Navigation System Problem Symptoms Table

Audio Visual Telematics. Land Cruiser. Urj200, 202 Grj200 Vdj200
Navigation Multi Info Display. Land Cruiser. Urj200, 202 Grj200 Vdj200

Navigation System -- Problem Symptoms Table


HINT:
  1. Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  2. Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Display Function
Symptom
Suspected Area
See page
Black screen (No image appears on navigation/audio screen).
Proceed to "Black Screen"
Click here
Proceed to "Display Signal Circuit between Multi-display and Radio Receiver"
Click here
Proceed to "Visual Mute Signal Circuit between Navigation ECU and Multi-display"
Click here
Multi-display assembly
Click here
Multi-media module receiver assembly
Click here
A message is displayed to inform the driver that the program cannot be read, and the system cannot be operated.
Multi-display assembly
Click here
Multi-media module receiver assembly
Click here
A white or blue screen remains displayed after the engine switch is turned on (ACC) (Even though the navigation system is operated, the screen does not change or navigation sound cannot be heard).
Multi-media module receiver assembly
Click here
Multi-display assembly
Click here
A white or blue screen remains displayed after the engine switch is turned on (ACC) (When the navigation system is operated the current position screen or a navigation screen such as MENU is displayed or navigation sound is heard).
Multi-display assembly
Click here
Multi-media module receiver assembly
Click here
The multi-display assembly does not dim even when the light control switch is turned to the tail or head position.
Confirm that the tail cancel is off
-
Proceed to "Display does not Dim when Light Control Switch is Turned ON"
Click here
Proceed to "Illumination Circuit"
Click here
Multi-display assembly
Click here
Multi-media module receiver assembly
Click here
Power does not turn off (Screen remains on).
Proceed to "Radio Receiver Power Source Circuit"
Click here
Multi-media module receiver assembly
Click here
Multi-display assembly
Click here
Noise occurs when screens switch.
Proceed to "Visual Mute Signal Circuit between Navigation ECU and Multi-display"
Click here
Multi-media module receiver assembly
Click here
Multi-display assembly
Click here
Screen is distorted.
Proceed to "Radio Receiver Power Source Circuit"
Click here
Multi-media module receiver assembly
Click here
Multi-display assembly
Click here
Screen flicker or color distortion.
Proceed to "Screen Flicker or Color Distortion"
Click here
Proceed to "Display Signal Circuit between Multi-display and Radio Receiver"
Click here
Proceed to "Visual Mute Signal Circuit between Navigation ECU and Multi-display"
Click here
Multi-display assembly
Click here
Multi-media module receiver assembly
Click here
Navigation function switches can be operated while vehicle is being driven.
Proceed to "Parking Brake Switch Circuit"
Click here
Multi-media module receiver assembly
Click here

Panel Switch and Touch Switch Function
Symptom
Suspected Area
See page
Illumination for panel switches does not come on with tail switch on.
Proceed to "Illumination for Panel Switch does not Come on with Tail Switch ON"
Click here
Proceed to "Illumination Circuit"
Click here
Multi-display assembly
Click here
Multi-media module receiver assembly
Click here
Panel switches do not function.
Proceed to "Panel Switches do not Function"
Click here
Proceed to "Radio Receiver Power Source Circuit"
Click here
Multi-media module receiver assembly
Click here
Touch panel switch does not function.
Proceed to "Touch Panel Switch does not Function"
Click here
Proceed to "Radio Receiver Power Source Circuit"
Click here
Multi-media module receiver assembly
Click here
Navigation function switches can be operated while vehicle is driving.
Proceed to "Parking Brake Switch Circuit"
Click here
Multi-media module receiver assembly
Click here

