Thread #24205

92ls400-smokes when i start up??

12 archived posts · 1,717 historical views

92 LS400 RIDAHDecember 8, 2010
#359387

92ls400-smokes when i start up??

i been noticing lately that when i start up my car for the first time of the day it smokes but goes away. what does that mean? what can i do to stop this i hope its nothing major.would sea foam do any good?? , any help please would be real cool
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i been noticing lately that when i start up my car for the first time of the day it smokes but goes away. what does that mean? what can i do to stop this i hope its nothing major.would sea foam do any good?? , any help please would be real cool
LiCelsiorDecember 8, 2010
#359392
probably your idle up valve leaking powersteering fluid into the intake.
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probably your idle up valve leaking powersteering fluid into the intake.
92 LS400 RIDAHDecember 8, 2010
#359393
funny that you say that cuz i do have to refill my power steering fluid every week or so it gets low but i cant find the leak, i dont even see it on the ground. so that could be it huh, so change my idle up valve?
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funny that you say that cuz i do have to refill my power steering fluid every week or so it gets low but i cant find the leak, i dont even see it on the ground. so that could be it huh, so change my idle up valve?
SololockDecember 8, 2010
#359398
92 LS400 RIDAH;359387 wrote:i been noticing lately that when i start up my car for the first time of the day it smokes but goes away. what does that mean? what can i do to stop this i hope its nothing major.would sea foam do any good?? , any help please would be real cool

there are 2 hoses coming out of the PS pump.. that valve is what is leaking fluid into the intake manifold.
2 options:

1: take that valve off (17mm) and plug the hole with a oil drain plug of the same size and the run a hose from the intake manifold to the intake tube

2:replace it
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[QUOTE=92 LS400 RIDAH;359387]i been noticing lately that when i start up my car for the first time of the day it smokes but goes away. what does that mean? what can i do to stop this i hope its nothing major.would sea foam do any good?? , any help please would be real cool[/QUOTE]
there are 2 hoses coming out of the PS pump.. that valve is what is leaking fluid into the intake manifold. 
2 options:

1: take that valve off (17mm) and plug the hole with a oil drain plug of the same size and the run a hose from the intake manifold to the intake tube 

2:replace it
flexinsteelzDecember 8, 2010
#359405
Replace valve n the hose...the hose is soaked with oil....reason why it only smoke for a lil bit is because the hose is soaked wit oil and very soft and when u start the car, the intake draws vacumm causing the hose to colapse and not suck up the oil...
I found this out when I thought it was my valve seals going bad..good thing I caught it when I was about to start pulling shit apart..
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Replace valve n the hose...the hose is soaked with oil....reason why it only smoke for a lil bit is because the hose is soaked wit oil and very soft and when u start the car, the intake draws vacumm causing the hose to colapse and not suck up the oil...
I found this out when I thought it was my valve seals going bad..good thing I caught it when I was about to start pulling shit apart..
92 LS400 RIDAHDecember 8, 2010
#359519
where can i get the valve and hose from besides the dealership??
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where can i get the valve and hose from besides the dealership??
92 LS400 RIDAHDecember 8, 2010
#359520
Sololock;359398 wrote:there are 2 hoses coming out of the 1: take that valve off (17mm) and plug the hole with a oil drain plug of the same size and the run a hose from the intake manifold to the intake tube


if i do this will i eventually have to replace it or this will fix it the problem for good or is it just a temp fix??
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[QUOTE=Sololock;359398]there are 2 hoses coming out of the 1: take that valve off (17mm) and plug the hole with a oil drain plug of the same size and the run a hose from the intake manifold to the intake tube 
 
[/QUOTE]
 if i do this will i eventually have to replace it or this will fix it the problem for good or is it just a temp fix??
BrandicusDecember 8, 2010
#359534
www.lexls.com

check out the tutorials... your welcome =)
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[url]www.lexls.com[/url]

check out the tutorials... your welcome =)
LiCelsiorDecember 8, 2010
#359581
rockauto has good prices.
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rockauto has good prices.
SololockDecember 13, 2010
#360281
92 LS400 RIDAH;359520 wrote:if i do this will i eventually have to replace it or this will fix it the problem for good or is it just a temp fix??

you should be fine from what im reading. the new ps pumps dont even have that valve in them i dont think. can someone vouch for this?
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[QUOTE=92 LS400 RIDAH;359520]if i do this will i eventually have to replace it or this will fix it the problem for good or is it just a temp fix??[/QUOTE]
you should be fine from what im reading. the new ps pumps dont even have that valve in them i dont think. can someone vouch for this?
92 LS400 RIDAHDecember 17, 2010
#360926
Sololock;360281 wrote:you should be fine from what im reading. the new ps pumps dont even have that valve in them i dont think. can someone vouch for this?

wow love to know this to, from dealer ship or at parts store to??
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[QUOTE=Sololock;360281]you should be fine from what im reading. the new ps pumps dont even have that valve in them i dont think. can someone vouch for this?[/QUOTE]
 wow love to know this to, from dealer ship or at parts store to??
OGDecember 21, 2010
#361408
you can use an sc400 power steering pump that doesn't have the valve (still need to plug the vaccums). i bypassed mine with no problems. as a matter of fact i have one (whole pump w/ bypass) with very low miles for sale if you want.
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you can use an sc400 power steering pump that doesn't have the valve (still need to plug the vaccums). i bypassed mine with no problems. as a matter of fact i have one (whole pump w/ bypass) with very low miles for sale if you want.