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 strength is very weak.
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch ON.
(c) Turn the Techstream on.
(d) Choose "Telematics" from the System Selection Menu, and then click "Utility".
(e) Click "DCM Operation History" on the Utility Selection Menu.
Body Electrical > Telematics > Utility
Tester Display |
---|
DCM Operation History |
(f) Follow the instructions on the Techstream.
*a |
Example |
HINT:
Result |
Description |
---|---|
Success |
A successfully call made using the manual (SOS) switch or the navigation system (Destination Assist-If available) |
Fail*1 |
A call that was unsuccessful. |
NOTICE:
*1: A failure can also be caused by manually ending an SOS call, and does not necessarily indicate a device malfunction.
HINT:
*2: When communication to the call center fails, "Fail" is displayed.
Toyota CH-R Service Manual > Lin Communication System: System Description
SYSTEM DESCRIPTION
LIN COMMUNICATION SYSTEM DESCRIPTION
The LIN communication system is used for communication between the components
in the tables below. If communication cannot be performed through LIN communication
such as when there is an open or short in a communication line, the master c ...
Toyota CH-R Service Manual > Lighting System: Clearance Light/Daytime Running Light Circuit
DESCRIPTION
Clearance light function:
When the main body ECU (multiplex network body ECU) receives the light
control switch position signal, it sends an illumination request signal
to the headlight ECU sub-assembly LH and illuminates the clearance lights.
Daytime runni ...