Common questions

Why does my car not stop when I Turn Off the ignition?

Why does my car not stop when I Turn Off the ignition?

It turns out that the engine was not being turned off by removing the power from the Ignition Relay, it was actually being starved of fuel by the Anti Run-On Valve. Since the British models did not have the Anti Run-On Valve, the engines would not stop, but instead kept on running even when the Ignition Key was removed. What was happening?

What happens if you have an ignition switch problem?

However, if your car has ignition switch problems, you may not be able to start the car at all. Ignition switch problems can also cause issues on the road, such as unexpected shutdowns or electrical problems. To be sure, ignition switch problems are no fun, especially if they’re stopping you from getting to work or school or play.

Why does my car engine not turn off when I remove the key?

Your engine will continue to run even when you remove the key from the ignition because the fuel pump is not shutting off. This problem is typically caused by a faulty fuel pump relay or a defective ignition switch. In this article, we take a look at why your engine won’t turn off when removing the key and what you can do to stop the engine.

Can you start a car without the ignition switch?

You cannot start the engine or turn on the accessories without ignition switch. One should not force the key or any tool inside the ignition switch. It might damage the entire ignition system costing you trouble. Do not put extreme pressure while inserting the keys as well.

Why does my car run when the ignition is turned 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. If it does not stop running, your feedback problem is coming from something other that the alternator.

What happens if there is no ignition switch?

Without the key, the switch won’t move to the start or run positions, and will lock the steering wheel and gear selector. Of course, many cars made in the last 10 years or so have a push button instead of an ignition key and switch. With this design, the key fob sends a signal to the car’s computer saying it’s OK to start the vehicle.

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.

Why does my alternator run when I Turn Off the car?

Generally, an OEM harness will not have the problem of alternator “run-on”, as there is usually a resistance wire in the dash harness to keep this from happening. Solution: To figure out where the problem exists, start the car and with the key in the ON position and the car running, turn off the key.

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Ruth Doyle