Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM000001ABP001X
Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 -           ]
Title: PARK ASSIST / MONITORING: NIGHT VIEW SYSTEM: Night View Display Cover Opens with Night View Switch but Stops Partway; 2007 MY LX470 [08/2006 -        ]

Night View Display Cover Opens with Night View Switch but Stops Partway

DESCRIPTION

The display cover motor of the night view display cover is controlled by the night view ECU.

NOTICE:

Do not apply grease to the sliding parts of the display cover.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1.

CHECK FOR FOREIGN OBJECT

(a) Check that there are no foreign objects or defects in the display cover portion of the night view display.

HINT:

Remove the night view display assembly and check for foreign objects.

OK:

No foreign objects or defects.

NG

REMOVE FOREIGN OBJECTS OR REPLACE DISPLAY COVER ASSEMBLY

OK

2.

CHECK NIGHT VIEW DISPLAY (MD1 VOLTAGE)

(a) Remove the combination meter assembly.

(b) Turn the ignition switch ON.

(c) Switch to inspection mode 2007 MY LX470 [08/2006 -        ]; PARK ASSIST / MONITORING: NIGHT VIEW SYSTEM: OPERATION CHECK .

(d) Measure the voltage between terminal MD1 (power source of display cover motor) of the night view display connector "J" and body ground.

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

Standard voltage:

Above 10 V

(Until the display cover stops)

OK

REPLACE DISPLAY COVER ASSEMBLY

NG

3.

INSPECT DISPLAY COVER ASSEMBLY

(a) Disconnect the connector "J".

(b) Measure the resistance between terminal MD1 (power source of display cover motor) of the night view display connector "J" and body ground.

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

Standard resistance:

10 kΩ or higher

NG

REPLACE DISPLAY COVER ASSEMBLY

OK

4.

CHECK NIGHT VIEW ECU (MD1 VOLTAGE)

(a) Turn the ignition switch ON.

(b) Switch to inspection mode 2007 MY LX470 [08/2006 -        ]; PARK ASSIST / MONITORING: NIGHT VIEW SYSTEM: OPERATION CHECK .

(c) Measure the voltage between terminal MD1 (power source of display cover motor) of the night view ECU connector "C" and body ground.

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

Standard voltage:

Above 10 V

NG

REPLACE NIGHT VIEW ECU

OK

REPLACE NIGHT VIEW DISPLAY