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P0151 Diagnostic Trouble Code Discussion for March 2015

Air Fuel Sensor (Bank 2 Sensor 1) Circuit Low Input (Lean Shift)

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Trouble Ticket Help Requests for DTC P0151
Help Request Posted
2005 Land Rover Range Rover HSE 4.4L MIL Lamp on VIN: SALME11465
P0151: 02 Sensor Upstream Bank 2 Circuit Fault. Not sure what the description for P1173 & P1170 are. I get different descriptions depending on what scan tool or who you talk to. I think there upstream fuel trim faults?
March 12, 2015