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juno

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Discussion starter · #1 ·
I changed my front pads yesterday after 29k miles, so I figured I'd tell the story here since I had a tough time finding any detail on this.

What you'll need:
One (1) Ford Focus
Jack and jackstands
Lug wrench
Socket wrench
T-45 (3/8") Torx bit
a spreading device for the caliper
new brake pads (duh)
some twine (optional)
a flat-head screwdriver (or something small for prying.)
a friend to drive you to a machine shop

I'm not exactly sure on the Torx bit. I think I read somewhere that it's a hex bolt, not Torx and that you shouldn't use a Torx bit. I used the Torx bit and it worked for me. Like an idiot, I never actually looked at the bolt to see which it was. I actually called the service department of a nearby Ford dealer before I started, and they couldn't tell me. Anyway, I got the appropriate Torx and hex bits along with a caliper spreader at Checker in their 12 peice disc brake repair kit(#410030) for about $25.

Anyway, Loosen up the lug nuts while the car is still on the ground. Now, go ahead and jack up the front and take the wheels off. Now you're faced with detatching the caliper from the spindle. There are two bolts holding the caliper to the spindle on the engine-side of the caliper. The bolts are covered with little plastic caps which you can easily remove by hand.

I should note here that unless you are doing a complete brake job with a bleed and new fluid, DO NOT disconnect the caliper from the brake line.

Use your socket wrench and the T-45 bit to loosen the bolts. At some point they will stop moving when they clear the threads, but you can use your finger or a screwdriver to push them out a bit more. The next thing that is holding the caliper to the spindle is the clip on the outside brake pad. Just pull (really hard) the clip off the caliper (I guess you could cut it, too).

At this point I tried to pull the caliper off the spindle, but it would not come off. I took a hammer and just tapped the ends of the brake pads to loose them from the spindle. After that they slid off with some effort. Now you can pull the pads off. The outside pad is just clipped on and it slides right off. The inner pad is clipped into the piston. You'll see what I'm talking about when you pull it out.

From here you could just set the caliper on top of the spindle, but I chose to tie it to some suspension bits with a piece of twine. I've heard that you can just leave it hanging by the brake line, but I wasn't too comfortable with that.

Pull the rotors.

Luckily, I had Simulacrum over to drive me down to Red Rooster, an auto parts store with a machine shop. They turned the rotors for $14 a piece. They originally told me it would take an hour, but it ended up taking two. They also told me that there was so much wear on the rotors that I would probably have to replace them next time. Be prepared to wait. I suggest getting some tacos for lunch. After that, you can hang out in a cramped pawn shop, looking at the collected works of Merle Haggard.

Bring the rotors back to the scene and put them back on the car. The sequence of reassembly is of importance. First, get the inside brake pad clipped into the caliper piston. Once that's done, use the spreader to push the caliper piston back in. Clip the outside pad into the caliper, but don't swing the second, bigger clip around the caliper just yet. Set the caliper back on the spindle and drive in the bolts. Now you can pull the outer pad clip around the edge of the caliper so that it's secured (this is hard to do).

Double check everything.

Put your wheels back on and lower the car. After I started the car, the brake pedal was very soft. Immediately I thought that there was probably brake fluid all over the place under my car, but after about six presses, the pedal firmed up and all was well.

Do as much tesing as you can. I took a ginger drive around the block, braking often. Everything seems fine. My braking kinda sucks now because all the pieces have to settle in, but it's getting better as I put on the miles.

Thanks to Sim for driving me around and for providing physical might where necessary. Thanks to the guys at Checker for trying to sell me stuff I don't need. Thanks to Red Rooster for doing a thorough job with the lathe. Finally, thanks to Ford for having crappy service that prompted me to do my own brakes in the first place.
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Discussion starter · #2 ·
Yes, my rotors were in pretty bad shape. I could feel that the surface wasn't flat. Aside from that, I've heard from more than one source that you should always have your rotors turned (or replaced) because it will just accelerate the wear on the new pads if you don't. So, I guess you don't absolutley have to do it, but I'll spend the extra money to prolong the life of my new pads. Don't get me wrong, I like working on my car, I would just like to do something other than replace the brakes.
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I helped RW02 change his brakes one day, it was pretty easy, i love the way they made those caps on the calipers so they dont seize up and you cant get them loose!

drum brakes are cake man, ill write up something when i do mine, thanks for your time juno!
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The front rotors and pads are really easy on the Focus. Tom Freeman and I did a *HOT* pad and rotor swap in 7 minutes for one side. 15 minutes, and the wheels were torqued and the car reaey for the next track seesion.
 
