Toyota Tundra. Manual — part 504

a. Check if "DISC IN" is displayed.

Fig. 134: Radio Display - DISC IN
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: "DISC IN" is displayed.

NG: EJECT DISC

OK: Go to Next Step

2. CHECK MAP DISC

a. Check that the map disc is not deformed or cracked.

Fig. 135: Checking Map Disc For Deformed Or Cracked
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: No deformations or cracks on the map disc.

NG: REPLACE MAP DISC

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

MAP DISC CANNOT BE EJECTED

INSPECTION PROCEDURE

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

1. CHECK NAVIGATION RECEIVER

a. Turn the ignition switch ACC.

b. Keep pressing the MAP eject switch for 5 seconds and check if the disc is ejected by forced

ejection.

OK: The disc is ejected.

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

OK: Go to Next Step

2. CHECK MAP DISC

a. Check that the map disc is not deformed or cracked.

Fig. 136: Identifying Disc For Deformed Or Cracked
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: No deformations or cracks on the map disc.

NG: REPLACE MAP DISC

OK: END

VEHICLE POSITION MARK DEVIATES GREATLY

INSPECTION PROCEDURE

1. CHECK GPS MARK

a. Check that the GPS mark is displayed.

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

Fig. 137: Display - GPS Mark
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

OK: GPS mark is displayed.

NG: Go TO "GPS MARK IS NOT DISPLAYED" IN PROBLEM SYMPTOMS TABLE

OK: Go to Next Step

2. CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)

a. Enter the "Navigation Check" mode (Vehicle Sensors) (see NAVIGATION CHECK MODE ).

Fig. 138: Diagnostic Menu Screen Display - Navigation Check Mode
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b. While driving the vehicle, compare the "Speed" indicator to the reading on the speedometer. Check

that these readings are almost equal.

OK: The readings are almost equal.

NG: Go TO "SPEED SIGNAL DOES NOT CHANGE IN NAVIGATION CHECK MODE" IN
PROBLEM SYMPTOMS TABLE

OK: Go to Next Step

3. CHECK VEHICLE SENSOR (NAVIGATION CHECK MODE)

a. Check that the display changes between ON and OFF according to the shift lever operation (P and

R).

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra

OK

VEHICLE SENSOR (NAVIGATION CHECK MODE)

Fig. 139: Display - Vehicle Sensor (Navigation Check Mode)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

HINT:

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

NG: Go TO "REVERSE SIGNAL DOES NOT CHANGE IN THE NAVIGATION CHECK
MODE" IN PROBLEM SYMPTOMS TABLE

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

CURSOR OR MAP ROTATES WHEN VEHICLE STOPPED

INSPECTION PROCEDURE

1. CHECK CONDITION

a. Check with the customer if the vehicle has been turned by a turntable at parking.

OK: Vehicle has not been turned by turntable.

HINT:

If the ignition switch is turned ON or ACC while the vehicle is being turned by a turntable, the
system may store the angular velocity at this time. For this reason, the vehicle position cursor may
deviate.

Shift Lever Position Display

P

OFF

R

ON

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra