How long does it take for fuel pump to shut off?
Not to mention it just adds more wear and tear to the starter motor and engine. This usually lasts around two or three seconds, unless the ignition key is turned to crank the position.
When does the fuel pump relay turn on?
“When the ignition switch it turned to the “ON” position (engine not running) the ECM turns the fuel pump relay “ON” for two seconds, causing the fuel pump to pressurize the fuel system.
When does the ECM shut off the fuel pump?
If the engine is not started within two seconds, the ECM will shut the fuel pump off and wait until the engine starts. As soon as the engine is cranked, the ECM will turn the relay on and run the fuel pump”.
How does the shut off sensor on a gas pump work?
So, here’s how the shut-off sensor works—it’s all basic mechanical stuff, no fancy electronics: there’s a small hole near the end of the pump nozzle, and this hole connects to a little pipe inset in the main fuel nozzle, like a little hose shoved up an elephant’s trunk.
Where is the fuel pump reset button?
Locate the reset button to the fuel pump shut off switch. Press and hold the reset button for about 20 seconds. Note: The fuel pump shut off switch reset button is usually located either under the dash in the driver compartment or under the driver or passenger seat.
Where is the fuel pump cut off switch?
Note: The fuel pump shut off switch reset button is usually located either under the dash in the driver compartment or under the driver or passenger seat. Just move the seat forward and pull back on the carpet or popping off the cover under the seat to access the switch.
Where is the emergency fuel shut off switch?
If your vehicle is a sedan, the fuel pump shut-off switch is located on the right side of the trunk behind the trunk liner . If your vehicle is a wagon, the fuel pump shut-off switch is located behind the service panel on the right side of the cargo area.
Where is the fuel pump reset switch located?
Reset the fuel pump cut-off switch by pressing the small, round button, located near the passenger-side kick panel, underneath the right-side portion of the glove compartment. Switch the ignition to the “ON” position. After a few seconds, switch the ignition back to the “Off” position and check your vehicle for fuel leaks.