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What does BMW check engine light mean?
If the check engine light in your BMW starts glaring, that means that the problem needs immediate attention and your BMW should be brought in immediately. This blinking light usually indicates a severe engine misfire allowing unburned fuel to be dumped into the exhaust system.
Why is my engine light on diesel engine?
One of the most common reasons for seeing the check engine light is the aftertreatment system. Diesel trucks have a nitrogen oxide (NOx) sensors, similar to the oxygen sensors in a car. This will cause the engine light to illuminate and the engine will eventually reduce engine power until the problem is resolved.
How do you fix a Mercedes engine light?
The first way to reset a check engine light on your Mercedes-Benz is with a scanner. If you have one, simply plug it in, read the related codes, and press “clear” or “reset.” So long as the code issue has been resolved, it should go off.
Why does my diesel truck have a check engine light?
One of the most common reasons for seeing the check engine light on a diesel truck is the aftertreatment system. Diesel trucks have nitrogen oxide (NOx) sensors that measure what your car is putting out into the environment.
What does it mean when your check engine light glows?
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. It could also be a warning of a serious problem that could damage your engine components. Your Check Engine Light blinks or glows depending on what’s wrong with your vehicle.
Why is my Check Engine light on AutoZone?
– AutoZone Why is My Check Engine Light On? The Check Engine Light (CEL) is never good news about your car. At a minimum, something as simple as your gas cap may be loose, to a failed sensor, wiring, connector, or worse yet, a larger engine problem.
What does it mean when your engine service light is lit?
The engine service light starts glowing and the driver is left confused, scratching their head to try and make sense of what’s wrong with the vehicle. At it’s most basic, a lit CEL means that one of your vehicle’s sensors has detected a problem with the vehicle’s engine or powertrain, and stored a trouble code detailing the issue.