Lexus NX: Garage Door Opener

 Entry Exterior Alarm and Answer-back Buzzer do not Sound

DESCRIPTION The smart access system with push-button start (for Entry Function) uses the wireless door lock buzzer to perform various vehicle exterior warnings. When the conditions of each warning are met, the certification ECU (smart key ECU assembly) sends a buzzer activation request signal to the

 Open in Occupant Classification ECU Battery Positive Line (B1794)

DESCRIPTION DTC B1794 is stored when a malfunction is detected in the occupant detection ECU. DTC No. Detection Item DTC Detection Condition Trouble Area B1794 Open in Occupant Classification ECU Battery Positive Line One of the following conditions is met: Occupant detection ECU