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P2A00 Diagnostic Trouble Code Discussion for October 2020

Air Fuel Sensor (Bank 1 Sensor 1) Circuit Range / Performance


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Trouble Ticket Help Requests for DTC P2A00
Help Request Posted
2006 Nissan Altima S 2.5L MIL Lamp on VIN: 1N4AL11D16
P2A00: Air Fuel Sensor (Bank 1 Sensor 1) Circuit Range / Performance. Hello everyone I have this Nissan here that I can not get rid of this code. Originally when I put first motor in (long story) I replace the rear O2 sensor as that is what most were saying was cause of this code and it would not stop reading lean. So here I...
October 14, 2020