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LS400 95, with 128k brake failure- need help

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Old 11-30-09, 02:42 PM
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UZ214
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Default LS400 95, with 128k brake failure- need help

I picked up a 1995 ls400 with 125k earlier this year. I gave the car little maintenice (new tires/all fluids changed/new brakes pads+rotors). Yesterday the brakes felt little loose. (you can press the pedal and it feels soft it goes 70% down, Today in the morning it went all the way in without stopping. So in short no brakes. Shut the car off and started again and its working fine. ?? What could be the issue? THanks
Old 11-30-09, 02:48 PM
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Thermactor
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Sounds like your master cylinder might be singing its swan song.
Old 11-30-09, 06:03 PM
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Originally Posted by Thermactor
Sounds like your master cylinder might be singing its swan song.
Either that or...say, do you have a rather large life insurance policy?

'Second' on the master cylinder.

Last edited by randal; 11-30-09 at 06:07 PM.
Old 11-30-09, 06:11 PM
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python
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does the pedal pump up? are u losing fluid or is the master cylinder low on fluid? does the pedal hold for a second and then go to the floor or does it go straight to the floor? be careful if u do the brakes,make sure u know exactly what u r doing. do not turn the key to the "on" position if u r bleeding the brakes and make sure u bench bleed the m/c and bleed the system correctly after ward.personally if u r not experienced then take it to a reputible shop
Old 11-30-09, 11:11 PM
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Thank you guys, i think its the master cylinder, i got the brakes done from minekie, My buddy he has worked on most of my cars. Brake fluid is good, not sure how to check the cylinder fluid...
Originally Posted by python
does the pedal pump up? are u losing fluid or is the master cylinder low on fluid? does the pedal hold for a second and then go to the floor or does it go straight to the floor? be careful if u do the brakes,make sure u know exactly what u r doing. do not turn the key to the "on" position if u r bleeding the brakes and make sure u bench bleed the m/c and bleed the system correctly after ward.personally if u r not experienced then take it to a reputible shop
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