Toyota Tundra. Manual — part 502

Fig. 124: Display - Adjustment Screen DISP Switch
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b. Turn the light control switch to the TAIL position.

c. Check if "Day Mode" on the display is ON.

OK: "Day Mode" is ON.

NG: Go to step 2

OK: TURN "DAY MODE" SETTING OFF

2. CHECK VEHICLE SIGNAL (DISPLAY VEHICLE SIGNAL)

a. Enter the "Display Check" mode (Vehicle Signal Check Mode) (see DISPLAY CHECK MODE ).

b. Check that the display changes between DIM and BRIGHT according to the light control switch

operation.

OK

LIGHT CONTROL SWITCH SPECIFICATION

Fig. 125: Diagnostic Menu Screen Display - Vehicle Signal Check Mode
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Light Control Switch Condition Display Condition

TAIL or ON

ON

OFF

OFF

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

HINT:

The display is updated once per second. It is normal for the display to lag behind the actual switch
operation.

Result

LIGHT CONTROL RESULT CHART

B: REPLACE NAVIGATION RECEIVER (see REMOVAL (For Floor Shift Type) )

C: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

A: REPLACE NAVIGATION RECEIVER (see REMOVAL (For Column Shift Type) )

PANEL SWITCHES DO NOT FUNCTION

INSPECTION PROCEDURE

1. CHECK PANEL SWITCH

a. Check for foreign matter around the switch that might prevent operation.

OK: No foreign matter is found.

NG: REMOVE ANY FOREIGN MATTER

OK: Go to Next Step

2. CHECK PANEL SWITCH (DISPLAY CHECK MODE)

a. Enter the "Display Check" mode (Panel Switch Check Mode) (see DISPLAY CHECK MODE ).

Fig. 126: Diagnostic Menu Screen Display - Panel Switch Check Mode
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Result

Proceed to

OK (for Column Shift Type)

A

OK (for Floor Shift Type)

B

NG

C

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

b. Operate the abnormal switch and check if the switch name and status are correctly displayed.

OK: The switch name and status are correctly displayed as operated.

Result

PANEL SWITCH (DISPLAY CHECK MODE) RESULT CHART

B: REPLACE NAVIGATION RECEIVER (see REMOVAL (For Floor Shift Type) )

C: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

A: REPLACE NAVIGATION RECEIVER (see REMOVAL (For Column Shift Type) )

TOUCH PANEL SWITCH DOES NOT FUNCTION

INSPECTION PROCEDURE

1. CHECK TOUCH PANEL

a. Check for foreign matter on the display.

OK: The display is clean.

NG: CLEAN DISPLAY AND RECHECK TOUCH PANEL

OK: Go to Next Step

2. CHECK TOUCH SWITCH (DISPLAY CHECK MODE)

a. Enter the "Display Check" mode (Touch Switch Check) (see DISPLAY CHECK MODE ).

b. Touch the display in the area where the switch malfunction occurs.

Fig. 127: Display Check Mode - Touch Switch Check
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Result

Proceed to

OK (for Column Shift Type)

A

OK (for Floor Shift Type)

B

NG

C

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

OK: A "+" mark appears at the touched position.

Result

TOUCH SWITCH (DISPLAY CHECK MODE) RESULT CHART

B: REPLACE NAVIGATION RECEIVER (see REMOVAL (For Column Shift Type) )

C: REPLACE NAVIGATION RECEIVER (see REMOVAL (For Floor Shift Type) )

A: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

DISPLAY PANEL DOES NOT OPEN, TILT OR TILTS IMPROPERLY

INSPECTION PROCEDURE

1. CHECK NAVIGATION RECEIVER

a. Check for foreign matter or obstructions caught in the moving parts of the panel.

Fig. 128: Identifying Navigation Receiver Foreign Matter
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: No obstruction or foreign matter found.

NG: REMOVE ANY OBSTRUCTION OR FOREIGN MATTER FOUND

OK: Go to Next Step

2. CHECK OPERATION

a. Check if the navigation and audio systems function properly.

OK: Navigation and audio systems function properly.

Result

Proceed to

OK

A

NG (for Column Shift Type)

B

NG (for Floor Shift Type)

C

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra