test o2 sensors and it showed this bank 1 200-900v fast sensor 2 80-150v slow. bank 2 same as bank 1 sensor 2 it goes as high as 600v
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test o2 sensors and it showed this bank 1 200-900v fast sensor 2 80-150v slow. bank 2 same as bank 1 sensor 2 it goes as high as 600v
Can't tell you exactly what they should read under all conditions but generally the rear 02's just monitor the cat status, fronts are the important ones. If there's a problem with any you should be throwing a code?