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ticking (sound like pop rocks candy but slower) coming from the back of prius

Discussion in 'Gen 3 Prius Care, Maintenance & Troubleshooting' started by zoeboi954, Nov 3, 2015.

  1. zoeboi954

    zoeboi954 Junior Member

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    ok i've been hearing this ticking noise coming from the back of my prius when driving. i can only hear it when my windows is down and i'm passing by an object that reflects the sound so i can hear it., like if i was driving by a car, building, median with barriers etc... it sound like pop rocks candy literally but much slower. can anyone tell me what it is
     
  2. bisco

    bisco cookie crumbler

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    no idea what pop rocks candy is, :p but could it be a stone lodged in the tyre tread?
     
  3. JC91006

    JC91006 Senior Member

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    I think it's your engine making the noise, the reflection of the sounds make it hard to identify where it's coming from.
     
  4. zoeboi954

    zoeboi954 Junior Member

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    not the engine i can tell its coming from the back even when im on battery mode. i just got the tire and brakes done and its still there
     
  5. bisco

    bisco cookie crumbler

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    loose plastic underneath?
     
  6. zoeboi954

    zoeboi954 Junior Member

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    dont see any but ill try to record it
     
  7. bisco

    bisco cookie crumbler

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    ticks can be hard to find, cause you can't look while you're moving. one thing to try is jack up the rear wheels and spin them.
     
  8. GrGramps

    GrGramps Active Member

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    Check the lug nuts.