2007 prius is completely dead no light at all fob doesnt even lock or unlock doors

Discussion in 'Gen 2 Prius Care, Maintenance and Troubleshooting' started by uliiiiiiiiiii, May 20, 2026 at 6:40 PM.

  1. uliiiiiiiiiii

    uliiiiiiiiiii New Member

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    Location:
    san diego
    Vehicle:
    2007 Prius
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    yesterday i removed my 12v battery to charge it because it died overnight after i reinstalled it car was completely fine drove it around. today i was driving around and when i got home and turned car off it completely died, no light, fob doesnt do anything. checked voltage on 12v battery and its fully charged. im stuck on what it could be
     
    #1 uliiiiiiiiiii, May 20, 2026 at 6:40 PM
  2. JC91006

    JC91006 Senior Member

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    Vehicle:
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    You should load test the battery at your local Orelley or Autozone. They offer free battery testing. Make sure your battery is good, the 12v reading doesn't really tell you anything.

    If your car has no lights, you probably have a loose connection. I would double check the connections.
     
    #2 JC91006, May 20, 2026 at 11:51 PM
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