P0161 – HO2S Heater Performance Bank 2 Sensor 2: The Powertrain Control Module (PCM) supplies a bias voltage (approximately 450 mV) on the Heated Oxygen Sensor (HO2S) signal high and low circuits.

QUESTION: My questions are related to the oxygen sensors that have triggered the "check engine" light on my 1996 Ford Taurus wagon GL. I recently purchased this car. It has 76,000 miles on the ...

Answer:DTC P0052 refers to a failure of the oxygen sensor heater control circuit -- Bank 2, Sensor 1. The O2 sensor is most accurate in determining oxygen content in the exhaust gases at a certain ...

Based on your mechanic's diagnosis it would seem that the oxygen (02) sensor is probably faulty and needs replacing. There is no connection with the car's heater. If there is a problem with the heater ...

The generic codes continues in today’s piece. But it is important to state that technicians must really get to grips with acquiring the competencies to proficiently use diagnostic tools and to read, ...