Repair the defect, and it'll shut the CEL off on its own.
To clear parking assist trouble codes on a 2003 Lincoln Town Car, you can use an OBD-II scanner to read and erase the codes. Connect the scanner to the vehicle's OBD-II port, typically located under the dashboard. Follow the scanner's instructions to clear the trouble codes. Alternatively, you can disconnect the vehicle's battery for about 15 minutes to reset the system, but this may also reset other vehicle settings.
Troublcodes.net Trouble Codes OBD & OBD2 Trouble Codes and Technical info & Tool Store. By BAT Auto Technical
Codes are cleared and computers are reset with a scan tool.
Google OBD codes
J1850 is not a trouble code. It is a protocol that the OBD-II system uses. Trouble codes will be represented by a P before the numbers
The link below has a complete list of OBD 2 codes
there is no activity on sensor # 2
To reset the check engine light on a 1995 Ford Ranger, you can disconnect the negative battery terminal for about 10-15 minutes. This will clear the diagnostic trouble codes and reset the light. Alternatively, you can use an OBD-I scanner to read and clear any trouble codes. After resetting, ensure any underlying issues are addressed to prevent the light from coming back on.
With an OBD2 scan tool connected to the OBD connector.
The light won't reset until the problem is fixed.
Have the on board diagnostics (OBD) reset by using an obd tester or go to a mechanic and have them clear the codes and reset it for you. Some places will do it for free, possibly a parts store also.
To reset the check engine light on a Mercedes C230, you can use an OBD-II scanner to clear the codes. Simply connect the scanner to the OBD-II port, turn on the ignition, and follow the scanner's instructions to erase the trouble codes. Alternatively, you can disconnect the car battery for about 15 minutes to reset the system, but this may also reset other electronic systems. Always ensure any underlying issues are resolved before clearing the light.