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–