Toyota CH-R Service Manual > Safety Connect System: Dcm Operation History
DCM OPERATION HISTORY
DCM OPERATION HISTORY
This function shows the telematics network status when the DCM (Telematics Transceiver)
was operated. Use this when no DTC is present but this telematics system was unable
to connect to the call center. This symptom may occur if cell phone signal str ...
Toyota CH-R Service Manual > Can Communication System: System Description
SYSTEM DESCRIPTION
BRIEF DESCRIPTION
(a) The Controller Area Network (CAN) is a serial data communication system for
real time application. It is a vehicle multiplex communication system which has
a high communication speed and the ability to detect malfunctions.
(b) Using the CANH and CANL ...