Why does my car shut down when I Turn Off the key?

Why does my car shut down when I Turn Off the key?

If this is happening to your car, it’s probably an old one with carburetors. New models all use electronic fuel injection, which shuts down when the key is switched off. Without fuel going to the cylinders, there can be no running on.

Why does my car run after I Turn Off the ignition?

Our certified mechanics come to you · Backed by our 12-month, 12,000-mile warranty · Get a fair and transparent estimate upfront We’ve all heard a car continuing to run after the ignition key has been turned off, and it usually sounds pretty bad, with all kinds of clonking and coughing noises.

Can you turn off the engine without the ignition?

The ignition in my 98 has been acting weird for some time. I can pull the key from the ignition while the truck is running. If you are not careful, you can turn the engine off without putting the key in the off position. The key will come out in the accessory position and you can turn the ignition with no key and start the truck.

Why does my Silverado keep running without the key?

SILVERADO3 ill take a look i really dont like to mess wit the truck being that that seem to be like an electrical problem dont want to mess anything up more than what already is but doesnt hurt to try thanks ill let you know what i come up with.

What happens if you turn off the engine without the key?

Caddiac Thanks..Yeah the engine is still running without the key in it and it either shut off after 5 to 15 seconds or more or it slowly starts to shake till it dies out on its own.

Why does my engine keep running after I Turn Off the ignition?

Vehicles with carburetors, especially, suffer from dieseling when the anti-dieseling (fast idle) solenoid is in need of adjustment or malfunctions. The solenoid is designed to open the carburetor throttle plates when the engine is running and shut the plates when the ignition key is turned off.

What should I do if my car won’t turn off?

With the ignition turned off and the car continuing to run, simply remove the plug from the alternator (DO NOT TRY AND REMOVE THE BATTERY POWER WIRE FROM THE POWER STUD!) and the car should shut off if the alternator is creating the problem.

SILVERADO3 ill take a look i really dont like to mess wit the truck being that that seem to be like an electrical problem dont want to mess anything up more than what already is but doesnt hurt to try thanks ill let you know what i come up with.

What happens when you remove the key from the ignition?

Car Engine Doesn’t Turn Off When Removing Key or Pressing STOP It is a strange problem to have a car that won’t turn off when you remove the key from the ignition or press the Engine Stop button. Your engine will continue to run even when you remove the key from the ignition because the fuel pump is not shutting off.

What should I do if my car keeps running when I shut it off?

A running-on car is not only a waste of energy and fuel, it also presents a potentially dangerous situation. Book a mechanic to diagnose the issue as soon as possible. Fast and easy Car stays running when I shut the key off Inspection service at your home or office.

Can a car run after the ignition is turned off?

We’ve all heard a car continuing to run after the ignition key has been turned off, and it usually sounds pretty bad, with all kinds of clonking and coughing noises. These days, though, you’re more likely to hear this in the movies, when sound-effects staff is trying to show the viewers what a clunker this particular actor is driving.

Why does my car shut off when I turn the key?

The ignition switch is installed behind the ignition lock and get’s turned while you turn the key to start the car. Inside of this switch, small metal plates can build up corrosion and rust. If this happens, one of these plates may lose connection, and the whole ignition will get switched off.

Car Engine Doesn’t Turn Off When Removing Key or Pressing STOP It is a strange problem to have a car that won’t turn off when you remove the key from the ignition or press the Engine Stop button. Your engine will continue to run even when you remove the key from the ignition because the fuel pump is not shutting off.

Can a car still start when the ignition is out?

Yes, ignition SWITCH. In the interim, when you notice the car still running, try just wiggling the key to see if it moves the switch enough to shut off. Plan now to replace the switch. Most customers in the shop do not realize that the KEY CYLINDER is not the ignition SWITCH.

What happens when your car shuts off while driving?

If your car suddenly stops running, the alternator may have gone bad. A faulty alternator will cut the power supply to vital car components, and you will notice the lights turning off in the dash or the engine abruptly losing power. Mostly if your alternator is going bad, you will experience a red battery light on your dashboard now and then.

What happens to fuel pressure when you turn the key off?

SOLVED: Fuel pressure bleeds off when i turn the key off . – Fixya Hooked a fuel pressure test up . the pressure pops up to 55 to 58 psi. i turn key off pressure drops down to 15 20 psi Clicking this will make more experts see the question and we will remind you when it gets answered.

What happens if the fuel pump is not running?

Engine will not start The fuel pump control circuit is designed to run the pump for only 2 seconds IF the engine is not cranking or is not running!!… IF the pressure test gauge shows *0* psi for the 2 second prime, the pump is NOT pumping fuel and must be defective…even though it’s running!!! ..

When is the fuel pump relay turned on?

The fuel pump relay is an important component of the fuel system of your vehicle. The fuel pump relay gives the fuel pump power when it is time to build up fuel pressure in the rail. Whenever you turn on the ignition of your vehicle, the fuel pump relay is turned on. There are different reasons due to which the fuel pump relay fails.

SOLVED: Fuel pressure bleeds off when i turn the key off . – Fixya Hooked a fuel pressure test up . the pressure pops up to 55 to 58 psi. i turn key off pressure drops down to 15 20 psi Clicking this will make more experts see the question and we will remind you when it gets answered.

What causes a car to shut down while driving?

If the fuel filter is clogged, the fuel entering the system will be insufficient and the engine will shut down. Fortunately, it is pretty easy for you to replace a fuel filter. The third and final thing that could go wrong with your fuel system is a leaking fuel supply line.

When does the fuel pump relay shut off?

Once the engine is running, the fuel pump relay shuts off. At this point, the electricity for the fuel pump is supplied by the oil pressure sending unit. When you shut off the ignition, the fuel pump relay is engaged again, long enough to power down and shut off the fuel pump.