B2799-539 Code

Discussion in 'Gen 2 Prius Care, Maintenance and Troubleshooting' started by TwoPriusInTenn, Oct 1, 2025 at 10:33 PM.

  1. TwoPriusInTenn

    TwoPriusInTenn Member

    Joined:
    Nov 27, 2015
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    Location:
    Tennessee
    Vehicle:
    2004 Prius
    Model:
    Base
    I replaced the HV ECU in my daughter's 2008. We have done the 4 and 13 jumper wire trick, but still the engine will not start. Next step suggestions welcomed.
     
    #1 TwoPriusInTenn, Oct 1, 2025 at 10:33 PM
  2. Tombukt2

    Tombukt2 Senior Member

    Joined:
    Nov 29, 2020
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    Location:
    Durham NC
    Vehicle:
    2009 Prius
    Model:
    Base
    spins but no start? Is it sposed to be starting running?
     
    #2 Tombukt2, Oct 2, 2025 at 7:03 AM
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