Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM000001B5C003X
Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 -           ]
Title: NAVIGATION: NAVIGATION SYSTEM: Color ON Navigation Screen is Unusual (RGB Signal Error); 2007 MY LX470 [08/2006 -        ]

Color ON Navigation Screen is Unusual (RGB Signal Error)

INSPECTION PROCEDURE

PROCEDURE

1.

CHECK COLOR BAR (DISPLAY CHECK MODE)

(a) Check the color bar (Display Check Mode) 2007 MY LX470 [08/2006 -        ]; NAVIGATION: NAVIGATION SYSTEM: DTC CHECK / CLEAR .

NG

REPLACE MULTI-DISPLAY

OK

2.

CHECK NAVI COLOR BAR (NAVIGATION CHECK MODE)

(a) Check the color bar (Navigation Check Mode) 2007 MY LX470 [08/2006 -        ]; NAVIGATION: NAVIGATION SYSTEM: DTC CHECK / CLEAR .

NG

GO TO STEP 4

OK

3.

CHECK SCREEN SETTING (DAY OR NIGHT MODE)
OK

NORMAL

NG

4.

CHECK NAVIGATION ECU POWER SOURCE CIRCUIT

(a) Check the navigation ECU power source circuit 2007 MY LX470 [08/2006 -        ]; NAVIGATION: NAVIGATION SYSTEM: Navigation ECU Power Source Circuit .

NG

REPAIR OR REPLACE HARNESS AND CONNECTOR

OK

5.

CHECK DISPLAY SIGNAL CIRCUIT

(a) Check the display signal circuit 2007 MY LX470 [08/2006 -        ]; NAVIGATION: NAVIGATION SYSTEM: Display Signal Circuit between Navigation ECU and Multi-display .

NG

REPAIR OR REPLACE HARNESS AND CONNECTOR

OK

REPLACE MULTI-DISPLAY