If you already change the o2 sensor in question I would check the related fuse at that point. If the fuse checks good I would test the voltage coming out of the plug for the o2 sensor with a multimeter. Could be possible there is a bad ground in the line.
alphaomega45 t1_iyd8two wrote
Reply to comment by wbradford00 in Looking for auto mechanics who will do electrical work by wbradford00
If you already change the o2 sensor in question I would check the related fuse at that point. If the fuse checks good I would test the voltage coming out of the plug for the o2 sensor with a multimeter. Could be possible there is a bad ground in the line.