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Hit a curb, now hearing strange noise.

Discussion in 'Gen 2 Prius Care, Maintenance and Troubleshooting' started by Hollywood Cole, Jan 21, 2014.

  1. Hollywood Cole

    Hollywood Cole Junior Member

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    I haven't hit a curb since I was 17 years old (30 now), but yesterday my phone was ringing, so I rather abruptly pulled off the highway into a parking lot to take the call. I didn't notice that the curb surrounding the lot had a useless, full-height section of curb jutting out next to where you pull in, and I caught it with the right side of the car, both wheels. Granted I was slowing down to parking lot speed, but was still going faster than I would to, say, drive over a speed bump.

    I hopped out and checked for damage, and all seemed well. No body damage, wheel/tire damage, only visible evidence of the curb was a white mark on each tire where the edge of it hopped the curb.

    The car is driving fine from what I can tell, but I can hear a strange creaking/clicking sound from the right side when I drive past a wall or anything that reflects the sound back to me. It almost sounds like a brake noise, but I am confused how that would happen since the brakes are surrounded by wheel and shouldn't have come into contact with anything. Any ideas?

    Please don't think I am too lazy to get under there and check it, I love working on my vehicles (although repairing damage due to stupidity is not near as fun as modification) but I work full time, go to school full time, and have 2 babies, so free time (and money) is scarce right now and I want to make sure I am checking the important areas when I can get under it.
     
  2. bisco

    bisco cookie crumbler

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    this happened to me when my 17 y.o. son had my car and hit a curb in my wife's olds intrigue. car made a funny sound for a year, and after replacing the wheel bearing $400. and the driveshaft $350. (mechanic was grasping at straws and my wallet) the sound was still there and that's when we traded in for our first camry. i hope you have better luck, all the best!(y)
     
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  3. Patrick Wong

    Patrick Wong DIY Enthusiast

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    I agree that is reasonable to think that either a halfshaft (with constant velocity joints at both ends) or a wheel bearing was damaged. So both should be examined.
     
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  4. Hollywood Cole

    Hollywood Cole Junior Member

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    Thank you both for the input. I've replaced a couple wheel bearings in Hondas and VWs, neither of which was any fun. I would assume that this one won't be any easier. I will get it off the ground and spin the wheels a bit and see what I can come up with.
     
  5. KiwiAl

    KiwiAl Junior Member

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    Just curious, did you happen to check for this noise before your mishap? Maybe it was already there but now you're paying more attention because you're wondering...?

    Patrick is probably right, but don't overlook the simple possibilities.

    Do you have plastic wheel trims? Try pulling them off and see if it goes away.

    Also, wheels sometimes make these noises when wheel nuts or bolts are getting loose. I'd pull the most probable offending wheel off, clean the contact areas of any dust etc, check that the threads etc are clean and running freely all the way (run them all the way in when the wheel is off to make sure), put the wheel back on and check the bolts are correctly tightened. See if that helps.
     
  6. edthefox5

    edthefox5 Senior Member

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    Clicking is usually cv joint. Bearing will quickly become wup wup sound at specific speed.
     
  7. Hollywood Cole

    Hollywood Cole Junior Member

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    I am wondering that a bit myself Kiwi. I recently bought the car, so it may have already been there but I was looking for something wrong after attacking that curb. Definitely an odd sound there that I don't like though.

    Ed, yeah. I had a wheel bearing go out in my old Acura Integra and I thought it was just tire noise at first. I gradually got used to it and suddenly one day I realized that my car had progressed to the point of sounding like a jet taking off roaring down the road.

    I would say this sounds much more like a CV joint click, except that the clicking is semi random.. as in, it does appear to correspond with the speed I am traveling, but it comes and goes, apparently independent of the wheel being turned. Normally a CV joint has a direction (left or right) that causes or exaggerates the clicking.
     
  8. KiwiAl

    KiwiAl Junior Member

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    Hi there Hollywood Cole,

    I've been wondering about this noise since my last post, and wondering what it turned out to be. Like me, you've just recently bought your car and are trying to figure out what is normal, and what might be the sign of some problem. I've now got a leaking engine coolant pump (no mistaking that!), booked for replacement tomorrow, but still learning the other foibles.

    Your noise does sound a bit strange. If it's clicking but happens when wheels straight ahead and not noticeably different when turning, I'd say it's not CV joints. CV joints usually wear from two causes - high milage while well maintained, or, much lower milage while running with broken boots (badly maintained). In that case, the grease flies out, and water and dirt get in, causing rapid wear. But again, shows up mostly when turning, as click-click-click... Very regular, timed to wheel speed.

    If you're keen, check your CV boots. Turn your wheels hard one way so you can get a better look at the boots. If one has split, expect to see lots of grease around the inside of the wheel etc, and you should see the boot gaping open, and grease around the boot as well. Or, get a mechanic to check them...

    In your first post you said it sounds like a brake noise. Do you mean a sound like brake pads rubbing slightly, a kind of shh- shh- shh- noise while rolling slowly without braking? I'm not an expert on the Prius front axle assembly, but if it's that, it could indicate a bent stub axle, most often caused by hitting a curb with the wheels already turned- like when turning around in a street, misjudging and hitting the curb with the side of the wheel. The suspension has nowhere to go in that situation and the axle is likely to bend, whereas running straight up over a curb, the suspension is free to move up and absorb the force - and is also cushioned by the air in the tyre. Reminds me of when I ran over a brick on the motorway at 60MPH, in a rear wheel drive Toyota wagon I had back then. The front wheel made it over no problem, but the rear wheel, with all the mass of the rear axle, couldn't move fast enough and crushed the side wall against the rim, puncturing the tyre. Smashed the brick as well, but that was little consolation.

    Anyway, if you have a bent stub axle, that will cause problems and needs to be repaired. I guess a wheel alignment shop might be the best bet - ask them if they can check for bent stub axles, and if Yes, get them to check both sides. If they say it's the right side, they might be telling the truth, though that is, of course, the most likely side in a LHD country. Of course, it's always possible that the damage occurred before you bought the car.

    Do you have wheel trims - did you you check them?

    And the wheel nuts?
     
  9. Tmquin

    Tmquin New Member

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    I drove out of a parking lot but it wasn't an exit, it was the curb. The curb was not abrupt and so the car went up it (the curb)and then the car hit the curb with the undercarriage. The car was stuck. A couple of good people came by and tried to get me to reverse the car hard but it did not work. Then a big truck tried to pull it backwards but it only budged about 2 inches. Finally I called a tow truck. When I started the car back it did not run right. When the engine kicks on it runs rough. It only does this when I accelerate or when the engine first kicks on. The car actually shakes a bit. I'm so upset and I just would like some idea of what could have happened so I can determine what to expect.
     
  10. bisco

    bisco cookie crumbler

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    maybe you pinched the exhaust pipe.
     
  11. Patrick Wong

    Patrick Wong DIY Enthusiast

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    There is no point in guessing - you need to look under the car for damage.
     
  12. bisco

    bisco cookie crumbler

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    that would take all the fun out of it.:(