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-   -   pouring white smoke from exhaust. please help (https://www.dieselbombers.com/ford-powerstroke-99-03-7-3l/96092-pouring-white-smoke-exhaust-please-help.html)

Eddiebuntain 05-16-2012 11:29 AM

I'd pick up a Chilton or Haynes service manual for you truck. Not that expensive and you get photos, diagrams, and professionally written step by step instructions, as well as diagnostic advice. The forum can still be helpful, but sometimes its easier to look in a book than post online and hope someone who knows what their talking about sees your post and responds.

chuckles 05-18-2012 03:34 PM


Originally Posted by CSIPSD (Post 894545)
How did the shop test them to tell you they were bad?

Shops love to tell you an injector is bad when they run a contribution test and it fails... Or a Buzz test and it fails...

Funny when they do that and tell you you have bad injectors, when the bill comes there is almost always a line item for a UVC harness... Hummmmmm


Originally Posted by bddpowerstroke (Post 894336)
Could bad compresion cause it to die driving down the road. How would I know it has bad compresion? It smokes from the oil cap and right were the air filter goes in. But its done that for a long time even when it drove great.

Sounds like bad rings for a long time!

bddpowerstroke 05-18-2012 05:28 PM

I hope its just injectors or cups, id love to just throw some stage 2s in the truck and be done with it. since 220k Its always been hard to start unless plugged in, and recently barley started even plugged in. I just found it wierd that i let it sit a couple months then start it up, and know its pouring white smoke really really heavy hickuping and missing when i step on the gas. But when i put it in the high performance setting on the chip and only in this setting it idles fine with barley any white smoke.

Oh also when i took it in before i parked it for those 2 months I had to turn the overdrive off to get power to make it to the shop, and it was consuming alot of fuel way more then usual and the engine seemed louder the normal.

Thanks for the input so far, I have the book but I know asking questions on this site has saved me alot of money more then a couple times. And is always very helpful in learning little tricks.

bddpowerstroke 06-02-2012 06:19 PM

So today i started the truck and fliped the oil cap upside down just vibrated off. Its not puffing smoke but there is some smoke. so i took off the valve covers, went to oriely to get a compresion tester and they did not have one .I called a deisel mechanic and asked him what he would charge me to do a compresion test. He replied and said that he would love to take my money but he thinks my compresion is fine based on the cap test and believes from the symtoms I explained its an injector issue. What do yall think i should do.

CSIPSD 06-03-2012 11:13 AM

I agree, sounds like a set of worn injectors. I would still like to see a compression check just to get a base line.

bddpowerstroke 06-07-2012 12:08 AM

Well hade a ford mechanic come to do compression test and told me I was in the 280s on most cylinders and 350 and 325 on other 2.

CSIPSD 06-07-2012 12:26 AM

280 is pretty damn low... Was the motor cold? Did you try putting a little oil in the cylinders to see if the numbers would come up?

marcbailey83 06-07-2012 01:23 AM

A turbo will make white smoke as well. Just throwing that out there.

bddpowerstroke 06-07-2012 08:46 AM

ya it was cold,and no he didnt put oil in. 280 is low especialy for most of the cylinders being at that I was really suprised when he told me. know I am trying to find a motor.

4x4manonbroke 06-25-2012 09:26 PM

I would grab injectors and cups and a full o-ring kit.... if after that it dont run right..... then go further... you will probabably find ur problem along the way..... like an injector thats fouled up .... or just real carboned up


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