Can you fill up with gasoline while the car’s engine is running?

Gasoline pump stations

Do you want to know if you can fill your car with gasoline while it’s on? if yes, keep reading.

When you start the engine, the big electric starter motor underneath the engine pulls somewhere between 125 and 300 amps, and vapor from the pump spreads – it does not rise.

To hit the nail right on the head, can you leave your car on while filling it with gasoline? Yes. Should you? No. Simply turn off your automobile, like a responsible human being would advise.

It is feasible to pump gas while the car is running, but it is not encouraged. For the fuel pump to function, a gas tank does not need to be sealed or kept under pressure. Although race cars frequently do that, we shouldn’t follow suit.

man filling car up with gasoline

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PEI on filling gasoline while car is running

Is it safe to fill up with gasoline while the car is running?

It’s not harmful if you think you forgot to seal the gas cap when the engine warning light illuminates because the ECU detects a drop in pressure in the gas tank. The Petroleum Equipment Institute (PEI) cites the threat that an automobile may generate enough heat and electricity to ignite vapor as the source of danger.

It is also mentioned that while unlikely, this event does occasionally occur.

Running car engine while filling gasoline

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