Why does my engine keep running when I turn it off?
Answer: After the engine is shut off, its temperature rises. This excessive heat and pressure in the combustion chamber is what causes detonation, which ignites the residual fuel-air mixture in there.
What causes a car to not turn off?
If the engine continues to run just as before you turned it off – as if you hadn’t turned it off at all – your ignition and fuel system are not shutting down. In that case, your car has an electrical problem that needs to be addressed. Either your ignition switch element or a power relay needs to be replaced.
What to do if your engine keeps running after turning off the ignition key?
If your engine keeps running after turning off the ignition key, try to troubleshoot and repair the fault as soon as possible. Dieseling can cause serious engine damage if the problem worsens. Check the different systems and components as outlined above. The sections are developed to help you find and repair the fault as soon as possible.
What happens when you turn off the car key?
When you turn off the key, you expect the car to stop! It can be very frustrating when it doesn’t. If the engine continues to run just as before you turned it off – as if you hadn’t turned it off at all – your ignition and fuel system are not shutting down.
What does it mean when your car won’t turn off?
It can be very frustrating when it doesn’t. If the engine continues to run just as before you turned it off – as if you hadn’t turned it off at all – your ignition and fuel system are not shutting down. In that case, your car has an electrical problem that needs to be addressed.
Why does my car engine keep running after I shut it off?
Engine Overheating. If your engine appears to continue to run after shutting it off, engine overheating may be the cause behind it. Pay attention the to temperature gauge while driving. If it goes higher than normal, this could be the problem.