Toyota Tundra. Manual — part 503

Result

OPERATION 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) )

SCREEN FLICKER OR COLOR DISTORTION

INSPECTION PROCEDURE

1. CHECK DISPLAY SETTING

a. Enter the display adjustment screen by pressing the "DISP" switch.

Fig. 129: Display - Adjustment Screen By DISP Switch
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b. Reset display settings (contrast, brightness) and check that the screen appears normal.

c. Press the "INFO" switch and then select "Screen Setting".

Fig. 130: Display - Info Switch Screen Setting

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

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

d. Set the "Switch Color" to "Green" (initial setting) and check if the display returns to normal.

Fig. 131: Radio Display Setting - Green (Initial Setting)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: Returns to normal.

NG: Go to step 2

OK: END

2. CHECK CABIN

a. Check that the cabin temperature is warmer than -20°C (-4.0°F).

OK: Cabin is warmer than -20°C (-4.0°F).

NG: HEAT CABIN AND RECHECK TEMPERATURE

OK: Go to Next Step

3. CHECK COLOR BAR (DISPLAY CHECK MODE)

a. Enter the "Display Check" mode (Color Bar Check) (see DISPLAY CHECK MODE ).

b. Check that the color bars match the displayed names.

OK: Color bars match the displayed names.

Result

COLOR BAR (DISPLAY CHECK MODE) RESULT CHART

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

Fig. 132: Display - Color Bar Check Mode
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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

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

A: Go to Next Step

4. CHECK NAVI COLOR BAR (NAVIGATION CHECK MODE)

a. Enter the "Navigation Check" mode (NAVI Color Bar Check) (see NAVIGATION CHECK

MODE ).

b. Check that the color bars match the displayed names.

OK: Color bars match the displayed names.

Result

NAVI COLOR BAR (NAVIGATION CHECK MODE) RESULT CHART

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

Fig. 133: Diagnostic Menu Screen Display - NAVI Color Bar Check
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

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

POOR SOUND QUALITY IN ALL MODES (LOW VOLUME)

INSPECTION PROCEDURE

1. ADJUST SOUND QUALITY

a. Operate the navigation receiver to adjust the sound quality.

OK: Sound quality returns to normal.

NG: Go to step 2

OK: SYSTEM IS OK (BAD SOUND QUALITY)

2. COMPARE VEHICLE WITH ANOTHER VEHICLE OF SAME MODEL

a. Compare the vehicle with another vehicle that has a normally functioning audio system. Check if

there is any difference in the problem.

OK: No difference is found.

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

OK: SYSTEM IS OK (BAD SOUND QUALITY)

MAP DISC CANNOT BE INSERTED

INSPECTION PROCEDURE

1. CHECK NAVIGATION RECEIVER

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra