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P0155 Diagnostic Trouble Code Discussion for April 2004

Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Performance


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Trouble Ticket Help Requests for DTC P0155
Help Request Posted
1997 Mercury Sable GS 3.0L MIL Lamp on VIN: 1MELM5OU9V
vehicle came in with cam sensor code (replaced cam sensor & synchronyzer both were completely destroyed) & bank 2 02 heater circuit codes. replaced both bank 2 o2 sensors and now vehicle has codes for heater circuits on all four sensors. any help would...
April 22, 2004