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O2 Sensor all Ground to Short

   
Old Dec 23, 2020 | 04:46 PM
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Default O2 Sensor all Ground to Short
Ok i have p0031, p0036, p0051, p0057. I replace all of the 02 sensors and the codes just came back. I have no idea how to find the common ground unless it is in the ME-SFI and i cannot find a diagram to go wire crawling. any suggestions would be fantastic

M272 2.5L 2007 C230
 
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