G35 Sedan V35 2003-06 Discussion about the 1st Generation V35 G35 Sedan

Does brake fluids get consume as the brake pads wear down?

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Old 10-18-2006, 08:50 PM
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Does brake fluids get consume as the brake pads wear down?

Hi all,

I have a little less than 15k miles on my G. I never checked the front brakes but the rear brakes I still see plenty of brakes left. The brake level reservior was a bit under Max a while back (maybe 9+ months ago). Then I filled it up to Max. It's now half way between Max and Min again. Is that normal usage for brake fluids? Or a sign of something wrong? I remembered my Accord, I hardly ever had to refill the brake fluids.

Thanks...
 

Last edited by mikeee2; 10-18-2006 at 09:03 PM.
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Old 10-18-2006, 09:03 PM
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Consumed is not a good term. As the pads wear, they create more space for the fluid to fill, so it appears to have been used. You should top the master cylinder reservoir off as needed. A good tech will check every oil change.
 
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Old 10-18-2006, 09:07 PM
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Originally Posted by RetAF
Consumed is not a good term. As the pads wear, they create more space for the fluid to fill, so it appears to have been used. You should top the master cylinder reservoir off as needed. A good tech will check every oil change.
On the manual it said to add Genuine Nissan Super Heavy Duty Brake Fluid or equivalent DOT3. Should I buy the Nissan fluid at Infiniti? Or go with the DOT3/DOT4 at auto stores?
 
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Old 10-18-2006, 09:31 PM
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I would go with the Nissan brand. Can't go wrong with OEM.
 
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Old 10-18-2006, 09:43 PM
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It's not expensive enough to worry about - go with OEM.
 
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Old 10-18-2006, 09:45 PM
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I used some synthetic Valvoline SynPower DOT3/4. No problems with that. Bought it at Advance Auto.
 
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Old 10-18-2006, 09:56 PM
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Thanks. Next time I bring car to service, I'll pick up a bottle of Brake Fluids.
 
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Old 10-18-2006, 10:11 PM
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not to jack this thread or anything but how often should the rotors be replaced? by the way Bobby whats up man?
 
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Old 10-18-2006, 10:22 PM
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Originally Posted by Garyv01
not to jack this thread or anything but how often should the rotors be replaced? by the way Bobby whats up man?
depends on how you use the rotors. If you daily drive then probably every 50-60K miles. If your into tracking and what not well thats a different story.
 
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Old 10-18-2006, 10:32 PM
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Originally Posted by Garyv01
not to jack this thread or anything but how often should the rotors be replaced? by the way Bobby whats up man?
What's up Gary!!!
 
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Old 10-19-2006, 12:00 AM
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Brake fluid does NOT get consumed. The brake pad does. As the pad wears the caliper piston has to move out more to apply the brakes and doesn't retract as much. The extra space left by the piston is taken up with fluid. ie... put new pads in, retract the pistons and then watch what the fluid does. But it's not a bad idea to keep an eye on the level as the pads wear. If it gets too low then yes, top it off a bit
 
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Old 10-19-2006, 10:02 AM
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Originally Posted by Jeff92se
Brake fluid does NOT get consumed. The brake pad does. As the pad wears the caliper piston has to move out more to apply the brakes and doesn't retract as much. The extra space left by the piston is taken up with fluid. ie... put new pads in, retract the pistons and then watch what the fluid does. But it's not a bad idea to keep an eye on the level as the pads wear. If it gets too low then yes, top it off a bit
Thanks for the explanation!!!
 
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Old 10-19-2006, 10:53 AM
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Jeff's right. Also, make damn sure you loosen the brake reservoir cap while doing brake work because when you compress the pistons, the fluid will rise. If you topped off the fluid, it will leak out. If you don't collect the fluid before it leaks out, it will eat the paint.
 
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Old 10-19-2006, 11:04 AM
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if you have an 05x, or an 03 or 04 sedan, it doesnt really matter how much life you have, you need to replace those rotors with a higher performance set immediately!
 
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Old 10-19-2006, 05:13 PM
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Originally Posted by mikeee2
What's up Gary!!!
How's everything man?! did your wife have the baby already?...if so CONGRATS MAN
 


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