Why Your Car Stalls After Getting Gas (5tips+Reasons)

It is a significant inconvenience when a car won’t start after being filled with gas. The vehicle will occasionally splutter, miss, or hesitate while driving when you fill-up the tank and almost soon leave the gas station.

Your car’s gas tank is complete, and you are ready to start driving, but the Car stalls after getting gas. What does this imply, and what ought you to do? Even though you could be in a panic, there are several reasonable explanations why the car won’t start after filling up with petrol.

An EVAP purge control valve jammed open is the most frequent cause of a car not starting after acquiring gas.

The fuel vapor will then be forced into the intake manifold. A faulty gasoline pump, a blocked fuel filter, or a damaged battery is additional common culprits.

This post examines the numerous causes of Car stalls after getting gas. Additionally, we discuss what it means to have poor gas and how to prevent it.

Here Are Some Reasons Why Your Car Stalls After Getting Gas?

1. Poor quality Fuel

This is frequently to blame when the vehicle stalls when getting gas. Over time, your car will suffer many types of damage from fuel contaminated with dangerous additives.

2. Contaminated fuel pumps

For a car to start, fuel pressure is essential. The fuel pump prevents fuel from moving from the tank into the combustion chamber while the engine operates.

In other words, the pump is more likely to break down over time since it has a more considerable mileage than the automobile. A car with a malfunctioning gas pump will continue to stall even after filling up.

Vehicles have safety features that employ electronic control units (ECUs). An ECU will turn off electricity to a malfunctioning fuel pump even if the engine is operating.

3. Malfunctioning or subpar electronic control unit

Although uncommon, an unreliable ECU might instruct the fuel pump or another auto part to shut down.

You must take your car to a licensed dealer that can use the original software that came with it if you want accurate results.

4. Faulty fuel gauge

An electronic fuel gauge significantly raises the likelihood of this happening. The gauge malfunctions when you fill up, which might lead to false fuel-low signals being sent to the ECU and the car stalling for safety reasons. This is a difficulty.

5. Contaminated Fuel

If the car won’t start or stalls after getting gas, it’s conceivable that the fuel has been tainted with water or other fuel. Following your recharge, you can experience one or more of the following signs:

  • Misfiring, backfiring, or pinging 
  • The engine is underperforming or operating rough
  • Difficulty starting the engine
  • The engine check light is on

Any of the following can confirm whether or not you’ve put contaminated fuel to your car a towing business, service provider, or nearby mechanic. You should either call for roadside assistance or make plans to have your vehicle towed to a shop that can handle the repairs to prevent having to drive your vehicle into one. This being the case, vehicles fitted with detectors can be used to find polluted gasoline.

Depending on the level of contamination, you might need to clean the tank after draining the contaminated fuel. Before adding fresh, clean gasoline, the tank should be cleared of any sludge, residue, and other contaminants.

6. Ineffective EVAP purge control valve

Most frequently, your automobile won’t start after filling up with gas because an EVAP purge control valve is jammed open. The excess air pressure in the tank has to be released, and the gasoline nozzle may not be able to accommodate it. The valve will be forced straight into the intake manifold if it is jammed open.

This can make it challenging to start your automobile after a refill since too much fuel will reach the combustion chambers when you rev the engine.

7. Defective Battery

Your automobile won’t obtain the necessary starting power if the battery dies or the connections are loose. Most automotive batteries have three to five years, and there are symptoms that they are beginning to fail.

Replace the car batteries before they die if the lights look dim or you are experiencing difficulties using the accessories. To ensure the connection is sturdy, you should frequently inspect it for corrosion and wipe it off with a baking soda solution.

Push the car away from the gas pumps if you need to jump-start the battery to get it going. Nothing that can cause a spark should be done close to the pumps.

Cars Stalls During Braking, What Does It Mean?

If your vehicle stops using the brakes, you likely have a blocked vacuum pipe or a leaky master cylinder in the brake booster. Or maybe the ABS is leaking. In any case, finding this without expert assistance might be challenging.

What To Do After Getting Gas And The Car Won’t Start.

Sitting at the gas station and having difficulties starting your car may be frustrating and embarrassing. You must, however, maintain composure and objectivity to make the best choices. Here are a few actions that might be useful to you when car stalls after getting gas:

  1. Attempt to start the engine once more. Possibly, it will succeed this time.
  2. Remove the hood to examine the battery connection. 
  3. Push the vehicle away from the gasoline pump and jump start if the battery is dead.
  4. In any case, you now need to reposition the car. Make sure you are out of the way if more diagnostics may be performed on you.
  5. You must have the car towed if you can’t find out what’s wrong.

You should ask for help from an expert if you are unsure how to handle the issue. 

Frequently Asked Questions

Why Does My Car Turn Off When I Fill It With Gas?

For several reasons, your automobile may shut off when you fill it with petrol. A faulty EVAP purge control valve, which results in gasoline being forced into the intake manifold during refueling, might be the reason. In any event, you shouldn’t fill up while your car is running, but the issue has to be resolved.

Can My Car Splutter If The Gas Is Harmful?

Various residues and contaminants are frequently seen in lousy gas. As a result, the fuel filter and the tiny filters in the fuel injectors will need to filter and clean the toxic gas thoroughly. These parts will become blocked by excessive pollution, which will cause your automobile to splutter.

Does Poor Gas Make My Car Crank?

The fuel pump or fuel filter will have to work more diligently due to the impurities in the poor fuel if these parts are blocked by too much pollution, your car stalls.


And those are all the explanations and options you have when your car stalls after getting gas. Here I discuss the fundamental reasons contaminated fuel or part of car, Ineffective EVAP purge, distorted battery, faulty gauge for car stall after the gas filling.

Can you solve this issue by repositioning the car, starting the engine repeatedly, examining the battery connection, etc.

I hope this article is informative for you. For further queries mentioned in the comments. 


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Hi! My name is Tom Watson Founder of Garage Fortress. I am happy to say that I am the owner of Garage Fortress which is a website focused on automotive technology and cars. I studied technology for 15 years at a university and got an Advanced Technical Certificate in Automotive Technology.

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