Reverse Signal Circuit

AUDIO / VISUAL: ELECTRO MULTI VISION SYSTEM: Reverse Signal Circuit
- Reverse Signal Circuit

DESCRIPTION

The display and navigation module display receives a reverse signal from the body ECU (cowl side junction block LH).

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT DISPLAY AND NAVIGATION MODULE DISPLAY

(a) Disconnect the K46 display and navigation module display connector.





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

Standard Voltage:





Text in Illustration





NG -- CHECK HARNESS AND CONNECTOR (DISPLAY AND NAVIGATION MODULE DISPLAY - PNP SWITCH ASSEMBLY)

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

2. CHECK HARNESS AND CONNECTOR (DISPLAY AND NAVIGATION MODULE DISPLAY - PNP SWITCH ASSEMBLY)

(a) Disconnect the K46 display and navigation module display connector.

(b) Disconnect the V2 body ECU (cowl side junction block LH) connector.

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

Standard Resistance:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE BODY ECU (COWL SIDE JUNCTION BLOCK LH)