Communication error with electric power steering (EPS) control module
U0140:00
Communication error with BCM
U0151:00
Communication error with SAS control module
U0155:00
Communication error with instrument cluster
U0182:00
Communication error with auto leveling control module or adaptive front lighting system (AFS) control module
U0214:00
Communication error with start stop unit
U023A:00
Communication error with forward sensing camera (FSC)
Detection condition
U0001:88
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) cannot detect a CAN bus communication line (HS-CAN) signal for 1 s or more.
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) detects malfunction in the CAN bus communication line (HS-CAN) 10 times continuously.
U0100:00
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) cannot receive a CAN signal from the PCM for 5 s or more.
U0101:00
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) cannot receive a CAN signal from the TCM for 5 s or more.
U0121:00
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) cannot receive a CAN signal from the DSC HU/CM for 5 s or more.
U0131:00
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) cannot receive a CAN signal from the electric power steering (EPS) control module for 5 s or more.
U0140:00
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) cannot receive a CAN signal from the BCM for 5 s or more.
U0151:00
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) cannot receive a CAN signal from the SAS control module for 5 s or more.
U0155:00
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) cannot receive a CAN signal from the instrument cluster for 5 s or more.
U0182:00
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) cannot receive a CAN signal from the auto leveling control module or adaptive front lighting system (AFS) control module for 5 s or more.
U0214:00
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) cannot receive a CAN signal from the start stop unit for 5 s or more.
U023A:00
With the ignition switched ON (engine off or on), the connectivity master unit (CMU) cannot receive a CAN signal from the forward sensing camera (FSC) for 5 s or more.
Fail-safe
U0001:88
Not applicable
U0100:00
Not applicable
U0101:00
Not applicable
U0121:00
Not applicable
U0131:00
Not applicable
U0140:00
Not applicable
U0151:00
Not applicable
U0155:00
Not applicable
U0182:00
Not applicable
U0214:00
Not applicable
U023A:00
Not applicable
Possible cause
Malfunction in CAN bus communication line
Malfunction in CAN communication line between the PCM and connectivity master unit (CMU)
Malfunction in CAN communication line between the TCM and connectivity master unit (CMU)
Malfunction in CAN communication line between the DSC HU/CM and connectivity master unit (CMU)
Malfunction in CAN communication line between the electric power steering (EPS) control module and connectivity master unit (CMU)
Malfunction in CAN communication line between the BCM and connectivity master unit (CMU)
Malfunction in CAN communication line between the SAS control module and connectivity master unit (CMU)
Malfunction in CAN communication line between the instrument cluster and connectivity master unit (CMU)
Malfunction in CAN communication line between the auto leveling control module or adaptive front lighting system (AFS) control module and connectivity master unit (CMU)
Malfunction in CAN communication line between the start stop unit and connectivity master unit (CMU)
Malfunction in CAN communication line between the forward sensing camera (FSC) and connectivity master unit (CMU)
System wiring diagram
Not applicable
Diagnostic Procedure
Perform the malfunction diagnosis according to the troubleshooting procedure for the multiplex communication system. (See FOREWORD.)