How does the SIBCO D50 maintenance lamp return to zero?

When the engine is turned off, press and hold the short-distance counter reset button under the tachometer, turn on the ignition switch and release the short-distance counter reset button, and a "maintenance" sign will appear on the display screen. Pull out the minute button on the clock and turn it to the right, and the mileage display will appear on the display screen. Turn off the engine, reset the reminder information and turn on the ignition switch, and the "service" sign will disappear. Zero adjustment method of SicBod50 maintenance lamp: 1. First, turn off the ignition switch, press and hold A, and turn the ignition switch to the "II" position. The "SERVICE" message will flash on the display screen for about 5 seconds and be displayed. 2. Then release the A key, and "OIL" will be displayed on the display screen. /kloc-press and hold the A key for more than 5 seconds within 0/0 second, and "check" to reset SIA；; ; Will be displayed after the display shows "Reset" for 5 seconds. 3. Then press and hold the A key for more than 5 seconds within 10 second, and the display will display "Reset" for 5 seconds, and then "End". Release the A key, then press and release it. 4. The monitor shows the new maintenance interval. Press and release button A to display the message of ending SIA. The ignition switch is turned off and the maintenance reset is completed. Fourth, when closing the door, turn off the key first, press it with your left hand (hold the zero button), and turn on the key with your right hand. Wait a moment, and the trace of the wrench on the instrument will disappear. If the trace of the wrench disappears, the repair is successful. If it doesn't disappear, try again according to the above method.