DTC U0100:00 [SAS CONTROL MODULE (ACTIVE BONNET)]

id0802h4004900

System malfunction location

•  PCM communication error

Detection condition

Warning

•  Detection conditions are for understanding the DTC outline before performing an inspection. Performing an inspection according to only the detection conditions may cause injury due to an operating error, or damage the system. When performing an inspection, always follow the inspection procedure.

•  The SAS control module does not receive CAN signal from PCM for 5 s or more, or receives CAN signal error from PCM for 0.4 s.

Fail-safe function

Not applicable

Possible cause

•  Malfunction in CAN line between the SAS control module and PCM

•  PCM malfunction

•  SAS control module malfunction

System wiring diagram

Not applicable

System malfunction location	• PCM communication error
Detection condition	Warning • Detection conditions are for understanding the DTC outline before performing an inspection. Performing an inspection according to only the detection conditions may cause injury due to an operating error, or damage the system. When performing an inspection, always follow the inspection procedure. • The SAS control module does not receive CAN signal from PCM for 5 s or more, or receives CAN signal error from PCM for 0.4 s.
Fail-safe function	Not applicable
Possible cause	• Malfunction in CAN line between the SAS control module and PCM • PCM malfunction • SAS control module malfunction
System wiring diagram	Not applicable

Diagnostic Procedure

• Perform the malfunction diagnosis according to the troubleshooting procedure for the multiplex communication system. (See FOREWORD [L.H.D.].)(See FOREWORD [R.H.D.].)(See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [L.H.D.])(See CONTROLLER AREA NETWORK (CAN) MALFUNCTION DIAGNOSIS FLOW [R.H.D.].)