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MULTI-CENTER DISPLAY TSB Revision CHASSIS ELECTRICAL 54A-231 FAILURE DIAGNOSIS SERVICE MODE The multi-center display unit (middle grade type) with . Starting up the service mode depressing the "DISP" button on the multi-center display unit . Service mode function CONTENTS Service Communication check The multi-center display checks communication conditions • M bus communication condition between the multi-center display unit (middle grade type) and the • Communication condition between the (middle grade type) multi-center display unit and relevant units (such Monitor check Checks whether the screen display functions. Compass check Checks whether the geomagnetism sensor are working Vehicle check Displays current vehicle conditions below • Displays the current condition of the lighting switch. • Displays the current position of the ignition switch. • Displays the current voltage of the battery Auto check Checks the following items automatically. • Communication check • Monitor check • Compass check • Vehicle check AC208698AB |