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P0139 Diagnostic Trouble Code Discussion for January 2009

Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response

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Trouble Ticket Help Requests for DTC P0139
Help Request Posted
2001 Nissan Pathfinder LE 3.5L No Start, Poor Idle Quality, Cuts out, Stall, Poor Fuel Economy VIN: JN8DR07Y71
P0139: Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response. This Pathfinder came in flooding really bad. Did normal scan and found po138 and 139 codes. Found service bulleton to replace s2 sensor. After doing this the vehicle won't start. It is flooding its self to death.I am not very sharp on Nissan and information is...
January 19, 2009
2005 Honda Civic Value Package 1.7L MIL Lamp on VIN: 2HGES16385
P0139: Heated Oxygen Sensor (Bank 1 Sensor 2) Slow Response. ... times now for the same code. P0139 "Secondary O2 signal slow". O2 signal looks fine on scanner, code only sets maybe once a month. Have completely opened main engine harness but have found nothing. This car only has 2 O2 sensors. Any help would be ...
January 28, 2009