What causes Dieseling in a gas engine?
Dieseling is a common problem with high compression / high performance engines, especially in warm weather or when the engine is hot. In this case, it’s usually caused by running “cheap” gas with inadequate octane. In this case it can usually be remedied by switching to a higher octane fuel.
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.
Is it normal for a car fan to run after the engine is turned off?
It’s “normal” for a thermostatically controlled fan to run after the engine is switched off – in fact it may even start running a short time after switch off, as the residual heat in the engine transfers to the coolant. But from your description it seems like the fan might be running all the time, if it starts up when the engine starts.
What causes a car to start but not keep running?
The engine requires the right amount of air and fuel to mix together for ignition. If there is a fuel leak somewhere, then the correct amount of fuel may not make it to the combustion chamber. This might be enough to allow the engine to start, but not keep running.
Why does my car not turn off when I Turn Off the engine?
Dieseling is rarely a problem with fuel injection because the fuel delivery is shut down as soon as the switch is off. Unless it is specially equipped, a carburetor will deliver fuel as long as there is air passing through it. If you have a fuel injected car that is dieseling, there is a leaking fuel injector in the system that has to be replaced.
How long does a car fan run after you turn off the engine?
Your car fan will run for a few minutes after you turn off the car then turn off. This is normal in many vehicles, such as BMW or Mercedes-Benz. The radiator fan may run up to five minutes and sometimes longer. Unless there is an electrical issue, it may stay on all the time until it drains the battery.
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.
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.
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.