Miss under acceleration, rough idle, rich, after car warms up. To start with i have been doing alot of reading on here about this and here is what i have done so far. New plugs, plug wires, cap, rotor, fuel filter, IAC. I have checked to the best of my ability for vacuum leaks. I ohm'd all of the injectors and all were 17.0 - 17.3. I have drove it with the A and B terminals jumped and it still missed after warm. One thing i thought was weird is that people on here with similar problems said theirs was better with the EST wire unhooked and when I unhook mine it misses alot worse. I changed the temp sensor on the front of the intake, it was broken off. I am open to any suggestions on other things to check. I was getting a code for my EGR and the vacuum line is unhooked from it and the electrical connector on the piece the vacuum line went to is also unhooked. |
Re: Miss under acceleration, rough idle, rich, after car warms up. My X wife had a van that ran rich when it was warm. The idle was low and you could smell the rich exhaust. The problem there was a bad 02. |
Re: Miss under acceleration, rough idle, rich, after car warms up. Is the way to test the O2 sensor to unhook it then take the car for a spin and get it warmed up. |
Re: Miss under acceleration, rough idle, rich, after car warms up. just replace the bad o2 sensor it will fix this problem right away. |
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