Ok, I fiixed the major miss, but i still have the other miss
#1
Ok, I fiixed the major miss, but i still have the other miss
I fixed the major miss where it would barley run, it was fouled plugs. But now, only under part throttle, it misses. It just feels like it looses all power for a second, or it could be less severe, to barley noticeable. Then very rarley it is fine. I've tried both sets of 02's I have, but it hasn't made a difference. I guess there is a change I have 2 sets of bad 02's. And when I go full throttle it goes away, so I know it's some sensor tahts doing it, and I'm guessing its the 02's. What else could cause it? The MAF reads fine, MAP reads fine, TPS reads fine, ect...
#4
Re: Ok, I fiixed the major miss, but i still have the other miss
Sure it can be O2's. Since you had pretty bad miss, they are 110% dead now. One more thing to consider. Plugs are not fouling themselfes in a good running engine. Your new plugs can be fouled very quickly too. Check for vacuum/exhaust leaks.
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techstar
LS1 Based Engine Tech
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08-06-2015 11:20 AM