• The parking buzzer volume change mode is activated by operating the parking sensor switch and ignition using the specified procedure.
• While in the parking buzzer volume change mode, the parking buzzer sounds for approx. 1 s when activating the mode and the parking sensor indicator flashes while activating the mode. If the parking buzzer does not sound or the parking sensor indicator does not flash, the procedure for activating the parking buzzer volume change mode may have been performed incorrectly. Switch the ignition off and repeat the procedure from Step 1.