Sound Signal Circuit between Navigation ECU and Multi-media Interface ECU

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- Sound Signal Circuit between Navigation ECU and Multi-media Interface ECU

DESCRIPTION

This is the sound signal circuit from the multi-media interface ECU to the display and navigation module display.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (MULTI-MEDIA INTERFACE ECU - NAVIGATION ECU)

(a) Disconnect the L36 multi-media interface ECU connector.

(b) Disconnect the F44 display and navigation module display connector.

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

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Problem Symptoms Table