If it is an active code, "still broken", the code will not reset. You need to make sure the cause of the code has been repaired.
After reading the codes with a scanner, and repairing the cause, you clear the code with a scanner
There are pages and pages of causes for a check engine light. You need to have it checked for codes with a scanner to know what to diagnose. After the repair you can clear the code with a scanner.
find out what it is.... (preferably with a scanner) fix it... , clear codes with scanner
A person can reset the check engine light by using an OBD scanner to clear the codes. This is after the problem is fixed.
You read the codes with a scanner, repair the cause, and clear the code with the scanner.
The check engine light comes on to notify the driver that there is an issue. To reset the light, it is best to take care of the issue, or use a scanner that will clear any possible codes.
To clear the check engine light on a 2000 Jaguar XJ8, you can use an OBD-II scanner to read the trouble codes and then clear them. Simply connect the scanner to the OBD-II port, retrieve the codes, and use the option to erase or clear them. Alternatively, you can disconnect the vehicle's battery for about 15 minutes to reset the engine control module, which may also turn off the check engine light. However, make sure to address any underlying issues that triggered the light to avoid it coming back on.
Fix the cause of the codes, and clear the codes with a scanner or by unhooking the battery.
To reset the check engine light on a 1995 Buick Roadmaster after repairs, you can disconnect the negative battery terminal for about 10-15 minutes. This will clear the error codes and reset the light. Alternatively, you can use an OBD-I scanner to clear the codes directly if you have access to one. After reconnecting the battery or using the scanner, the check engine light should turn off if the issue has been resolved.
It requires a scanner to properly diagnosis a check engine light.
To reset the check engine light on a 2008 Dodge, you can use an OBD-II scanner to diagnose and clear any trouble codes. Simply plug the scanner into the OBD-II port, turn on the ignition, and follow the scanner's instructions to clear the codes. Alternatively, you can disconnect the car battery for about 15 minutes to reset the system, but this may also erase other settings. Always ensure that the underlying issue triggering the check engine light is resolved before resetting it.
That requires an OBDII engine scanner to clear the codes / turn light off. But if you have not FIXED the problem that made it come on then it will just come on again. Have engine scanned.