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P0155 Diagnostic Trouble Code Discussion for June 2004

Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Performance

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Trouble Ticket Help Requests for DTC P0155
Help Request Posted
1996 Ford F-150 Special 4.9L MIL Lamp on
P0155: o2 heater bank 2 sen2. This truck came in with the check engine light on it had a three o2 codes for the heater circuit and a lean code i checked each o2 for activity the bank 2 sen 1 o2 was dead the heater on the other 2 o2's were both drawing over and amp a piece recommended to re...
June 17, 2004