DESCRIPTION If the red and green indicators fail to illuminate after the engine switch is turned on (IG), the vehicle does not recognize the DCM (Telematics Transceiver). The DCM (Telematics Transceiver) connectors may have been disconnected or the DCM (Telematics Transceiver) is malfunctioning. PROCEDURE
(a) Turn the engine switch off. (b) Connect the Techstream to the DLC3. (c) Turn the engine switch on (IG) and wait for 10 seconds. (d) Turn the Techstream on. (e) Perform "Health Check" using the Techstream and check that Telematics (Safety Connect) is listed on "Health Check Result". Click here
(a) Turn the engine switch off. (b) Connect the Techstream to the DLC3. (c) Turn the engine switch on (IG) and wait for 10 seconds. (d) Turn the Techstream on. (e) Check current DTCs and history DTCs. Click here
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Hybrid Control System: Motor High-voltage Circuit
DESCRIPTION The cause of the malfunction may be the high-voltage circuit of the motor. Check the motor internal resistance and the connection condition of the high-voltage line between the inverter and motor to check whether there is an open or short circuit. Related Parts Check Area Inspection Moto ...
