IS 250C V6-2.5L (4GR-FSE) (2011)
INSPECTION PROCEDURE
NOTICE:
Inspect the fuses for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1. CHECK HARNESS AND CONNECTOR (DCM (TELEMATICS TRANSCEIVER) - BATTERY AND BODY GROUND)
(a) Disconnect the J101 DCM (Telematics Transceiver) connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
(c) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
Text in Illustration
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE See: Symptom Related
Diagnostic Procedures/Safety Connect System/Problem Symptoms Table
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