Operation CHARM: Car repair manuals for everyone.

Multi-Media Interface ECU Power Source Circuit





AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM (w/ Navigation System): Multi-media Interface ECU Power Source Circuit
- Multi-media Interface ECU Power Source Circuit

DESCRIPTION

This circuit provides power to the multi-media interface ECU.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT MULTI-MEDIA INTERFACE ECU

(a) Disconnect the L50 multi-media interface ECU connector.

(b) Measure the voltage according to the value(s) in the table below.





Standard Voltage:





Text in Illustration





NG -- CHECK HARNESS AND CONNECTOR (INTERFACE ECU - NAVIGATION MODULE)

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

2. CHECK HARNESS AND CONNECTOR (INTERFACE ECU - NAVIGATION MODULE)

(a) Disconnect the F50 display and navigation module display connector.

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

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE DISPLAY AND NAVIGATION MODULE DISPLAY Removal