The reason why your check engine light is on may depend on whether the illumination is solid or flashing.
Check engine light on hyundai elantra 2018.
The check engine light on your 2018 hyundai elantra will usually shut itself off if the issue or code that caused it to turn on is revamped.
For example if there is a solid illumination the check engine light is probably warning you of an engine emissions problem.
For example if the cause of your check engine light coming on was a loose gas cap if it s tightened the light will turn itself off.
Two problems related to check engine light on have been reported for the 2018 hyundai elantra.
If you do notice that the check engine light is flashing you should shut the engine off once it is safe to do so.
Check engine light click for more.
The most recently reported issues are listed below.
In many cases that the check engine light turns on in a hyundai elantra sonata santa fe accent the car may still drive perfectly fine.
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The problem here may be something as simple as a loose gas cap.
If it is flashing however the light may indicate a much more severe problem.
The average cost for a hyundai elantra check engine light diagnosis testing is between 88 and 111.
The cost of this service or repair can vary by location your vehicle s make and model and even your engine type.
Retightening or replacing the gas cap often will fix the check engine light.
Labor costs are estimated between 88 and 111.
Estimate does not include taxes and fees.
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