LEXUS ENFORM System

CELLULAR COMMUNICATION: LEXUS ENFORM SYSTEM: DCM Data Signal Circuit between Navigation ECU and DCM
- DCM Data Signal Circuit between Navigation ECU and DCM

DESCRIPTION

This circuit is used to send and receive signals between the DCM (telematics transceiver) and the display and navigation module display.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (DISPLAY AND NAVIGATION MODULE DISPLAY - DCM)

(a) Disconnect the L130 DCM (telematics transceiver) connector.





(b) Disconnect the L131 display and navigation module display connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:





Text in Illustration





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE LEXUS ENFORM System