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 engine 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 (XX50) 2019-2022 Service & Repair Manual > Tire Pressure Warning System(for Gasoline Model): Transmitter ID not Registered (Main) (C2171)
DESCRIPTION The IDs of each tire pressure warning valve and transmitter are registered to the tire pressure warning ECU and receiver. When the ECU detects that a transmitter ID code is not registered in the ECU, this DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble Area Note C21 ...