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Madison Motorsports
Project 2.Slow Mazda3 - Printable Version

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+--- Thread: Project 2.Slow Mazda3 (/showthread.php?tid=10604)



Re: Project 2.Slow Mazda3 - CaptainHenreh - 01-17-2017

Forgive me, but isn't a wheelspeed sensor like 20 bucks? Either replace all four, or buy a new one and swap it around until the light goes off?


Re: Project 2.Slow Mazda3 - rherold9 - 01-17-2017

CaptainHenreh Wrote:Forgive me, but isn't a wheelspeed sensor like 20 bucks? Either replace all four, or buy a new one and swap it around until the light goes off?
Fronts are different than rears. Not sure why.

Fronts range $26-33 on rockauto and rears range $20-29

So I'd have to buy at least one of each and then if that doesn't fix the issue it's just waste and would need to get scanned to figure out what it is anways. Thought I'd ask to see if someone has a scanner instead of spending $130+ for a possible one time scan. If i have to buy one i will. Would rather find the correct issue, replace the right part the first time, and be done with it instead of throwing parts at it that may not fix it.

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Re: Project 2.Slow Mazda3 - CaptainHenreh - 01-18-2017

rherold9 Wrote:
CaptainHenreh Wrote:Forgive me, but isn't a wheelspeed sensor like 20 bucks? Either replace all four, or buy a new one and swap it around until the light goes off?
Fronts are different than rears. Not sure why.

Fronts range $26-33 on rockauto and rears range $20-29

So I'd have to buy at least one of each and then if that doesn't fix the issue it's just waste and would need to get scanned to figure out what it is anways. Thought I'd ask to see if someone has a scanner instead of spending $130+ for a possible one time scan. If i have to buy one i will. Would rather find the correct issue, replace the right part the first time, and be done with it instead of throwing parts at it that may not fix it.

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Sorry, you made it sound like you knew it was a wheel sensor, you just didn't know which one, and that seems like a problem that could be solved in 2 trips to vatozone.


Re: Project 2.Slow Mazda3 - rherold9 - 01-18-2017

CaptainHenreh Wrote:Sorry, you made it sound like you knew it was a wheel sensor, you just didn't know which one, and that seems like a problem that could be solved in 2 trips to vatozone.

Well I think it is. Only time my brakes lock up is randomly when I'm coming out of a turn and braking. For example, like T4 at Summit and braking into T5 . So, it made me believe it would be a wheel speed sensor but I really don't know. I only lock up in a straight line if I don't heavily ease into the dtc 60s instead stomp too hard which is normal for any car.

Auto parts stores don't carry scanners for reading abs on my car when I've tried in the past. I can call and ask though to see if anything has changed. But, I found a specific scanner for mazda/mistubishi just holding off for now.

Why 2 trips to autozone or advance?

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Re: Project 2.Slow Mazda3 - rherold9 - 01-23-2017

Figures. Oh well. This thing is awesome. Reads about every code you'd need to know about for Mazda/mistubishi

[Image: d8d80fca55756df8fd04326717fad57e.jpg]

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Re: Project 2.Slow Mazda3 - D_Eclipse9916 - 01-24-2017

Verify it's not a cut or crimped wire from the accident


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Re: Project 2.Slow Mazda3 - rherold9 - 01-24-2017

D_Eclipse9916 Wrote:Verify it's not a cut or crimped wire from the accident


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The abs light had been on before the accident. Just been lazy to fix it since brakes were fine except like twice a weekend at summit. But, I just had the wheels off to fit the miata and all is well on lines and pad life.

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Re: Project 2.Slow Mazda3 - Ken - 01-24-2017

rherold9 Wrote:
D_Eclipse9916 Wrote:Verify it's not a cut or crimped wire from the accident


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The abs light had been on before the accident. Just been lazy to fix it since brakes were fine except like twice a weekend at summit. But, I just had the wheels off to fit the miata and all is well on lines and pad life.

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Wait, holdup. You tracked your car with a warning light on for your ABS?


Re: Project 2.Slow Mazda3 - SlimKlim - 01-24-2017

Real men don't need ABS


Re: Project 2.Slow Mazda3 - Ken - 01-24-2017

SlimKlim Wrote:Real men don't need ABS
Solid point - i just assumed it could be indicative of a larger brakes related issue.


Re: Project 2.Slow Mazda3 - rherold9 - 01-27-2017

Wheel speed sensor install was easy button. I knew it needed e6 size torx bit. Decided to just buy a set since that's the only thing I could find with one included

[Image: 48728c86a7d2a60e5c6f292cd9151403.jpg]

Haven't checked if the abs light went away because still on stands. Anyways on to that. New top hats came in with bearings. Didn't bother to look before hand on how the ground control strut mount goes together. Learned I wasted about $10 by buying bearings with the top hats. OEM spring seat and bearings don't fit because inner diameter of eibach spring is too small. Good news is current custom bearing piece spins fine.

The fun part is how the GC strut mounts on the OEM top hat. It's a terrible design... On to pics.

