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

id0602a6870300

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) CONTROL MODULE].)
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 [TYPE-A (SKYACTIV-G 2.0/2.5, SKYACTIV-D 2.2 (MTX) (L.H.D.))].) (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [TYPE-A (SKYACTIV-G 2.0/2.5, SKYACTIV-D 2.2 (MTX) (R.H.D.))].) (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [TYPE-A (SKYACTIV-G 2.5T, SKYACTIV-D 2.2 (ATX) (L.H.D.))].) (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [TYPE-A (SKYACTIV-G 2.5T, SKYACTIV-D 2.2 (ATX) (R.H.D.))].) (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [TYPE-B (L.H.D.)].) (See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [TYPE-B (R.H.D.)].)