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Old 04-07-05, 11:28 PM
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White smoke?!

White smoke from the exhaust means that antifreeze or water is getting into combustion right and is very bad from what i have read on the threads... What can i do to fix it?
Old 04-08-05, 12:10 AM
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><

Check your map sensor, and check all of your vacuum lines, could be a couple bad solenoids, or your spark plugs may be bad, but other than that it could be the water/radiator fluid, which would suck
Old 04-08-05, 12:34 AM
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if it is water radiator fluid... how can i fix this??
Old 04-08-05, 07:52 AM
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there's a fix posted on midwest rotary rally's site. I don't know how well it works. It's a long shot. Does it stop after the car is warmed up? Is the coolant buzzer of death coming on? Give us some more info before you go hog wild.
Old 04-08-05, 08:08 AM
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yeah give us more. need mo' info
Old 04-08-05, 08:31 AM
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What does it smell like? Is it sweet and plastic smelling like antifreeze?
Old 04-08-05, 09:16 AM
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If there is a lot of smoke coming out of the exhaust, and I mean a nice amount, it is probably a coolant seal. There is a way to pour somthing into the system that may or may not seal this, you can find it if you search well.
Old 04-08-05, 09:59 AM
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CRC Block weld or any copper-silicate coolant system sealer will do the trick, but it's still only a temporary substitute for a rebuilt or remanufactured engine.
Old 04-08-05, 02:29 PM
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I've never tried this, but it looks like Kevin has had some good luck with it.
http://rotaryresurrection.com/rotary...oolantfix.html
Old 04-08-05, 02:36 PM
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could just be condensation. a bad coolant seal would look like a smoke grenade.
Old 04-08-05, 03:36 PM
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Agree with Scratchjunkie - condensation is commonly mistaken for coolant smoke, but you can tell them apart:
- coolant smoke smells sweet
- condensation (steam) goes away and doesn't linger in the air unless it's a 'see your breath' kind of morning. Coolant smoke supposedly makes for a big, thick cloud
- coolant smoke will occur if the engine had been running, is stopped for a few minutes, and is restarted. (steam won't since the exhaust is still very warm and dry)
- coolant smoke usually means you can find hydrocarbon gasses in the coolant (champagne bubble test or hydrocarbon test)

TG I haven't witnessed the coolant smoke on my car yet.

Dave
Old 04-08-05, 07:02 PM
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or it could mean...

we have a new Pope

Actually, all the items mentioned so far are legit and well documented.
Old 04-09-05, 05:26 AM
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When i start the car in the morning.. i can see alot of white smoke and it comes out alot until the car is warm.. then its a small amount that comes out...
Old 04-09-05, 05:48 AM
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Originally Posted by rizzle
When i start the car in the morning.. i can see alot of white smoke and it comes out alot until the car is warm.. then its a small amount that comes out...
A lot of the other "sweet" smell and thick smoke can just be mistaken for rotary smells and condensation.

PRESSURE TEST YOUR SYSTEM! Borrow a pressure tester from your local Kragen or AutoZone. Build up the pressure to .9bar. Leave it for a few hours, and check back on it when the time passes. If it loses pressure, you either have a coolant leak somewhere or you may have blown coolant o-rings. If you want to further test it, find a place that will test for hydrocarbons.

The "champagne bubble" test is not accurate IMO, as it could just be small air bubbles in your coolant system. Not to sound like a *****, but you should have done a search before you created this thread. As you can see on the very bottom of this page, there have been literally 100's of threads on "white smoke".
Old 04-20-05, 09:15 PM
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yeah... very faint white smoke comes out the exhaust on my fd too, but only during startup / warmup. anywhere from 1 - 3 min. then no more white smoke. hope its just some condensation, but i'm going to have to check the motor for leaks, then perform a compression test.
Old 04-20-05, 09:42 PM
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Seem's like it can happen overnight, but when the seals are gone, like scratchjunkie said, there is no mistaking it. I started my car in the garage one day and within 10 seconds, could'nt see my hand in front of my face. I don't think that you could make that much smoke running 50/50 gas to oil ratio
Old 04-20-05, 09:43 PM
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very faint white smoke comes out the exhaust on my fd too, but only during startup / warmup. anywhere from 1 - 3 min. then no more white smoke. hope its just some condensation, but i'm going to have to check the motor for leaks, then perform a compression test.
Condensation. Its normal and occurs on all types of vehicles. Nothing to worry about.
Old 04-20-05, 09:48 PM
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very faint white smoke comes out the exhaust on my fd too, but only during startup / warmup. anywhere from 1 - 3 min. then no more white smoke. hope its just some condensation, but i'm going to have to check the motor for leaks, then perform a compression test.
Condensation. Its normal and occurs on all types of vehicles. Nothing to worry about.
Old 04-20-05, 09:55 PM
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Could be oil as well. I have a similar problem, but mine smells like oil and in the right light, has sort of a blue tint. I am not exactly sure what it is coming from, since I have replaced the turbos, and the PCV by the oil filler neck. Wish I could be of more help.
Old 04-20-05, 10:30 PM
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gonna check to be sure. but thank you for the reassurance POS7 . im a new fd owner so i freak about every little potential problem.
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