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P2A00 Diagnostic Trouble Code Discussion for May 2014

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 Xterra X 4.0L MIL Lamp on VIN: 5N1AN08W56
P2A00: Air Fuel Sensor (Bank 1 Sensor 1) Circuit Range / Performance. ... coming back with a P2A00. I replaced bank 1 a/f sensor, cleaned the MAF and cleared the self learn. Checked and cleaned all grounds, and the 10 amp fuse for a/f sensors. The fuel trims look just a little high to me, 107 on bank 1 and 106 on bank 2. I don't...
May 27, 2014