What are the symptoms of a bad inertia switch?
Usually a bad or failing fuel pump shut off switch will produce a few symptoms that can alert the driver of a potential issue….Symptoms of a Bad or Failing Fuel Pump Shut Off Switch
- Engine suddenly stops while driving.
- Switch that trips for no reason.
- No start condition.
Where is the fuel pump inertia switch?
In the event of an accident, an inertia switch may trip, isolating fuel pump operation. Once the switch has tripped it must be reset before attempting to restart the engine. The inertia switch is located behind the trim on the left-hand side of the vehicle, forward of the front door post, below the fascia.
How do I reset my fuel pump shut off switch?
How to Reset a Fuel Pump Shut Off Switch
- Locate your car’s inertial trigger or airbag control module.
- Push the button on the inertial switch; it should be clearly marked as the fuel pump reset, and may be in a contrasting color to the case.
What triggers an inertia switch?
In case you don’t know the inertia switch, it is designed to shutoff the fuel pump in the event of a collision, as to not create a fire hazard if a fuel line is damaged. Inertia from a crash was used to trigger the switch. The inertia switch was reset by simply pushing the red button on the switch.
Can an inertia switch reset itself?
A good inertia switch should trip completely on a collision only(sudden stop or airbag deployment), so engine wouldn’t restart without a reset. And a good switch wouldn’t trip by being towed or hitting a bump, nor reset itself, so you could have a bad switch.
Should inertia switch be up or down?
The inertia switch is a safety item incorporated by Ford in the fuel system of its vehicles. The only time the inertia switch should trip is during a collision. With the inertia switch in the open position, the red button is raised up. It is not supplying power to the fuel pump in this position.
Where is the reset button for the fuel pump?
Look for the fuel pump switch or inertia switch. This is a small box with a plastic button on top and an electrical connector at the bottom. On some vehicle models, this will be located in the luggage compartment. Look on a side panel for a small, round button which you can pry off with a small screwdriver.
Can a fuel inertia switch go bad?
Well-Known Member. A bad inertia switch could be triggered by hitting a bump or tapping your foot to hard on a good song. You know where it is now so if it stalls again, reset it, drive to parts store, and replace it.
Where is the fuel pump located on a Toyota Corolla?
Like many vehicles, the Toyota Corolla’s fuel pump is contained within a module that is stored in the fuel tank itself. Unlike many larger vehicles, you won’t have to remove the fuel tank itself if you need to replace the pump.
Where is the fuel pump shut off switch located?
On Ford, Peugeot, VW, Citroen, Vauxhall, Subaru, Renault, Toyota and Mazda, inertia switch location is usually on one of the following two hidden places: Behind or below glove compartment, sometimes hidden under the carpet; On the driver side, between the footrest area and door, sometimes hidden under the carpet.
What causes the fuel pump to shut off while driving?
Engine suddenly stops while driving. If the fuel pump shut off switch malfunctions while the engine is operating it may shut off the fuel pump and cause the engine to stall. The fuel pump may be reactivated by finding and pressing the reset button for the switch.
Where is the inertia switch on my car?
On Ford, Peugeot, VW, Citroen, Vauxhall, Subaru, Renault, Toyota and Mazda, inertia switch location is usually on one of the following two hidden places: On the driver side, between the footrest area and door, sometimes hidden under the carpet. After finding the switch, it is easy to reset it with one push of a button.