To reset the Scion iA maintenance indicator after an oil change, please follow these instructions:
1. Turn the ignition off.
2. Press and hold the TRIP/RESET button and turn the ignition on.
3. Keep pressing the TRIP/RESET for more than 5 seconds. The master warning light will flash for a few seconds when the reset is complete.
4. Turn the ignition off and start the vehicle to verify the indicator has been reset.
