DTC U0164:00 [TELEMATICS COMMUNICATION UNIT (TYPE-B)]

id1602a7016800


Outline

System malfunction location

Communication error with front climate control unit/climate control unit
Detection condition
•  The telematics communication unit cannot receive a CAN signal from the front climate control unit/climate control unit for 5 s or more.
Fail-safe
Not applicable
Possible cause
•  Malfunction in CAN communication line between the front climate control unit/climate control unit and telematics communication unit
•  Front climate control unit/climate control unit malfunction
•  Telematics communication unit malfunction
System wiring diagram
Not applicable
Connector diagram
Not applicable


Diagnostic Procedure

•  Perform an inspection in accordance with the multiplex communication system diagnostic procedure.
(Refer to the [CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW] in the workshop manual)