P0167
O2 Sensor Heater Circuit Malfunction Bank 2 Sensor 3
Generic code
Fuel and Air Metering
Medium severity
Moderate repair
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What P0167 means
- The fault code P0167 indicates that there is problem in the heater circuit associated with O2 sensor for bank 2, sensor 3.
Possible symptoms
- Illuminated check engine light
- Reduced engine power or acceleration
- Increased fuel consumption
- Failed emissions test.
Possible causes
- Faulty O2 sensor heater element or the associated circuit
- Failed O2 sensor
Related parts
- Oxygen Sensor: This is one of the parts that fails very commonly. It measures the amount of oxygen to ensure proper combustion. Problems in the Oxygen Sensor lead to poor fuel economy
Possible solutions
- Replace the O2 sensor
- Check and repair any damaged wiring or connections associated with O2 sensor heater circuit
- Replace the engine control module (ECM) if necessary
Free on OBD DashX
P0167 on OBD DashX
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