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10-21-2018, 10:06 AM | #23 | |
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Sorry OP, good luck. |
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10-21-2018, 01:13 PM | #24 | |
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My dealership told me this is normal wear and tear with 200 miles on the odometer.
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10-22-2018, 11:14 AM | #25 |
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10-23-2018, 03:26 PM | #26 |
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I just got a call from BMW NA once again stating they will not reimburse this repair under my warranty. Totally pitiful and I've lost all respect for BMW.
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10-24-2018, 12:50 AM | #27 |
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12-17-2018, 03:57 PM | #30 |
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My pedal has a slight stick after it hasn't been touched for a few minutes. I have a friend who is a tech at a local dealer, wonder if I can get him to take a look and possibly have the parts replaced.
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12-19-2018, 03:33 PM | #31 | |
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Dealerships are only good for a remove and replace with an associated check engine light. The techs mostly lack any common sense troubleshooting skills. |
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02-11-2020, 11:01 PM | #32 | |
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Thanks in advance!
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02-13-2020, 10:06 PM | #33 |
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02-13-2020, 10:08 PM | #34 | |
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I spent around $2200 replacing the brake booster and master cylinder. It seemed better for a short period of time (I wasn't driving the car much) but it's back to the same old thing. Dealerships and BMW NA were absolutely useless. I've never felt this clicking sensation on any other car I've owned and never really got any help after multiple posts to this forum. IF YOU FIND A SOLUTION, PLEASE LET ME KNOW. I did buy a brake pedal assembly on eBay to see how it worked. At some point, I plan on making a small block to prevent the pedal from going all the way up to see if that makes any difference. The only time it always clicks is in the morning after sitting overnight. Any other time, I have not been able to find anything that can reliably trigger the sticky feeling. Just drive for a few minutes and then softly press the brake pedal. What have you found? |
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02-13-2020, 10:11 PM | #35 |
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There's always a problem "replicating" this issue. I old my mechanic, drive the car on the freeway for a few minutes, don't touch the brake pedal and coast, gas it, etc. Then lightly press the brake pedal and you'll have a good chance of it clicking when it first begins movement.
I've literally tried everything to figure out what triggers it. Maybe it has something to do with the hill assist brake feature. Maybe that's leaking or malfunctioning. I don't know. IF ANYONE KNOWS HOW TO FIX THIS, PLEASE LET ME KNOW |
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05-22-2020, 01:15 AM | #36 |
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OK, I fixed this!
F u Crevier BMW. F u Irvine BMW. F u BMW NA. Sort of in that order. With that said... I'd been thinking this over for a very long time. I actually purchased a used brake pedal assembly to better see what's going on with the pedal linkage. (No need to remove brake pedal from car) Being at home during this Covid time, I've been working on my cars and finally decided to try something on the brake pedal I've been mulling over in my head. I pulled the trim cover off the pedal area *again* and looking at that, in combination with analyzing the eBay pedal assembly I found this: When you let off the brake pedal, the return spring pulls the rod coming thru the firewall all the way back until it stops. However, there is some slop in the linkages, so the after the rod is fully back, the return spring actually pulls the pedal back just a tiny bit more! Now if for any reason, the rod gets sticky after driving around for a while, when you I press on the brake pedal, it moves about 1/16" to take up the slop before actually pressing on the rod. That's the clicking sensation - a slight pedal movement before a click to get the rod moving. So, what I've been wanting to try, is to take up this slop. Get rid of that pre-movement and just start off up against the rod. Using the eBay assembly, I fabricated a high precision spacer. OK, no I didn't, I cut a piece of wood I had in my garage and put some felt on it for good measures. I did measure my car's pedal position with some digital calipers to find out where it was sitting when not depressed. Using that measurement, I added a little thickness to take up that "slop". Before, my F80's brake pedal will ALWAYS click very noticeably in the morning one time when starting the car cold. Always. (Subsequent presses are silky smooth) While driving, it would randomly click every 1-5 minutes or so. I was never able to figure out how to force it to click. Car has 40K miles on it now. I press fit the wood block into the brake pedal channel. First morning, no click! Test drive no click! It hasn't clicked since. In fact, brake pedal feels better than ever beyond the no clicking, not totally sure why. Here's some pics. YMMV on measurements. https://www.dropbox.com/sh/xbshwkox7...mGxwvk3ja?dl=0 Audihere Last edited by audihere; 06-24-2022 at 03:49 PM.. |
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05-22-2020, 08:41 AM | #37 | |
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You should probably make a new post, it would be very helpful for people with same issue so they can get to the "how to fix it post" right away. Maybe make a few of your solutions and for a small fee give it to who needs one |
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05-22-2020, 07:51 PM | #39 |
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Glad you got it sorted out. It's sucks that you spent thousands and was able to fix it yourself with a part that costs pennies. Either way, I'm sure you will have much more enjoyment driving your vehicle once again and never have to think about that stupid clicking anymore.
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