P0154 HONDA Front Air/Fuel Ratio Sensor Bank 2, Sensor 1 Heater System Malfunction

Possible causes – Faulty Air/Fuel Ratio Sensor Bank 1– Air/Fuel Ratio Sensor Bank 1 harness is open or shorted– Air/Fuel Ratio Sensor Bank 1 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks may be faulty–

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P0154 MITSUBISHI Cylinder 2-3 Heated Oxygen (front) Sensor No Activity Detected

Possible causes – Faulty Front Heated Oxygen Sensor Bank 2– Front Heated Oxygen Sensor Bank 2 harness is open or shorted– Front Heated Oxygen Sensor Bank 2 circuit poor electrical connection– Inappropriate fuel pressure– Faulty fuel injectors– Intake air leaks

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