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DTC 41

DTC 41 - Heated Oxygen Sensor Heater

DTC 41: Heated Oxygen Sensor Heater (Part 1 Of 3):




DTC 41: Heated Oxygen Sensor Heater (Part 2 Of 3):




DTC 41: Heated Oxygen Sensor Heater (Part 3 Of 3):





The Check Engine warning light may come on, indicating a system problem, when, in fact, there is a poor or intermittent electrical connection. First, check the electrical connections, clean or repair connections if necessary.