Toyota 4Runner: Dcm Operation History

Toyota 4Runner Service Manual / Audio / Visual / Telematics / Cellular Communication / Safety Connect System / Dcm Operation History

DCM OPERATION HISTORY

1. DCM OPERATION HISTORY

This function shows the telematics network status when the DCM (Telematics Transceiver) was operated. Use this function when no DTC is stored but the telematics system is unable to connect to the call center. This symptom may occur if the cell phone signal intensity is very weak.

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(d) Click "DCM Operation History" on the Utility Selection Menu.

(e) Follow the instructions on the Techstream.

HINT:

"Occurrence time" indicates the date of the DCM (Telematics Transceiver) operation.
"Communication area" indicates which communication network was used: Network (Verizon) or Roaming.
"Signal strength" indicates the cellular signal intensity of the vehicle: 0 (no signal) to 5 (strong).
"Communication" indicates connecting to the call center: Success or Fail.

Result	Description
Success	A successful call made using the manual (SOS) switch
Fail*	Call that was unsuccessful

NOTICE:

*: A failure can also be caused by manually ending an SOS call, and does not necessarily indicate a device malfunction.

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