Customize Startup Image or Screen Off Image Function
Symptom
Suspected Area
See page
Screen cannot be changed to UIC setting screen.
Multi-media module receiver assembly
Click here
Thumbnails for opening image setting or screen off image setting do not update when USB device is connected.
Check that the USB device was not disconnected while transferring an image
-
Check that the screen was not changed to another function menu while transferring an image
-
Proceed to "USB Audio System Recognition/Play Error"
Click here
No. 1 stereo jack adapter assembly
Click here
Multi-media module receiver assembly
Click here
Transfer button cannot be pressed.
Check that a USB device is connected
-
Check that the USB device is not in use (USB audio system is playing etc.)
-
Proceed to "USB Audio System Recognition/Play Error"
Click here
No. 1 stereo jack adapter assembly
Click here
Multi-media module receiver assembly
Click here
Image data in USB device cannot be displayed.
Check that the designated folder name is used
-
Check that the file extension of the data is JPG or JPEG
-
Check that the file name is 32 characters or less and available language is used
-
Check that the image data size is 10 MB or less
-
Check that the file system of the USB device is FAT16 or FAT32
-
Proceed to "USB Audio System Recognition/Play Error"
Click here
No. 1 stereo jack adapter assembly
Click here
Multi-media module receiver assembly
Click here
Set opening image or screen off image is not displayed.
Check if it is the first start-up after disconnecting and reconnecting the +B terminal (Reading from the SD card may be slow when the system is first starting-up)
-
Set the opening image or screen off image again
-
Multi-media module receiver assembly
Click here
Stored image cannot be deleted.
Multi-media module receiver assembly
Click here
Message indicating that USB device cannot be accessed is displayed.
Check that the USB device has not been disconnected while the navigation system is recognizing it
-
Proceed to "USB Audio System Recognition/Play Error"
Click here
No. 1 stereo jack adapter assembly
Click here
Multi-media module receiver assembly
Click here
Thumbnail images for opening image or screen off image are not displayed on setting screen.
Check if it is the first start-up after disconnecting and reconnecting the +B terminal (Reading from the SD card may be slow when the system is first starting-up)
-
Set the opening image or screen off image again
-
Multi-media module receiver assembly
Click here
Image cannot be set for opening image or screen off image on setting screen.
Set the opening image or screen off image again
-
Multi-media module receiver assembly
Click here

