What would make the engine sputter on a 1993 Geo prism?

1. What causes sputtering engine?
2. Why does my car sputter when I give gas?
3. Why is my car sputtering on the highway?
4. What would make a car sputter?
5. Will a bad o2 sensor cause sputtering?
6. Why is my car sputtering and not starting?
7. What causes engine hesitation on acceleration?
8. How do you know your fuel pump is going out?
9. Can bad spark plugs cause stuttering?
10. What is a clogged catalytic converter?

What causes sputtering engine?

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.

Why does my car sputter when I give gas?

Dirty or Failing Spark Plugs – The job of a spark plug is to ignite the fuel in the combustion chamber. Therefore, if one is dirty or faulty, your engine will struggle to start and sputter when you hit the gas. ... A clogged fuel injector nozzle causes a car engine to shake and struggle to accelerate.

Why is my car sputtering on the highway?

There are many reasons why your vehicle might sputter at high speeds the most common one is your fuel pump. ... If the engine isn't getting enough gas, it will sputter at high speeds. If the engine isn't getting enough gas, it could be a clogged fuel filter, clogged fuel lines, or problems with the fuel pump.

What would make a car sputter?

Spark Plugs

The spark plugs are an important part of your engine's combustion. They ignite the air and gas mixture in the combustion chamber to fire up the engine and keep it running. Dirty, old, worn, or misplaced spark plugs can cause your engine to misfire – sputter – and even stall if the plugs are really bad.

Will a bad o2 sensor cause sputtering?

A failing or dirty oxygen sensor will place too much or too little fuel into your engine. That's what causes it to malfunction. Check these sensors on a regular basis and replace as needed to avoid this. When there's a leak in this system, you'll experience sputtering or a rough engine.

Why is my car sputtering and not starting?

Damaged Spark Plug

The lowly spark plug could be the culprit for your car that won't start. A spark plug allows a controlled spark to ignite the fuel in your engine. ... If your lights and radio will turn on but your car is sputtering or won't start at all, you may have a defective spark plug.

What causes engine hesitation on acceleration?

An engine that is hesitating to accelerate is most likely dealing with a fuel/air mixture that is too lean. Engine's that are running inefficiently will begin to show signs like hesitation which will only become worse over time.

How do you know your fuel pump is going out?

If you notice a whining noise coming from the location of your fuel tank, the fuel pump is probably beginning to fail. If you hear whining, the fuel pump may be bad, you're running low on gas, or there are contaminants in the tank.

Can bad spark plugs cause stuttering?

Worn-out spark plugs or the electrical cables attached to them are one of the most common causes of cars stuttering. A deficient spark plug causes the engine to misfire, making your car jerk when you accelerate.

What is a clogged catalytic converter?

A clogged catalytic converter keeps exhaust gases in your car, causing the engine to stall from increased exhaust pressure. If your car seems fine at first, but then starts sputtering or stalling, it could be a sign of a catalytic converter issue.