P0054 – HO2S Heater Resistance Bank 1 Sensor 2 – Causes, Symptoms, Diagnosis, and Fixes

This code relates to the HO2S (Oxygen Sensor) Heater Resistance in Bank 1, Sensor 2 of your vehicle’s engine system. It’s not just another random error message; it indicates underlying issues that could affect your car’s performance and fuel efficiency.…










