DESCRIPTION This DTC is set when the DCM (Telematics Transceiver) detects one of the following:
CAUTION / NOTICE / HINT HINT: Before performing this diagnostic procedure, make sure to perform Health Check and confirm that the DCM/VIN registration information is correct. Click here
PROCEDURE
(a) Turn the power switch off. (b) Connect the Techstream to the DLC3. (c) Turn the power switch on (IG) and wait for 10 seconds. (d) Turn the Techstream on. (e) Clear the DTCs. Body Electrical > Telematics > Clear DTCs(f) Recheck for DTCs. Body Electrical > Telematics > Trouble Codes
(a) Replace the BUB (Back-Up Battery) with a known good one and check if the same problem occurs again. Click here NOTICE: The BUB (Back-Up Battery) must not be replaced while an ACN call is in progress. Click here
(a) Clear the DTCs. Click here
(a) Recheck for DTCs and check if the same trouble occurs again. Click here OK: No DTC is output.
(a) Replace the DCM (Telematics Transceiver). Click here NOTICE:
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Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Axle System: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected ...