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Old 02-21-2021, 12:26 AM
jpliddy jpliddy is offline
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Join Date: Jan 2014
Posts: 343
Default 940 tic auto 1995

i have had good results using a cheap mechanics steterscope, for noise findings on our D24s .its interesting you think the noise might be coming from the pump a which pump injection pump or vacuum pump?
have you tried disconnecting the white 4mm plastic hose at the joint up at the bulkhead near the washer hose Joint . if its the vacuum pump the rattle will stop when this is disconnected , try it a few times ,but dont forget to put it back as
it works the BRAKE master ciylinder . there is a lot of disscusions on the noise vacuum pump ,let us know how you get on .
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