TwinTurbo.NET: Nissan 300ZX forum - Try this B4 replacing the BB. Disconnect the vacuum >>>
Subject
Try this B4 replacing the BB. Disconnect the vacuum >>>
Posted by
ZUL8TR
on May 05, 2012 at 7:09 AM
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In Reply To
RPM's drop when pressing the brakes (not common)
posted by joe645733
on May 04, 2012 at 07:41 PM
Message
line to the BB and plug it to prevent vacuum leak. Run the car and test the brakes and engine operation without the booster, this will confirm if BB bad.
ZUL8TR in Orlando,FL
Follow Ups
RPM's drop when pressing the brakes (not common)
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joe645733
19:41:26 05/04/12
Bench bleeding is likely NOT the issue - shop took care
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jzack
23:15:24 05/04/12
thanks and...
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joe645733
06:21:51 05/05/12
thanks and...
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joe645733
07:11:49 05/05/12
Booster diaphragm leaking could explain the hissing heard? (n/m)
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jzack
14:43:32 05/05/12
Try this B4 replacing the BB. Disconnect the vacuum >>> -
ZUL8TR
07:09:17 05/05/12
Re: ZUL8TR
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joe645733
16:25:02 05/05/12
Here is link to service manual on the brake booster>>>
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ZUL8TR
10:53:12 05/06/12
another thing***
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joe645733
16:29:53 05/05/12
all cars with a booster will do that.
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AHos(Chicago)
20:30:58 05/05/12
Re: all cars with a booster will do that.
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joe645733
21:18:36 05/05/12
One of the tests for a good booster is with engine off>>>
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ZUL8TR
15:40:17 05/06/12
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