Hi CO and HC means that combustion is incomplete. High NoX could be a
bad Catalytic converter. If you push unburned gasoline (misfire)
through a cat, you can destroy it fairly quickly
If we cannot afford to take care of Veterans, then we should stop making them.
David C. Wilker Jr.
USAF (RET)
On Tue, Nov 17, 2009 at 18:25, Jim Zito <conv442@earthlink.net> wrote:
>
> From ron:
>>Then I found it had mis-wiring in the ignition wires at the cap.
>>#3 and #6 were reversed on one side and
>>#5 and #6 reversed on the other bank.
>>(firing order 1-8-4-3-6-5-7-2)
>
> First off, year of truck and engine size would be helpful.
>
> If you had 4 wires reversed I'm extremely surprised that you weren't
> experiencing serious driveability issues, since you effectively had a 4
> cylinder.
>
> I will also assume that you had high HC and CO due to 4 cylinders of fuel
> just flowing through the engine without the benefit of combustion.........
>
> No idea about health of CAT....
>
>
> Jim Zito
> conv442@earthlink.net
>
> "We don't inherit the world from our ancestors, we borrow it from our
> kids."
> Al "Grandpa Munster" Lewis
>
>
>
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