View Full Version : o2 sensors
03-18-2008, 09:50 PM
my buddy has a 99 f150 with 4.2 v6 and the o2 sensor code keeps popin up is there any other thing o2s will mess with like high rev/ low idel and so on all input welcome
03-21-2008, 11:15 AM
besides the code popping up more info on problem would be helpfull. had ford tempo w/bad o2 sensor and it ran like a pig
Lean codes are REALLY bad projects to learn on.
There are quite a number of things that can pop those out. Not the least of which is a vacuum leak.
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