DTC U0001:88/U0100:00/U0121:00/U0126:00/U0155:00/U0214:00/U023A:00 [ELECTRIC POWER STEERING (EPS)]

id0602a1870300

DTC
U0001:88
CAN system communication error
U0100:00
Communication error to PCM
U0121:00
Communication error to DSC HU/CM
U0126:00
Communication error to SAS control module
U0155:00
Communication error to instrument cluster
U0214:00
Communication error to start stop unit
U023A:00
Communication error to forward sensing camera (FSC)
DETECTION CONDITION
•  U0001:88
?  Error detected in line between CAN connection module and CAN bus communication line
•  U0100:00
?  Communication error to PCM is detected in CAN communication
•  U0121:00
?  Communication error to DSC HU/CM is detected in CAN communication
•  U0126:00
?  Communication error to SAS control module is detected in CAN communication
•  U0155:00
?  Communication error to instrument cluster is detected in CAN communication
•  U0214:00
?  Communication error to start stop unit is detected in CAN communication
•  U023A:00
?  Communication error to forward sensing camera (FSC) is detected in CAN communication
FAIL-SAFE FUNCTION
•  Refer to “Fail-safe Function Table”. (See DTC TABLE [ELECTRIC POWER STEERING (EPS)].)
POSSIBLE CAUSE
•  CAN system wiring harness open or short circuit with PCM
•  CAN system wiring harness open or short circuit with DSC HU/CM
•  CAN system wiring harness open or short circuit with SAS control module
•  CAN system wiring harness open or short circuit with instrument cluster
•  CAN system wiring harness open or short circuit with start stop unit
•  CAN system wiring harness open or short circuit with forward sensing camera (FSC)
•  Poor connection at connectors
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.].)