# Breaking

**URL:** <https://community.cartalk.com/t/breaking/34886>\
**Category:** Maintenance/Repairs\
**Tags:** toyota, 4runner\
**Created:** [August 11, 2009, 1:41pm UTC](https://community.cartalk.com/t/breaking/34886 "2009-08-11T13:41:44Z")\
**Posts on this page:** 14\
**Page:** 1

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**Author:** ![victorv](https://avatars.discourse-cdn.com/v4/letter/v/87869e/32.png) [@victorv](https://community.cartalk.com/u/victorv)\
**Post date:** [August 11, 2009, 1:41pm UTC](https://community.cartalk.com/t/breaking/34886/1 "2009-08-11T13:41:44Z")

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when i press the break when driving the truck the steering wheel shakes. What do you should i check to fix the problem.

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**Author:** ![MikeInNH](https://avatars.discourse-cdn.com/v4/letter/m/a587f6/32.png) [@MikeInNH](https://community.cartalk.com/u/MikeInNH)\
**Post date:** [August 11, 2009, 1:42pm UTC](https://community.cartalk.com/t/breaking/34886/2 "2009-08-11T13:42:52Z")

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Sounds like the BRAKES rotors are warped. Need to be replaced or turned.

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**Author:** ![common-sense-answer](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/common-sense-answer/32/716_2.png) [@common-sense-answer](https://community.cartalk.com/u/common-sense-answer)\
**Post date:** [August 11, 2009, 1:47pm UTC](https://community.cartalk.com/t/breaking/34886/3 "2009-08-11T13:47:29Z")

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Victor, Your Brakes Aren’t Necessarily Breaking, But Rather Braking With Warped Rotors.

The problem is likely warped or corroded brake rotors. Check the brake rotors, pads, and calipers (for proper sliding/floating) and safety check the front-end suspension and steering for wear and play (worn out/loose components) while you’re checking.

CSA

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**Author:** ![victorv](https://avatars.discourse-cdn.com/v4/letter/v/87869e/32.png) [@victorv](https://community.cartalk.com/u/victorv)\
**Post date:** [August 11, 2009, 1:53pm UTC](https://community.cartalk.com/t/breaking/34886/4 "2009-08-11T13:53:24Z")

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I already replaced the breaks pads and the rotor this year or late last year, the problem went away for a couple of months and now its back. So do u think i should have them check the calipers and the suspension?

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**Author:** ![tardis](https://avatars.discourse-cdn.com/v4/letter/t/f0a364/32.png) [@tardis](https://community.cartalk.com/u/tardis)\
**Post date:** [August 11, 2009, 1:54pm UTC](https://community.cartalk.com/t/breaking/34886/5 "2009-08-11T13:54:25Z")

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The “Break” is what makes your truck stop working. The “Brake” is what should make your truck stop moving.

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**Author:** ![mcparadise](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/mcparadise/32/32_2.png) [@mcparadise](https://community.cartalk.com/u/mcparadise)\
**Post date:** [August 11, 2009, 1:56pm UTC](https://community.cartalk.com/t/breaking/34886/6 "2009-08-11T13:56:19Z")

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The problem went away when new rotors were installed. It’s possible the rotors that were new 8 or 9 months ago are now warped. You can have then checked by a mechanic to verify whether they are warped or not.

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**Author:** ![victorv](https://avatars.discourse-cdn.com/v4/letter/v/87869e/32.png) [@victorv](https://community.cartalk.com/u/victorv)\
**Post date:** [August 11, 2009, 1:58pm UTC](https://community.cartalk.com/t/breaking/34886/7 "2009-08-11T13:58:13Z")

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im sorry, but i know about that already, do you have any more suggestions that i can consider to fix the problem.

