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how fix Code P1140 fuel air
low battery. had battery tested load type. faild replaced battery fix code 29 thank you
Replace the fuel cap.
Fuel trim rich.
No it just showed lite on today
Trouble code P0171 means: Fuel System Too Lean - Bank 1
Trouble code P0171 means: Fuel System Too Lean - Bank 1
Code 45 on a Honda Civic means the car is not getting proper fuel flow. All the major fuel components should be checked such as the map sensor, oxygen sensor, and fuel pump.
Answering "How do you fix a 1995 Chevrolet Lumina emission test fail NO x ppm reading fail?"
Probably the vent control solenoid by the fuel tank.
You need to find the source of the small fuel system vapor leak.
Trouble code P0171 means: Fuel System Too Lean (Cylinder Bank 1)