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P0140 Diagnostic Trouble Code Discussion for February 2007

Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity

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Trouble Ticket Help Requests for DTC P0140
Help Request Posted
2001 Nissan Pathfinder SE 3.5L MIL Lamp on VIN: JF8DP07X51
P0140: Heated Oxygen Sensor (Bank 1 Sensor 2) Insufficient Activity Detected. ... replaced the cooling sensor car drove 490 mil. and the chk engine light came back on w/code p0171 p0174 p0140 LTF at 0% and SFT at -10% and -14% the cust. complained that the truck has a hesitation at 2500 to 3500 RPM i do n...
February 28, 2007