Possible causes
– Air/Fuel Ratio Sensor Bank 1 harness is open or shorted
– Air/Fuel Ratio Sensor Bank 1 circuit poor electrical connection
– Faulty Air/Fuel Ratio Sensor Bank 1
– Inappropriate fuel pressure
– Faulty fuel injectors
– Intake air leaks may be faulty
– Exhaust gas leaks
– Air/Fuel Ratio Sensor Bank 1 circuit poor electrical connection
– Faulty Air/Fuel Ratio Sensor Bank 1
– Inappropriate fuel pressure
– Faulty fuel injectors
– Intake air leaks may be faulty
– Exhaust gas leaks
Tech notes
For the following Honda models:
2003