The easy fix to reset the "check engine" light on the Jetta is to completely unhook the battery for at least 10 minutes. This may possibly be only a temporary fix though if the original problem that caused the light to come on still exists.
No, resetting the light will not fix the cause of the problem.
The check engine light has to be reset with a OBD scan tool
The check engine light comes on and stays on when a problem is detected by the self diagnosis system of your vehicle. Generally, a check engine light is lit when there is a problem in the emissions or somthing that is affecting the effectiveness of the emissions.
There is o fuse for the check engine light. The check engine is controlled by the cars computer the only way to turn it off is to fix the problem that made it come on.
Check engine light or required maintenance light. Procedure for resetting required maintenance light just answered. Check engine light requires an OBD II to determine problem and turn the light off.
Resetting the ECM without fixing the reason why the check engine light came on will only lead to the check engine light coming back on soon.
To reset the check engine light on a Chevy Tahoe, you can disconnect the negative battery terminal for about 10-15 minutes, which will clear the system's memory. Alternatively, you can use an OBD-II scanner to read the trouble codes and clear them, resetting the light. However, it’s important to address the underlying issue that triggered the check engine light before resetting it to avoid reoccurrence.
50 miles
It has to be done with a scan tool. Resetting the light without correcting the problem will be of no use as the light will come back on.
The best way to turn off the check engine light on a 91 Mercedes 300 SE is to disconnect the battery. However, resetting the light this way will not fix what made the light come on.
have vehicle scanned to determine the problem and have codes cleared
Check the speed sensor.