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air coming out of oil cap during boostleak test?

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ZUUHLSGSX

15+ Year Contributor
34
0
Nov 27, 2004
butler, New Jersey
did a boost leak test today and air was escaping from the oil cap. wtf? :confused: any help would be greatly appreciated.
 
no we havent but ive read so many of your forum replies that i had to say congratulations. you always seem to be able to direct people in the right direction. still reading through 6 pages of thread you gave me. i think my heads gonna fall off :barf:
 
oh, by the way, get off the computer and fix your damn car. :mad: its the reason your here so shouldnt you be enjoying the experience of driving it ? :thumb:
 
ZUUHLSGSX said:
oh, by the way, get off the computer and fix your damn car. :mad: its the reason your here so shouldnt you be enjoying the experience of driving it ? :thumb:
Why people know my car is down? I don't know ROFL , but it will be in E-Town in July that's for sure. ;)
 
oldman said:
Search before you create a new thread, this is the third one today for the same topic.
http://www.dsmtuners.com/forums/showthread.php?t=174682&highlight=boost+leaks
Post questions there or here after you read though the thread.
well if finally got to do compression test and the results where not good :(
cyl dry wet
4 150 160
3 145 155
2 145 155
1 155 165
guess i know what problem is, rings. crap! :cry: if any one has fixed this prob. cheaply please tell me how because myfundsarelow. it seems to be a terminal disease with me and this car,].
 
Those compression numbers are decent. 120PSI is the service limit on 1G's. The problem is likely not your rings, it's your PCV valve.
 
Did you test the turbo seal and pcv before the compression test like the other thread suggested? In any case like psychlow said, although 145 is not ideal, it's still within service limits. The little difference in dry and wet test also suggested that the rings are OK. Are you smoking under any conditions? What lead you to the pressure test in the first place? Give us more details on what else you have tried besides the compression test.
 
oldman said:
Did you test the turbo seal and pcv before the compression test like the other thread suggested? In any case like psychlow said, although 145 is not ideal, it's still within service limits. The little difference in dry and wet test also suggested that the rings are OK. Are you smoking under any conditions? What lead you to the pressure test in the first place? Give us more details on what else you have tried besides the compression test.
sorry it took so long to get back. no smoke at all, maybe a little black(carbon) when i get happy with the go peddle at first. pcv valve is brand new and functional(i checked). didnt check the turbo seal. i bought turbo brand new (16g) and it only has about 3000 miles on it now. still a little foggy on how to test it. :confused:
 
i found how to do it. disconnect turbo from licp and pressurize system TOWARDS intercooler. i hope i get a chance to do it this week. ill post results asap and thanks for the help.
 
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