97 4.0 sohc | Ford Explorer Forums - Serious Explorations

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97 4.0 sohc

jerrybs

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Joined
June 18, 2012
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Year, Model & Trim Level
97 explorer
Rbad O2 sensor no codes!! :)
New plugs and wires!
the engine rpm drops to almost a stall, when in gear, at a red light.
I raised the rpm (with the stop screw) high enough to prevent stalling.
When in nuetral or park the RPM is good. BAD SENSOR? Which one?


What else-vacuum leak? Is the computer learning how to operate with a new O2 sensor? Any ideas??
Thanks Jerry
 


















May want to check the IAC valve while you're in there. Clean it out good and what not.
 






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