i have a 87 325is i just installed a new clutch. i drained the fluid out of the slave cylinder and put new fluid in. i cant build any pressure in the line. when you push the clutch it hits the floor and stays down. so i bled the line so no air bubbles came through the lines. i pumped the pedal like 10000 times so when you press the clutch pedal it comes back up istead of staying to the floor. but every time i bled it it made it worse and the pedal would stay to the ground again. so i finally got it so when you press the clutch it comes back up to normal postion(flush to brake pedal) but when i turn on the car there no pressure just enough to shift gears. i can only feel pressure when the pedals almost to the ground. WHAT SHOULD I DO?? also i bled the brakes and there was plenty of pressure but when i drove it hardly any pressure like the clutch pedal and the new pads were dragging/ catching on the new rotors.(crossdrilled) im thinking it needs some silicone behind the pads to stick to the caliper. i applied some but i guess not enough. also can you use the brake pad sensor with cross/slotted rotors? the front sensor wasnt like the rear where its like a small pad that wears down with the discpad. it was a square platic piece with a metal prong thing coming out ive never seen one like this before.( tip looks like the tip of a spark plug/part the wire attaches to) i got it from bavauto. NEED HELP ASAP THE MOST IMPORTANT IS THE CLUTCH FLUID/PRESSURE. reservoir is full. ANY IDEAS?????????
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You don't know how to properly bleed the hydraulic system do you?Tenured Automotive Service Professional - Avid BMW Enthusiast
Vapor Honing & E30 ABS Pump Refurbishment Service
https://mtechniqueabs.com/
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Originally posted by JordanYou don't know how to properly bleed the hydraulic system do you?
it sounds to me like u just need to bleed it more. read over this... http://www.r3vlimited.com/phpBB2/vie...916&highlight=
bleeding mine took FOREVER so mabye u just havnt bled it enough.
i dont know about the brakes though.98 M3/4/5
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He doesn't need to "bleed it more" he needs to learn how to bleed it right.
To bleed the clutch without special tools, you NEED a second person.
Pump the pedal 10-12 times, and hold it to the floor. Have someone go under the car, and turn the bleeder screw. After all the fluid pours out, have them shut the bleeder valve. At that time you may lift the pedal off the floor. Pump it a few more times, hold it to the floor, open bleeder, close bleeder, release pedal.
Repeat until done, its not hard.Tenured Automotive Service Professional - Avid BMW Enthusiast
Vapor Honing & E30 ABS Pump Refurbishment Service
https://mtechniqueabs.com/
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Originally posted by JordanYou don't know how to properly bleed the hydraulic system do you?
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Sigh... whatever kid, YOU did something wrong, go back and double check everything you did, and then learn how to bleed your system properly.Tenured Automotive Service Professional - Avid BMW Enthusiast
Vapor Honing & E30 ABS Pump Refurbishment Service
https://mtechniqueabs.com/
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Originally posted by JordanSigh... whatever kid, YOU did something wrong, go back and double check everything you did, and then learn how to bleed your system properly.
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Originally posted by JordanYOU did something wrong, go back and double check everything you did.Tenured Automotive Service Professional - Avid BMW Enthusiast
Vapor Honing & E30 ABS Pump Refurbishment Service
https://mtechniqueabs.com/
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If you are following the pocedure correctly and still can't get a good pedal, then you either have a bad slave cylinder, and or a bad master cylinder.
Pull the boot back on the slave and see if fluid drips out, if it does, its bad, replace it.
If you put the new slave on, and it still won't bleed, your master cylinder is most likely also bad.
This is what happened on my car, I had to replace both to get a good pedal. The slave leaked, and the rod was broken in the master.
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