One of the most common causes of a sputtering engine is an issue with the vehicle's fuel system—the filter, pump, and injectors. ... Since the fuel filter, pump, and injectors work together as part of one interconnected system, dirt and debris need only clog one part to cause the others to fail.
How do I fix my car from sputtering?
How to Fix a Sputtering Car Engine
- Inspect the components on the secondary ignition system. ...
- Check the resistance of the ignition coil using an ohmmeter. ...
- Check the condition of the fuel injectors. ...
- Turn on the engine and check the fuel spray pattern on the throttle body injector if your particular vehicle has one.
Why does my car stutter when I accelerate?
An acceleration problem is usually the result of insufficient fuel, air, or spark during the combustion process. Worn-out spark plugs or the electrical cables attached to them are one of the most common causes of cars stuttering.
