Signal wire from O2 sensor??
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From: Florida
Signal wire from O2 sensor??
So trying to hook up an air/fuel ratio gauge and cannot figure out which wire off of the O2 sensor is the signal to PCM? I know 2 are for the sensor heater but which one is the signal feed to ECU? I thought the green one?? Any help would be great!
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titancrusher1
Engine & Internal
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Jul 28, 2009 07:33 AM
