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 display and navigation module display.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK NO. 1 NAVIGATION WIRE

(a) Disconnect the z11 DCM connector.





(b) Disconnect the z12 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 -- REPLACE NO. 1 NAVIGATION WIRE

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