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

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