DESCRIPTION This DTC is set when the DCM (Telematics Transceiver) detects either of the following conditions.
When this DTC is set, the BUB (Back-Up Battery) must be replaced. BUB (Back-Up Battery) degradation DTC B15EC is not reported in deactive mode.
CAUTION / NOTICE / HINT NOTICE:
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
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Toyota Avalon Service & Repair Manual > Headup Display System(for Gasoline Model): Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Headup Display System DTC No. Detection Item Memory Note Link B132187 Lost Communication with EMV Missing Message DTC stored - U010087 Lost Communication With ECM/PCM "A" Missing Message DTC stored - U012987 Lost Communication With Brake System Control Module Missing Me ...