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P0055 Diagnostic Trouble Code Discussion for April 2017

Heated Oxygen Sensor (Bank 1 Sensor 3) Heater Resistance


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Trouble Ticket Help Requests for DTC P0055
Help Request Posted
2007 BMW X3 3.0si 3.0L Misfire VIN: WBXPC934X7
P0055: HO2S heater resistance B 1 S 3. Hi Bmw mechanics here is a weird one, vehicle came with misfires codes, cylinder 1 and 3 misfires and other codes like o2 sensor and another that I don't know, well my first recommendation was to replace the spark plugs but when we took the coils out we notice...
April 05, 2017