P0167Volkswagen JettaYears: 1996 - 2026
O2 Sensor Heater Circuit Malfunction (Bank 2, Sensor 3)
Reviewed by ASE Certified Technician
What does this mean?
Code P0167 indicates a problem with the third oxygen sensor on Bank 2.
Disclaimer: This diagnostic code is part of the standard OBD2 system and can apply to Volkswagen Jetta models manufactured from 1996 to 2026. However, please note that the presence of this specific code depends on your vehicle's exact engine configuration, options, and production year.
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Common Causes
Faulty oxygen (O2) sensor
Failed O2 sensor heater circuit
Damaged, chafed, or broken wiring harness
Exhaust leak before oxygen sensor
Symptoms to Watch For
- Check Engine Light is illuminated
- Decreased fuel economy
- Failed emissions test