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**Author:** ![common-sense-answer](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/common-sense-answer/32/716_2.png) [@common-sense-answer](https://community.cartalk.com/u/common-sense-answer)\
**Post date:** [August 11, 2009, 2:06pm UTC](https://community.cartalk.com/t/breaking/34886/8 "2009-08-11T14:06:33Z")

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Victor, A Badly Dragging Or Sticking Caliper Could Overheat A Rotor Or The Rotors Could Have Been Of Inferior Quality.

You could jack up each front wheel, press and release the brake pedal, and then see if the brakes are fully releasing and allowing the wheels to turn freely.

Has it been parked for any period of time since the brake job?

It never hurts to safety check a vehicle, particularly if it’s been a while.

What is the model-year of this 4-Runner?

CSA

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**Author:** ![bennyandthejets](https://avatars.discourse-cdn.com/v4/letter/b/b487fb/32.png) [@bennyandthejets](https://community.cartalk.com/u/bennyandthejets)\
**Post date:** [August 11, 2009, 2:22pm UTC](https://community.cartalk.com/t/breaking/34886/9 "2009-08-11T14:22:47Z")

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Warped rotors.

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**Author:** ![the\_same\_mountainbike](https://avatars.discourse-cdn.com/v4/letter/t/c89c15/32.png) [@the\_same\_mountainbike](https://community.cartalk.com/u/the_same_mountainbike)\
**Post date:** [August 11, 2009, 9:40pm UTC](https://community.cartalk.com/t/breaking/34886/10 "2009-08-11T21:40:04Z")

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It’s warped rotors, and yes, I’d have them check the calipers. It’s possible that one caliper is sticking. The resultant dragging brake could be heating the rotor and causing warpage.

The trouble is that we can’t tell from here. It needs to be looked at hands-on. One thing you yourself could do is jack up each corner and see if the wheels spin freely. If one drags, there’s a good chance it’s due to a dragging pad.

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**Author:** ![Joseph\_E\_Meehan](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/joseph_e_meehan/32/21_2.png) [@Joseph\_E\_Meehan](https://community.cartalk.com/u/Joseph_E_Meehan)\
**Post date:** [August 12, 2009, 12:20am UTC](https://community.cartalk.com/t/breaking/34886/11 "2009-08-12T00:20:13Z")

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I will just add one thing. Cheap rotors warp easily.

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**Author:** ![oldschool](https://avatars.discourse-cdn.com/v4/letter/o/e19adc/32.png) [@oldschool](https://community.cartalk.com/u/oldschool)\
**Post date:** [August 12, 2009, 2:37am UTC](https://community.cartalk.com/t/breaking/34886/12 "2009-08-12T02:37:33Z")

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Its not rotor warpage but rotor thickness variation and can be measured.

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**Author:** ![jester98632](https://avatars.discourse-cdn.com/v4/letter/j/71e660/32.png) [@jester98632](https://community.cartalk.com/u/jester98632)\
**Post date:** [August 12, 2009, 5:21am UTC](https://community.cartalk.com/t/breaking/34886/13 "2009-08-12T05:21:52Z")

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since you replaced the rotors and they warped again, if the rear brakes are drum, was the rear brake adjustment ever checked. the front brakes may not be the problem, if the rears are not working as they should, the fronts may be overworking, and overheating. don’t replace the front rotors unless they can’t be resurfaced to make them true, and without making sure the rears are working correctly.

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**Author:** ![JayWB](https://avatars.discourse-cdn.com/v4/letter/j/e480ec/32.png) [@JayWB](https://community.cartalk.com/u/JayWB)\
**Post date:** [August 12, 2009, 6:12am UTC](https://community.cartalk.com/t/breaking/34886/14 "2009-08-12T06:12:46Z")

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As others have said it is very possible that your front brake rotors are warped or otherwise imperfect and causing your shake.

It is also possible that your REAR brakes are so completely out of adjustment that they’re making the front brakes do too much of the braking. In some cases this can make the front wheels shake. Try adjusting your rear brakes. If that doesn’t help your shake, address the front rotors.