Navigation Function
Symptom
Suspected Area
See page
GPS mark is not displayed.
Proceed to "GPS Mark is not Displayed"
Click here
Navigation antenna assembly (w/o heated windshield defroster system)
Click here
Telephone antenna assembly (w/ heated windshield defroster system)
Click here
No. 3 antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
No. 2 antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
Antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
Multi-media module receiver assembly
Click here
Date and time on navigation screen are different from actual date and time.
Proceed to "GPS Mark is not Displayed"
Click here
Navigation antenna assembly (w/o heated windshield defroster system)
Click here
Telephone antenna assembly (w/ heated windshield defroster system)
Click here
No. 3 antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
No. 2 antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
Antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
Multi-media module receiver assembly
Click here
Vehicle position mark deviates from correct position and does not return to correct position.
Proceed to "GPS Mark is not Displayed"
Click here
Navigation antenna assembly (w/o heated windshield defroster system)
Click here
Telephone antenna assembly (w/ heated windshield defroster system)
Click here
No. 3 antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
No. 2 antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
Antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
Multi-media module receiver assembly
Click here
Cursor or map rotates when vehicle is stopped.
Proceed to "Cursor or Map Rotates when Vehicle Stopped"
Click here
Multi-media module receiver assembly
Click here
Vehicle position mark moves in the opposite direction to the vehicle.
Check if the GPS mark is displayed on the map screen
-
Proceed to "Cursor or Map Rotates when Vehicle Stopped"
Click here
Proceed to "Reverse Signal Circuit"
Click here
Multi-media module receiver assembly
Click here
Vehicle position mark deviates from and returns to correct position repeatedly even though GPS mark is displayed.
Proceed to "GPS Mark is not Displayed"
Click here
Drive the vehicle for sensor learning (At a place where GPS signals can be received, drive the vehicle clockwise and counterclockwise in at least a 200 meter square 2 times or more)
-
Navigation antenna assembly (w/o heated windshield defroster system)
Click here
Telephone antenna assembly (w/ heated windshield defroster system)
Click here
No. 3 antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
No. 2 antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
Antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
Multi-media module receiver assembly
Click here
Vehicle position mark moves slow or fast.
Proceed to "GPS Mark is not Displayed"
Click here
Navigation antenna assembly (w/o heated windshield defroster system)
Click here
Telephone antenna assembly (w/ heated windshield defroster system)
Click here
No. 3 antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
No. 2 antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
Antenna cord sub-assembly (w/ heated windshield defroster system)
Click here
Multi-media module receiver assembly
Click here
Voice guidance does not function.
Proceed to "Voice Guidance does not Function"
Click here
Proceed to "Speaker Circuit"
Click here
Multi-media module receiver assembly
Click here
Stereo component amplifier assembly
Click here
Map display is incomplete.
SD card
-
Multi-media module receiver assembly
Click here
Route cannot be calculated.
Proceed to "Route cannot be Calculated"
Click here
Multi-media module receiver assembly
Click here
Screen does not change to night screen even when tail switch is turned on.
Proceed to "Display does not Dim when Light Control Switch is Turned ON"
Click here
Proceed to "Illumination Circuit"
Click here
Multi-media module receiver assembly
Click here
Navigation system cannot record memory point registration or each item setting.
SD card
-
Multi-media module receiver assembly
Click here
A message indicating to wait for a while because of low temperature is displayed.
Start the engine and increase cabin temperature (near multi-media module receiver assembly)
-
Multi-media module receiver assembly
Click here
A message is displayed because map data cannot be read, and current position screen is not displayed.
If message appears only when driving on rough roads, check if message disappears when vehicle is stopped
-
SD card
-
Multi-media module receiver assembly
Click here
Map screen turns white or blue (GPS receiving status is displayed normally, and switches and own vehicle position mark are also displayed normally).
Change map scale to smallest (a scale that shows a large area)
-
SD card
-
Multi-media module receiver assembly
Click here
Voice menu screen is not displayed.
Proceed to "Panel Switches do not Function"
Click here
Proceed to "Steering Pad Switch Circuit"
Click here
Multi-display assembly
Click here
Multi-media module receiver assembly
Click here
Voice is not recognized.
Proceed to "Panel Switches do not Function"
Click here
Proceed to "Steering Pad Switch Circuit"
Click here
Proceed to "Voice is not Recognized"
Click here
Proceed to "Microphone Circuit between Microphone and Radio Receiver"
Click here
Multi-display assembly
Click here
Multi-media module receiver assembly
Click here
Customizable parameters cannot be changed (Customizable parameters can be changed by using the GTS).
Multi-media module receiver assembly
Click here
The password set using the memory point export/ import function has been forgotten.
Proceed to "Clear Backup Password of Export/ Import Memory Point Function" in Operation Check
Click here
Reverse signal does not change in vehicle signal check mode.
Multi-display assembly
Click here
Proceed to "Reverse Signal Circuit"
Click here
Multi-media module receiver assembly
Click here
Parking brake signal does not change in vehicle signal check mode.
Proceed to "Parking Brake Switch Circuit"
Click here
Multi-media module receiver assembly
Click here

Steering Pad Switch Function
Symptom
Suspected Area
See page
System cannot be operated by steering pad switch.
Proceed to "Panel Switches do not Function"
Click here
Proceed to "Steering Pad Switch Circuit"
Click here
Multi-display assembly
Click here
Multi-media module receiver assembly
Click here
The steering pad switch does not illuminate even when the light control switch is turned to the tail or head position.
Proceed to "Illumination Circuit"
Click here
Multi-media module receiver assembly
Click here

