Lexus ES manuals

Lexus ES: Dcm Activation



If the DCM (telematics transceiver) has been replaced, it is necessary to perform the Register Vehicle Information procedure.


(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 "VIN Synchronization" on the Utility Selection Menu.

Body Electrical > Telematics > Utility

Tester Display

VIN Synchronization

(f) According to the display on the Techstream, read the IMEI, ICCID, software version and VIN.

(g) Turn the power switch off.

(h) Turn the power switch to on (IG) and wait until only the manual (SOS) switch green indicator turns on.


If only the manual (SOS) switch green indicator does not turn on even after 20 minutes elapse with the power switch on (IG), refer to "GREEN INDICATOR REMAINS OFF".

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 Dcm Operation History

DCM OPERATION HISTORY DCM OPERATION HISTORY HINT: This function shows the telematics network status when the DCM (telematics transceiver) was operated. Use this when no DTC is present but this tele

 Diagnosis System

DIAGNOSIS SYSTEM DESCRIPTION (a) The DCM (telematics transceiver) control the vehicle safety connect system functions. Safety connect system data and Diagnostic Trouble Codes (DTCs) can be read throug

 Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Safety Connect System DTC No. Detection Item Link B153711 Telephone Sub Antenna Circuit Short to Ground B153713 Telephone Sub Antenna Circuit Open



INSTALLATION CAUTION / NOTICE / HINT HINT: When the front bumper is damaged or deformed due to an accident or contact with other objects, etc., or if the bumper installation area of the vehicle body has been repaired, it is necessary to perform millimeter wave radar sensor adjustment. Click here

 Back Camera Internal Circuit (C2A63)

DESCRIPTION This DTC is stored when the clearance warning ECU assembly detects a signal indicating a malfunction in the rear television camera assembly via CAN communication. DTC No. Detection Item DTC Detection Condition Trouble Area C2A63 Back Camera Internal Circuit A signal indi

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