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 power switch on (IG). (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
(f) Follow the instructions on the Techstream. ![]()
HINT:
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 Avalon Service & Repair Manual > Motor Generator Control System: DC/DC Converter Temperature Sensor "A" Circuit Voltage Out of Range (P0C381C)
DTC SUMMARY MALFUNCTION DESCRIPTION These DTCs indicate that the boost converter temperature sensor (upper) value is abnormal. The cause of this malfunction may be one of the following: Internal inverter malfunction Inverter with converter assembly internal circuit malfunction Hybrid cooling system ...