Engine cranks, but the car won"t start. Sound familiar?After speeding over a deep pothole, speed bumper, or after a car accident, you could end up with an engine unable to start.In most cases, you only need to push the reset button on the fuel cut off switch, which was activated by the impact.It looks simple, right?Well, not exactly.From my experience, the main problem is how to find a hidden fuel pump shut off switch location.That is why I have decided to share my experience and write this article.So read carefully, and today you"re going to learn how to find and reset fuel shut off switch on Ford, Peugeot, VW golf, Citroen, Vauxhall, Subaru, Renault, Dacia, Mazda, and many other cars that have electric fuel pump.
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In this guide, you"ll learn:What is Fuel Pump Emergency Cut Off Switch?Important Steps Before Pushing the Fuel Cutoff SwitchHow to Reset Fuel Pump Shut Off SwitchSteps to Locate and Reset Fuel Cut Off Switch on FordEmergency Fuel Shut Off Switch Location on Other Cars
To start with, I"m going to explain what is "fuel pump emergency shut off switch."Let"s dive right in.
What is Fuel Pump Emergency Cut Off Switch?This device is analog to an electric fuse, but for fuel, not electricity.Many vehicles come with fuel pump shut off switches. The inertia switch is a security measure implemented by car manufacturers to shut off the fuel supply in case of a car crash or accident where a vehicle comes to a sudden stop.
5 Important Steps Before Resetting the Fuel Cutoff SwitchBefore pushing the "red button", make sure to check if there might be some other problem:Check if the battery is charged and working;Check if the fuel pump relay is in place and functional. Also, check its connector and wiring;Check the fuse for the fuel injector, electric fuel pump;Check for clogged fuel filter located in the fuel tank or the engine compartment;Check if there is a leak in the fuel supply, causing low fuel pressure through the fuel rail.
How to Reset Fuel Pump Shut Off SwitchLike an electrical circuit breaker in your home, you can reset it by pushing the button or pulling the lever down.All modern fuel injection cars are equipped with an inertial fuel cut off switch that shuts off the power supply for the fuel pump if the vehicle is in a collision. Thus, it prevents fuel from being pumped in case of fuel line damage during an accident.To start the engine after a car accident, you need to find the fuel cut off switch location (car inertia switch) and reset it.I had a car accident with my 1.25 ccm Ford Fiesta 2006, and after a crash - the car would not start. However, the ignition switch worked fine, and the engine was cranking. At first, I thought that some major motor damage or fuel system malfunction caused this.Then I figured out that this might be due to the activated fuel shut off switch, but the problem was that I could not find it!After some research on possible inertia switch locations, I narrowed down the choice of potential places. One of those places was behind the drawer/glove compartment on the passenger side (the right side of the vehicle on US/EU cars and the left hand on UK/AUS cars).
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Steps to Locate and Reset Fuel Cut Off Switch on Ford Fiesta (For Other Cars Keep Reading)First, open the glove compartmentPull out the glove compartment by firmly pressing the left side toward an inner sectionLook for a device with a red button or yellow rubber capPush the rubber cap button on the inertia switch
Emergency Fuel Shut Off Switch Location on Other CarsOn Ford, Peugeot, VW, Citroen, Vauxhall, Subaru, Renault, Toyota, and Mazda, inertia switch location is usually in one of the following two hidden places:Behind or below glove compartment, sometimes hidden under the carpet;Under side-panel located next to the drivers" door;On the driver"s side, between the footrest area and door, sometimes hidden under the carpet.After finding the switch, you can easily reset it with one push of a button.Now put the key in and start the engine. You might need to crank it up a few times before the motor starts.And that"s it. You"ve just saved at least $50 for the mechanic and $100 for a tow truck...Read also: How to fix the error code C0561 on GM cars.
This article was updated on August 30, 2021
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