Can you keep driving check engine light?
It’s okay to drive the car if the check engine light is steady. But only if the vehicle’s essential systems such as brakes and lights are operational. Keep a close eye on your car’s dashboard warning lights, including the coolant temperature and oil pressure.
What do you do when your check engine light blinks?
A flashing CEL indicates a severe problem, one that requires immediate car repair. In other words, if your check engine light is flashing, pull over and call a tow service. Continuing to drive your car with a flashing CEL can cause irreversible damage to internal components.
Why does my Check Engine Light never come on?
If the “Check engine” light does not come with the ignition ON, it’s possible that there is no power coming to the engine computer (e.g. due to a broken wire, faulty main relay, blown fuse, etc.) or that there is a problem with the engine computer itself.
What should I do if my check engine light appears?
If the check engine light comes on, here are some tips on what you should do: Look for a serious problem that requires immediate attention. Check your dashboard gauges and lights for indications of low oil pressure or overheating. Try tightening your gas cap. This can often solve the problem. Reduce speed and load. Use built-in diagnostic services, if available.
Why check engine light is still on?
One Sensor has a Loose Electrical Connection or is Damaged.
What are causes for check engine light to come on?
Common Causes of a Check Engine Light Loose gas cap Cracked or otherwise faulty gas cap Worn spark plug or wire Faulty oxygen sensor Catalytic converter trouble Faulty mass airflow sensor