DTC U0001:88/U0100:00/U0101:00/U0104:00/U0114:00/U0128:00/U0131:00/U0140:00/U0151:00/U0155:00/U0235:00/U023A:00 [DSC HU/CM]

id040262849500

DTC
 
U0001:88
CAN communication: module communication error
U0100:00
CAN communication: communication error to PCM
U0101:00
CAN communication: communication error to TCM
U0104:00
CAN communication: communication error to radar unit
U0114:00
CAN communication: communication error to 4WD control module
U0128:00
CAN communication: communication error to electric parking brake control module
U0131:00
CAN communication: communication error to EPS control module
U0140:00
CAN communication: communication error to front body control module
U0151:00
CAN communication: communication error to SAS control module
U0155:00
CAN communication: communication error to instrument cluster
U0235:00
CAN communication: communication error to laser sensor
U023A:00
CAN communication: communication error to forward sensing camera (FSC)
DETECTION CONDITION
•  U0001:88
?  Open or short circuit in CAN system wiring harness is detected.
•  U0100:00
?  Communication error to PCM is detected.
•  U0101:00
?  Communication error to TCM is detected.
•  U0104:00
?  Communication error to radar unit is detected.
•  U0114:00
?  Communication error to 4WD control module is detected.
•  U0128:00
?  Communication error to electric parking brake control module is detected.
•  U0131:00
?  Communication error to EPS control module is detected.
•  U0140:00
?  Communication error to front body control module is detected.
•  U0151:00
?  Communication error to SAS control module is detected.
•  U0155:00
?  Communication error to instrument cluster is detected.
•  U0235:00
?  Communication error to laser sensor is detected.
•  U023A:00
?  Communication error to forward sensing camera (FSC) is detected.
FAIL-SAFE FUNCTION
•  Refer to “Fail-safe function table”. (See DTC TABLE [DSC HU/CM].)
POSSIBLE CAUSE
•  CAN communication line malfunction
•  CAN communication line malfunction with PCM
•  CAN communication line malfunction with TCM
•  CAN communication line malfunction with radar unit
•  CAN communication line malfunction with 4WD control module
•  CAN communication line malfunction with electric parking brake control module
•  CAN communication line malfunction with EPS control module
•  CAN communication line malfunction with front body control module
•  CAN communication line malfunction with SAS control module
•  CAN communication line malfunction with instrument cluster
•  CAN communication line malfunction with laser sensor
•  CAN communication line malfunction with forward sensing camera (FSC)
•  Instrument cluster malfunction
SYSTEM WIRING DIAGRAM
Not applicable

Diagnostic Procedure

•  Perform inspection according to the diagnostic procedure in MULTIPLEX COMMUNICATION SYSTEM. (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [L.H.D.].) (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [R.H.D.].)