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DTC U0162: Lost Communication With Audio Visual Navigation Display Module

DTC detecting condition:

CAN data from cockpit control module is not received for 10 seconds or more.

Trouble symptom:

Seat heater does not operate.
Seat ventilation does not operate.

NOTE: For the diagnostic procedure, refer to DTC U0074. Ref. to VENTILATION SEAT (DIAGNOSTICS)>Diagnostic Procedure with Diagnostic Trouble Code (DTC)>DTC U0074: CONTROL MODULE COMMUNICATION BUS "BODY-CAN" OFF .