What Is the Code for a Bad Fuel Injector?
The Most Common Fault Codes Associated with a Clogged Fuel Injector Are P0171 and P0174, Which Indicates the Engine Controller Is Seeing a Lean Condition. It...
The most common fault codes associated with a clogged fuel injector are P0171 and P0174, which indicates the engine controller is seeing a lean condition. It is also possible to see fault codes for a rich condition if the injector is leaking or not atomizing correctly.
How can you tell if you got a bad fuel injector?
Here are a few signs there might be something wrong with your fuel injectors.
- The Engine Misfires. Dirty fuel injectors may cause your vehicle's engine to misfire. ...
- Idling Gets Rough. ...
- Your Gas Mileage Tanks. ...
- The RPM Needle Starts to Dance. ...
- Your Car Won't Start.