[V8] major issue today with new v8

Paul Jager pjager at telus.net
Thu Apr 12 19:49:53 PDT 2012


injector probably stuck open dumping fuel = running way too rich

the cat burns excess fuel, to produce heat that's it's job, too much fuel it 
cooks but that happens within a few km of start-up you have to shut it 
down - the CAT light is red for a reason.

the oil could be undercoating, old oil or - are there lines in the region? 
Porsche 928 there are - caused fires.

-----Original Message----- 
From: chris brown
Sent: Thursday, April 12, 2012 6:08 PM
To: v8 club
Subject: [V8] major issue today with new v8


Today i went to get my car at my mechanic. I different guy who i trust a lot 
more than who did the initial swap. He found that one of my cylinders had no 
fuel getting to it due to a injector connection that was not hooked up 
properly. They cylinder had good compression like 200 lbs. when he hooked up 
the connection for the injector the motor began to fire on all 8 and sounded 
smooth and seemed like i was in business. As far as i know he didnt do 
anything else. I left the shop with the car and i didnt get about a half 
mile when the car lost all power and it began to run horrible. I couldnt get 
it up to even 40 miles per hour. The CAT light came on and the CAT itself 
got red hot and began dripping a liquid that appears to be oil. It was 
actually so hot that as the liquid dripped from the CAT it was on fire. 
Little balls of fire dripping. It smoked really bad for a while.  I just 
found it odd that the CAT went bad almost at the exact same time he found 
the cylinder problem, alth
ough i know its possible.
What would cause oil to get into my cat and for it to get so hot that is 
smoked and caught fire?   I was very lucky not to lose the car if i had not 
turned around and took it back to the shop immediately it would have caught 
fire for sure.   I really need advice on this one.
  Ive been driving the car for about 2 weeks now occasionaly and i never had 
a CAT issue at all. It actually ran pretty good on the 7 good cylinders. 
Basically we hooked up cylinder 8 and it smoothed out the motor, then almost 
immediately the cat clogged  and almost caught fire.
thanks chris
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