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P0151 Diagnostic Trouble Code Discussion for August 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
2001 Isuzu Rodeo LS 3.2L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, MIL Lamp on VIN: 4S2CK58W41
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. Intermittent issue here ,Can start the engine and all is running great let idle then suddenly the ST fuel trims will start to rise slowly to 39% then suddenly drop all at ones to 0 again ,when starts to rise engine runs poor . until drops again to 0.then runs ...
August 19, 2015