If the problem was not fixed, then yes.
It is important to make sure the check engine light is not on when having a car inspected. A person can reset the check engine light by clearing the codes that are causing the light to go on.
To reset the check engine light on a 2004 Jaguar, first, ensure that the underlying issue triggering the light is resolved. You can then disconnect the battery by removing the negative terminal for about 15 minutes to reset the engine control module. Alternatively, using an OBD-II scanner to clear the codes can also reset the light. After reconnecting the battery or clearing the codes, the check engine light should turn off if there are no remaining issues.
Auto Zone will check your engine light codes for FREE...
You will need to have the engine scanned by a repair shop. That will give them codes to repair it. Once repaired they will clear the light. Clearing the light does not repair the problem. ***See discussion area for my dispute of this above answer****
engine light
It requires a scanner to properly diagnosis a check engine light.
To check engine light codes one would have to bring your vehicle to a mechanic who can use a computer to check the computer chip that regulates this function.
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The check engine light has nothing to do with the washer fluid. If the check engine light is on you need to have it checked for codes with a scanner.
you check the system for trouble codes.
To clear cylinder misfire codes, you typically need an OBD-II scanner. Connect the scanner to your vehicle's diagnostic port and navigate to the trouble codes section. Select the option to clear or erase codes, which will reset the check engine light and remove the misfire codes from the system. After clearing the codes, it's advisable to monitor the vehicle for any recurrence of the misfire issue.
You may think there is nothing wrong but there is. If the check engine light is on there will be codes stored in the ECM. Have the codes read. The codes will help you determine what the cause is.