[Image: ff51278e1e5ba02fa64976cb13c2c947.jpg]

[Image: 5b8eeedd4c3ffaf6d90bc8bead07fa0c.jpg]

Basically the metal part mounts onto the chassis strut mount. And the OEM rubber top hat mounts onto that GC metal strut mount.

Should've just left the the GC strut mount off the entire kit and just used the OEM top hats with just and the provided bearing and spring seat to fit the eibach springs... Not sure why they half ass attempted to offer a top hat/strut mount...

So I need a drill or impact drill bits. Idk if impact drill bits are even a thing or a good idea? Have to look that up. I marked the spots I need to drill. The old top hats are pretty beat up so I'm glad I got new ones.

[Image: cdea7e27d4e433415976a5c1a6d49c28.jpg]

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Re: Project 2.Slow Mazda3 - Beej - 01-28-2017

I might be missing something, but I don't see why drilling is needed?


Re: Project 2.Slow Mazda3 - rherold9 - 01-28-2017

Beej Wrote:I might be missing something, but I don't see why drilling is needed?
Do you see those holes in the old rubber oem top hat?

The metal ground control top hat sits on top of the rubber oem top hat and is bolted to it. The metal top hat mounts to the strut mount on the chassis of the car that requires separate bolts. Those bolts that go through the metal top hat are long enough that they also need to go through the rubber below them. This is where drilling need to be done to allow those strut mount bolts to go through all the way.

This is why I said it's an awful design. Not sure why they didn't just offer a one piece direct body up to oem top hat and strut mount with longer bolts to compensate for the small extra thickness of the metal or they should've just offered the the bearing kit and spring seat for the oem rubber top hat.

I think this was an early prototype of their mounts as they have different ones available in their store now that are whole one piece no need for oem top hat but $400 is a steep price... I bought these a few years back when the kit was first introduced for speed3's second hand from a guy who autocrossed his 1st gen mazda3. I was a noob and didn't bother to look at the design as it was all put together when shipped to me.

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Re: Project 2.Slow Mazda3 - Beej - 01-28-2017

Ha, that is a bit silly. It's one of the more simple ones I've seen but I figured they'd at least send bolts short enough that you wouldn't have to do that.

I've got a drill if you need one but I'm heading out of town until tomorrow. Drilling into metal with an impact driver doesn't sound super fun.


Re: Project 2.Slow Mazda3 - JPolen01 - 01-28-2017

Yeah you want a drill with a metal bit for that not an impact driver.


Re: Project 2.Slow Mazda3 - rherold9 - 01-28-2017

Beej Wrote:Ha, that is a bit silly. It's one of the more simple ones I've seen but I figured they'd at least send bolts short enough that you wouldn't have to do that.

I've got a drill if you need one but I'm heading out of town until tomorrow. Drilling into metal with an impact driver doesn't sound super fun.
I don't need to drill into the metal just the rubber of the oem top hat that sits under the metal GC mount.

I may just buy the new version as these are so basly put together. I wish I decided too take an hour before and check put how these were out together before. Also didn't realize GC had something different. Oh well. Live and you learn. Could've saved $70 in the first place.

Anyone know about axial load bearings and urethane shaft mount? Here is the new version. Just want to make sure I don't purchase these and they don't work very well.

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Re: Project 2.Slow Mazda3 - D_Eclipse9916 - 01-28-2017

Ground Control knows what they are doing. Its just a urethane bushing in a captive plate with a bearing that spins (when you turn the wheel shocks turn in a figure 8 so need the ability to slightly spin). Basically same thing as stock with a urethane instead or rubber bushing.


Re: Project 2.Slow Mazda3 - rherold9 - 01-29-2017

D_Eclipse9916 Wrote:Ground Control knows what they are doing. Its just a urethane bushing in a captive plate with a bearing that spins (when you turn the wheel shocks turn in a figure 8 so need the ability to slightly spin). Basically same thing as stock with a urethane instead or rubber bushing.

So, it looks like from talking to a friend and reading is that you just have to be weary of the nut backing off the urethane mount and snapping the shaft.One example that is not through a friend. Seems like their plates aren't designed the best on multiple cars :dunno: . Hmm. Very frustrating but it's probably best I just stick with just the new top hats for now and deal with the weirdness. Maybe just upgrade to an actual coilover system as well once these Koni's start to go out...

Looks like solid options are Feal's and BC Racing DR's that won't break the wallet


Re: Project 2.Slow Mazda3 - D_Eclipse9916 - 01-29-2017

When will you learn and get decent shocks. Trash trash trash, I wouldn't wish BCs on anyone


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Re: Project 2.Slow Mazda3 - rherold9 - 01-29-2017

D_Eclipse9916 Wrote:When will you learn and get decent shocks. Trash trash trash, I wouldn't wish BCs on anyone


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What do you recommend?

I'm not about to drop 4 grand on AST's for this car when it will be a TT car for a few years than retired for probably an HC car. It just doesn't make sense. They don't make many options for this car that you can get custom springs and valving. At least with the DR's are digressive dampened and can be custom valved and spring rated. Obviously not going to be ast, moton, penske level but is better than most options for this car that I can find. Most options are super soft springs in the rear

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