Display Signal Circuit Between Navigation ECU and Multi-Display

NAVIGATION: NAVIGATION SYSTEM: Display Signal Circuit between Navigation ECU and Multi-display

Display Signal Circuit between Navigation ECU and Multi-display

DESCRIPTION

This is the display signal circuit from the navigation ECU to the multi-display.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK WIRE HARNESS (INSTRUMENT CLUSTER FINISH PANEL CENTER - NAVIGATION ECU)




(a) Disconnect the M6 panel connector.
(b) Disconnect the N4 ECU connector.
(c) Measure the resistance of the wire harness side connectors.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS AND CONNECTOR
OK -- Continue to next step.
2. INSPECT INSTRUMENT CLUSTER FINISH PANEL CENTER (MULTI-DISPLAY)




(a) Remove the instrument cluster finish panel center.
(b) Measure the resistance of the panel.
Standard resistance:






NG -- REPAIR OR REPLACE INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY CENTER
OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE