Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM000001ABW001X
Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 -           ]
Title: PARK ASSIST / MONITORING: NIGHT VIEW SYSTEM: Image does not Turn off; 2007 MY LX470 [08/2006 -        ]

Image does not Turn off

DESCRIPTION

The night view ECU controls the night view display.

HINT:

Each time the ignition switch is turned ON, the night view switch also needs to be turned ON activate the system.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1.

INSPECT NIGHT VIEW SWITCH

(a) Remove the night view switch.

(b) Measure the resistance between terminals NVSW and E1 of the night view switch.

Standard resistance:

Condition

Specified Condition

Pressing the night view switch

Below 1 Ω

Not pressing the night view switch

10 kΩ or higher

HINT:

If OK, reinstall the night view switch.

NG

REPLACE NIGHT VIEW SWITCH

OK

2.

CHECK WIRE HARNESS (NIGHT VIEW ECU - NIGHT VIEW SWITCH)

(a) Remove the combination meter assembly.

(b) Disconnect the connector "N6" from the night view ECU.

(c) Turn the night view switch ON.

(d) Measure the resistance between terminal NVSW of the night view ECU connector "N6" and body ground.

(Terminals of ECU: 2007 MY LX470 [08/2006 -        ]; PARK ASSIST / MONITORING: NIGHT VIEW SYSTEM: TERMINALS OF ECU )

Standard resistance:

Condition

Specified Condition

Pressing the night view switch

Below 1 Ω

Not pressing the night view switch

10 kΩ or higher

NG

REPAIR OR REPLACE HARNESS AND CONNECTOR

OK

REPLACE NIGHT VIEW ECU