1. Turn off the ATV and wait for the engine to cool down.
2. Locate the diagnostic connector, which is usually located under the seat or behind the left side panel.
3. Connect a jumper wire between the "GND" and "DIAG" terminals of the diagnostic connector.
4. Turn on the ATV.
5. The EFI error code will be displayed on the digital display.
6. Press and hold the "MODE" button for 5 seconds to reset the error code.
7. Turn off the ATV and disconnect the jumper wire.
8. Start the ATV and verify that the error code has been reset.