I would venture to say that You will possibly experience front brake pulsation in short order as the Focus rotors are awfully yhtin to begin with and machining them just makes them more prone to warpage. So be easier on them then You were before.
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rock on man!
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can't wait to see the write up for the drum brakes. those things piss me off more than anything else on the car.

glad you got the job done. happy trails.
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Yes, it is a torx that you use. Also, were your rotors warped? I wouldn't have turned them if they weren't, it's just taking more wearable surface off of the rotor.
 
Originally posted by noresull:
I would venture to say that You will possibly experience front brake pulsation in short order as the Focus rotors are awfully yhtin to begin with and machining them just makes them more prone to warpage. So be easier on them then You were before.
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<font size="2" face="Verdana, Arial">Noresull,

Are you suggesting to have the rotors replaced rather than have them turned/machined?
 
I would. the OEM rotors are garbage. I switched to some rotors from O'reilleys and I'm much happier with them. even out of the box you could tell they were made better.
 
Originally posted by juno:
Yes, my rotors were in pretty bad shape. I could feel that the surface wasn't flat. Aside from that, I've heard from more than one source that you should always have your rotors turned (or replaced) because it will just accelerate the wear on the new pads if you don't. So, I guess you don't absolutley have to do it, but I'll spend the extra money to prolong the life of my new pads. Don't get me wrong, I like working on my car, I would just like to do something other than replace the brakes.
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<font size="2" face="Verdana, Arial">I understand what you're saying here, but on my car(s), the pads lasted about the same regardless of turning the rotors. In fact, Nissan advised against turning the rotors because it can only be done once. The rotors on my Sentra lasted 100,000 miles and the pads about 25,000.

The other way to retract the caliper piston, is with a large C-Clamp pushing either directly on the inside of the piston, or using one of the old padsto push.
 
Originally posted by SaTaNcLaUz:
I helped RW02 change his brakes one day, it was pretty easy, i love the way they made those caps on the calipers so they dont seize up and you cant get them loose!

drum brakes are cake man, ill write up something when i do mine, thanks for your time juno!
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<font size="2" face="Verdana, Arial">I think you'll find that the Focus drum brakes are much more challenging than most other makes. If you do find a way to do it that's easier, the rest of us who have done it will want to know!!
 
Originally posted by jdp72:
Are you suggesting to have the rotors replaced rather than have them turned/machined?
<font size="2" face="Verdana, Arial">Yes, that is exactly what I'm saying. As Juno stated, the rotors should always have a fresh surface with new pads, i.e. sand the hell out of the rotors, machined or replaced, however on newer cars, they are manufacturing them so close to the spec right away that machining is just not that beneficial as they lose more material and causes less heat to be dissipated which promotes warpage.

On any car, I usually recomend replacing rotors instead of machining, especially if there is a pulsation.
 
Noresull is right...

specially when you can get rotors for approx $40 each... there is no reason to machine old ones.. cuz the performance can be significantly affected. I've done brakes on so many hondas and acuras to know that its just easier less a PITA to buy the new ones and slap em on!
 
Originally posted by ZTS_Dude:
Yes, it is a torx that you use. Also, were your rotors warped? I wouldn't have turned them if they weren't, it's just taking more wearable surface off of the rotor.
<font size="2" face="Verdana, Arial">On my 2000 ZX3, I use 7mm hex for the calipers.
Are there different calipers for our car?

[ 04-20-2003, 08:40 AM: Message edited by: YellowZX3 ]
 
Is there a rear drum replace how to???

My dealer wants over $600 to replace the front brakes/rotor and rear drums.

I know there was a problem with the Focus brakes, and there was some sort of lawsuit in California for it... Whatever happened with it, did Ford settle?
 
Another question...

I've never used a "caliper spreader", is that the actual tool to use instead of just using a C-clamp like driverfaster suggested???

SaTaNcLaUz, did you get to replacing your drums? Got the service writeup on my Focus and it listed HIGHLIGHTED RED: BK3 MEANS THAT THERE IS 3MM TO 5MM OF DISC THICKNESS LESFT AND 1MM TO 2MM DRUM LINING THICKNESS LEFT AND IS CODED YELLOW

Service guy heavily suggested that I have them all replaced...

Went to Pep Boys and AutoZone last night and they didn't have the rotors in stock, I am hoping NAPA does though.
 
Discussion starter · #20 ·
jdp72, I got a caliper spreader with the disc brake repair kit I mentioned. You could also use a C-clamp like drivefaster suggested. It's about the same.

As far as replacing vs. machining the rotors goes, only time will tell in my case. Any way you slice it, $14 is a lot less than $40 when you're unemployed.
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And whatever happened to the three Rs? Reduce, reuse, recycle?
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