To reset the emission light (check engine light) on a Honda Pilot, you can follow these general steps:
Ensure Safety: Park your Honda Pilot in a safe location, turn off the engine, and engage the parking brake.
Locate the OBD-II Port: The OBD-II (On-Board Diagnostic) port is typically located under the dashboard on the driver's side. It may be covered by a plastic panel that can be easily removed.
Connect the OBD-II Scanner: Use an OBD-II scanner or diagnostic tool that is compatible with your Honda Pilot. Connect the scanner to the OBD-II port by plugging it into the port.
Access the Vehicle's Diagnostic System: Turn on the ignition, but do not start the engine. The scanner should power on and communicate with the vehicle's diagnostic system. Follow the instructions provided by the scanner to access the vehicle's diagnostic functions.
Read and Clear Codes: Use the scanner to read the trouble codes stored in the vehicle's computer. The scanner will display any codes associated with the emission system. Take note of the codes for reference, and then select the option to clear the codes. Confirm the action when prompted.
Wait and Restart: After clearing the codes, turn off the ignition and wait for a few minutes. Then, restart the engine and check if the emission light has been reset. It may take a short drive or a few cycles of starting and stopping the engine for the light to reset completely.
Note: Clearing the emission codes will also erase any other diagnostic trouble codes stored in the vehicle's computer. If the emission light continues to come on after resetting, it indicates that there may be an ongoing issue with the emission system, and further inspection or repairs may be necessary.
It's important to remember that the emission light illuminates when there is a potential issue with the vehicle's emissions control system. While resetting the light may temporarily turn it off, it will not address the underlying problem. If the emission light continues to come on or if you are unsure about the cause of the light, it is recommended to have your Honda Pilot inspected by a qualified technician or visit an authorized Honda service center for further diagnosis and repairs.