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P0156 Diagnostic Trouble Code Discussion for October 2004

Heated Oxygen Sensor (Bank 2 Sensor 2) Closed Loop Fuel Control


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Trouble Ticket Help Requests for DTC P0156
Help Request Posted
1996 Nissan Pathfinder LE 3.3L Surge VIN: JN8R05Y5TW
P0156: Heated Oxygen Sensor (Bank 2 Sensor 2) Closed Loop Fuel Control. This vehicle has an off idle surge at tps voltage 1.02, maf voltage 1.83 and then goes away compltely if throttle is opened or closed. Will run fine with tps unplugged. Has -20 ltft at idle. Have replaced tps, engine coolant sensor,and monitored o2's. disconne...
October 20, 2004
1996 Nissan Pathfinder LE 3.3L Surge VIN: JN8R05Y5TW
P0156: Heated Oxygen Sensor (Bank 2 Sensor 2) Closed Loop Fuel Control. This vehicle has an off idle surge at tps voltage 1.02, maf voltage 1.83 and then goes away compltely if throttle is opened or closed. Will run fine with tps unplugged. Has -20 ltft at idle. Have replaced tps, engine coolant sensor,and monitored o2's. disconne...
October 20, 2004