Page 1384 of 2572

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*2
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- DIAGNOSTICSNAVIGATION SYSTEM
05-1773
1963 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
Position information/*4
DisplayContents
PositionLatitude and longitude information on the current position is displayed.
Date information/*5
DisplayContents
DateThe date/time information obtained from GPS signal is displayed in Greenwich
mean time (GMT). The last 4 digits are displayed.
(c) Vehicle Signal Check Screen
Vehicle signal
DisplayContents
REV/*1REV signal ON/OFF state is displayed.
SPD/*2SPD signal condition is displayed.
Sensor signal
DisplayContents
Gyro sensor/*3Gyro sensor output condition is displayed (when the vehicle runs straight or is sta-
tionary, the voltage is approximately 2.5 V).
HINT:
Signals are updated once per second only when vehicle sensor signals are changed.
(d) Parts Information Screen
Screen description
DisplayContents
Navigation Manufacturer/*1Navigation ECU manufacturer is displayed.
Navigation Version No./*2Navigation ECU version is displayed.
Disc Manufacturer/*3Map disc manufacturer is displayed.
Disc Version No./*4Map disc version is displayed.
Page 1603 of 2572
05IS3-02
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- DIAGNOSTICSNAVIGATION SYSTEM
1954 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
NAVIGATION CHECK MODE (GPS INFORMATION)
HINT:
This mode displays GPS satellite information.
Illustrations may differ from the actual vehicle depending on the device settings and options. There-
fore, some detailed areas may not be shown exactly the same as on the actual vehicle.
1. Enter diagnostic mode (see page 05-1784).
2. Select ºNavigation Checkº from the ºDiagnosis
MENUº screen.
3. Select ºGPS Informationº from the ºNavigation
Checkº screen.
4. When GPS information is displayed, check the GPS
conditions.
HINT:
This screen is updated once per second when input signals to
the vehicle are changed.
Page 1606 of 2572
05IS4-02
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1955 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
NAVIGATION CHECK MODE (VEHICLE SENSORS)
HINT:
This mode checks the vehicle signal status to the navigation ECU.
Illustrations may differ from the actual vehicle depending on the device settings and options. There-
fore, some detailed areas may not be shown exactly the same as on the actual vehicle.
1. Enter diagnostic mode (see page 05-1784).
2. Select ºNavigation Checkº from the ºDiagnosis
MENUº screen.
3. Select ºVehicle Sensorsº from the ºNavigation
Checkº screen.
4. Check all the signals and sensors when vehicle sig-
nal information is displayed.
HINT:
This screen is updated once per second when input signals to
the vehicle are changed.
Page 1963 of 2572

- DIAGNOSTICSNAVIGATION SYSTEM
05-1779
1969 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
Navigation function
SymptomVerificationSee page
Map disc cannot be inserted.
1. ºMAP DISC CANNOT BE INSERTEDº
2. Power source circuit (navigation ECU)
3. Replace navigation ECU05-1812
05-1830
67-9
Vehicle position mark deviates greatly.
1. ºVEHICLE POSITION MARK DEVIATES GREATLYº
2. Replace GPS antenna assy
3. Replace navigation ECU05-1813
67-19
67-9
Cursor or map rotates when vehicle is stopped.
1. ºCURSOR OR MAP ROTATES WHEN VEHICLE IS
STOPPEDº
2. Replace navigation ECU05-1815
67-9
Vehicle position mark is not updated.
1. ºVEHICLE POSITION MARK IS NOT UPDATEDº
2. Replace map disc
3. Replace navigation ECU05-1816
-
67-9
Current position display does not appear.
1. ºCURRENT POSITION DISPLAY DOES NOT AP-
PEARº
2. Replace map disc
3. Replace navigation ECU05-1817
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67-9
GPS mark is not displayed.
1. ºGPS MARK IS NOT DISPLAYEDº
2. Replace GPS antenna assy
3. Replace navigation ECU05-1818
67-19
67-9
Voice guidance does not function.1. ºVOICE GUIDANCE DOES NOT FUNCTIONº
2. Speaker circuit (navigation voice)05-1820
05-1849
Map display is incomplete.
1. ºMAP DISPLAY INCOMPLETEº
2. Replace map disc
3. Replace navigation ECU05-1823
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67-9
Route cannot be calculated.
1. ºROUTE CANNOT BE CALCULATEDº
2. Replace map disc
3. Replace navigation ECU05-1824
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67-9