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  1. fragglestickcar
    Post

    P0446 and Techstream "TBP" Fail

    Glad to see another chatter with P0446. Are you aware the evap test can take weeks to complete? The car needs to run the test at least a couple...
    Post by: fragglestickcar, Apr 24, 2018 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  2. fragglestickcar
    Post

    P0446 and Techstream "TBP" Fail

    I do not know. Agree the flat spots are baseline quiescent states but don't know why you think the techstream test (whatever it's doing) should result...
    Post by: fragglestickcar, Apr 24, 2018 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  3. fragglestickcar
    Post

    P0446 and Techstream "TBP" Fail

    FWIW, the TechStream freeze frame and failure data for anyone with a similar problem.
    Post by: fragglestickcar, Apr 22, 2018 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  4. fragglestickcar
    Post

    P0446 and Techstream "TBP" Fail

    I can't do it. I unbolted the two straps holding up the enclosure marked "A 64", but I really need to completely remove it. Just letting it hang...
    Post by: fragglestickcar, Apr 7, 2018 in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
  5. fragglestickcar
    Thread

    P0446 and Techstream "TBP" Fail

    Can't shake a P0446 for several months now. Techstream Engine and ECT Live shows a single failed test labelled "TBP". I believe this stands for...
    Thread by: fragglestickcar, Apr 4, 2018, 19 replies, in forum: Gen 2 Prius Care, Maintenance and Troubleshooting
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