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P0161 Diagnostic Trouble Code Discussion for December 2010

Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Performance

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Trouble Ticket Help Requests for DTC P0161
Help Request Posted
1997 Mercury Sable GS 3.0L MIL Lamp on VIN: 1MELM55UXV
P0161: O2 heater circuit b2s2. Here goes. Vehicle originally came in after sitting 4 years in customers driveway. Vehicle somehow started and drove 3 miles to our shop on old gas. After running a short time in our service bay the engine started making a tapping noise. Found #3 intake valve ...
December 14, 2010