No, this is not monitored.
A clogged or defective fuel filter will very likely cause a check engine light. If it is suspected, it should be replaced.
No, oil level does not cause the check engine light.
Yes, an unplugged sensor can cause a check engine light.
There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
Yes, water can cause a misfire, which will cause the check engine light to flash.
The check engine light is reset with a scan tool after repairing the cause of the fault.The check engine light is reset with a scan tool after repairing the cause of the fault.
No, low gas cannot cause a Check Engine light to turn on. There would have to be a problem within the engine or the engine wiring for that light to come on.
It really depends on what the cause of the check engine light is.
no a burnt out headlight will not cause a check engine light but if you go to most of the part places they will check the check engine light for free
There are pages and pages and items that can cause a check engine light. You need to have it checked for codes with a scan tool. After repair light can be shut off with scan tool.
It is possible. A more likely cause is the gas cap was replaced incorrectly or left off after getting gas
No, but something that could cause uneven idle could cause the check engine light to turn on.No, but something that could cause uneven idle could cause the check engine light to turn on.