Head to an auto. A loose fuel cap is one of the most common reasons why the check engine light turns on.

What Does The Check Engine Warning Light Mean Yourmechanic Advice

A steady light means there s no immediate cause for alarm but you should still get it checked out.

All check engine light meaning. The engine control unit or ecu is the unit that monitors the components of the car to detect any problems. Common reasons the check engine light comes on. If the light is blinking pull over turn the car off and call for assistance.

The cap is a crucial part of a car s fuel delivery system. The check engine light is a signal that the onboard diagnostics system or obd ii has detected a malfunction in the vehicle s emissions ignition fuel or exhaust systems. When your car s check engine light illuminates your dashboard it s usually accompanied by a sinking feeling in the pit of your stomach.

Basically a check engine light is a device which indicates that the onboard diagnostics obd of a car s computer has detected a problem in the car. It could also be a warning of a serious problem that could damage your engine components. Get your car diagnosed although the urgency isn t the same as if the light was flashing at you.

It notably prevents gasoline fumes from leaving. Low oil pressure is a common cause of a check engine light turning on and it can seriously interfere with your car s performance. A solid check engine light can mean something like a loose gas cap or it can indicate a more in depth problem like a fuel timing or transmission issue.

The check engine light is part of your car s so called onboard diagnostics system. Usually if this is the case your oil light will also appear. It s not recommended to drive with the check engine light flashing or on.

The light could be a minor issue such as a faulty gas cap. A flashing check engine light means that the problem is occuring at the moment and it s most likely a more serious problem like a misfire. The problem is most likely a misfire combustion or a faulty engine sensor problem.

Your check engine light may be indicating a simple problem that s easy to fix such as a loose gas cap that needs to be replaced. What does the check engine light mean. Since the 1980s computers increasingly have controlled and monitored vehicle performance regulating such.

Your check engine light blinks or glows depending on what s wrong with your vehicle.