E46Fanatics - View Single Post - Oxygen Sensor Simulator Question
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Old 02-11-2009, 11:17 AM   #27
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Join Date: Mar 2008
Location: Northern CA
Posts: 172
My Ride: '02 330Ci
There is a software update for various 02 sensor faults, that sounds like whats wrong. You do have a resistor for each O2 heater right, just checking.
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