warning Light lit up, the check engine light, and every other light on that row lit up. Also,...
    Thread by: PepoGimez, Aug 24, 2016, 10 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  5. xjocelyn
    Thread

    Master warning, VSC warning, brake system warning

    Hello, The other day, I was driving my 2005 Prius uphill and when I pressed on the brakes at an intersection (that was at the top of the hill),...
    Thread by: xjocelyn, Jul 21, 2016, 3 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
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