Connect a computer diagnostic code reader and see what the computer is trying to tell you. The light is there to inform you that the computer has detected a "fault", now you need to find out what it is by using the code scanner.
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There are pages of things that will turn the check engine light on. You need to have it checked for codes.
Use an automotive computer code-scanner to read the stored code. Then you'll know why the "check engine" light is on.
To reset the check engine light on a 1995 Nissan Altima, first, disconnect the negative battery terminal and leave it disconnected for about 10-15 minutes. This will reset the vehicle's computer and clear the check engine light. Reconnect the battery terminal and start the engine to see if the light has turned off. If the light persists, there may be an underlying issue that needs to be addressed.
something wrong on the engine get it chek for any codes
if your take it to a autozone tell them you have a check engine light and they will tell you whats wrong if anything and reset it take it to autozone and tell them your check engine light is on and they should reset it
Auto Zone or Advanced auto parts can reset the light for you. They tell you they are not suppose to but many times they will.
2001 missan altima emgine runs stall at a traffic light but engine does not cut off.
There is something wrong. Go to auto zone and have the codes read for free.
Some of the factors that caused the "check engine" light are: defective oxygen sensors defective air mass meter emmission systems Hope this will help
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