"Bluetooth" Hands-free Function
Symptom
Suspected Area
See page
"Bluetooth" is inoperative (In-vehicle device cannot be recognized by the cellular phone).
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here
"Bluetooth" compatible cellular phone cannot be registered.
Proceed to "Cellular Phone Registration Failure"
Click here
"Bluetooth" compatible cellular phone cannot be connected.
Check that no other cellular phone is connected as a hands-free device
-
Bring the cellular phone near the in-vehicle device and reconnect it
-
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here
"Bluetooth" compatible cellular phone cannot be connected automatically (can be connected manually).
Check that "Bluetooth" automatic connection setting of the in-vehicle device is on
-
Multi-media module receiver assembly
Click here
"Bluetooth" compatible cellular phone connection is disconnected.
Bring the cellular phone near the in-vehicle device and check if it is reconnected
-
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here
Message that prompts to check the cellular phone is displayed.
Bring the cellular phone near the in-vehicle device and check if it is reconnected
-
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here
When the engine switch is turned on (ACC), instructions for checking the connection condition between the in-vehicle device and cellular phone are displayed.
Turn the cellular phone connection conformation display on the in-vehicle device off
-
Phonebook data cannot be transferred.
Check that the phonebook automatic transfer setting of the in-vehicle device is on
-
Enter "1234" into the "Bluetooth" phone (when transferring phonebook data, OBEX authentication may be required)
-
Check that no applications on the cellular phone are running
-
If using "Bluetooth" audio function, cancel the "Bluetooth" audio player connection and check the operation
-
Transfer phonebook data manually
-
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here
Phonebook data is cleared.
Multi-media module receiver assembly
Click here
Phonebook data cannot be edited.
Check that the phonebook data automatic transfer setting is off
-
Multi-media module receiver assembly
Click here
All the transferred phonebook data is sorted to "Other".
Check that no applications on the cellular phone are operating
-
Check that phonebook data in the cellular phone is not stored to the SIM card
-
Proceed to "Cellular Phone Inspection"
Click here
Explain to the customer that all the transferred phonebook data may be stored to "Other" depending on cellular phone
-
Cellular phone cannot make outgoing/ incoming calls.
Move the vehicle into a cellular phone service area, check that the "Bluetooth" device is connected to the vehicle and operate device again
-
Check that the cellular phone can make outgoing/incoming calls properly when not connected via "Bluetooth"
-
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here
Other caller's voice is interrupted by noise or sound quality is poor.
Check the receiving voice volume (if it is too high, voice may sound distorted)
-
Make a call with the cellular phone disconnected from "Bluetooth" and check that other caller's voice can be heard clearly
-
Proceed to "Check Hands-free Voice Quality Setting" in Operation Check
Click here
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here
Other caller's voice cannot be heard.
Check that reception voice volume is not set to minimum
-
Make a call with the cellular phone disconnected from "Bluetooth" and check that other caller's voice can be heard clearly
-
Proceed to "Check Hands-free Voice Quality Setting" in Operation Check
Click here
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here
Caller's voice (your voice) is interrupted by noise or sound quality is poor.
Check the transmitting voice volume (if it is too high, voice may sound distorted)
-
Check that nothing can cause noise around the microphone (an outlet of the air conditioning system facing the microphone, wind from an open window, additional devices, etc. may affect noise occurrence)
-
Proceed to "Check Hands-free Voice Quality Setting" in Operation Check
Click here
Proceed to "Cellular Phone Inspection"
Click here
Proceed to "Microphone Circuit between Microphone and Radio Receiver"
Click here
Other caller cannot hear your voice.
When talking on the cellular phone, check that the mute button is not pressed
-
Check that nothing can cause noise around the microphone (an outlet of the air conditioning system facing the microphone, wind from an open window, additional devices, etc. may affect noise occurrence)
-
Proceed to "Check Hands-free Voice Quality Setting" in Operation Check
Click here
Proceed to "Cellular Phone Inspection"
Click here
Proceed to "Microphone Circuit between Microphone and Radio Receiver"
Click here
No notification when a new SMS/MMS/e-mail has been received (w/ SMS/MMS/e-mail Function).
Check the SMS/MMS/e-mail notification settings on the cellular phone and the multi-media module receiver assembly
-
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here
Received SMS/MMS/e-mail cannot be read (w/ SMS/MMS/e-mail Function).
Check the SMS/MMS/e-mail transfer settings on the cellular phone and the multi-media module receiver assembly
-
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here
SMS/MMS/e-mail cannot be replied to (w/ SMS/MMS/e-mail Function).
Move the vehicle into a cellular phone service area, and check the operation of the multi-media module receiver assembly and cellular phone
-
Check that the cellular phone can send an SMS/MMS/e-mail
-
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here

"Wi-Fi" Function (w/ "Wi-Fi" Function)
Symptom
Suspected Area
See page
"Wi-Fi" connection cannot be established.
Proceed to "Cannot Establish Wi-Fi Connection"
Click here

Customize Function with Multi-display Assembly
Symptom
Suspected Area
See page
Cannot perform vehicle customize on the multi-display assembly setup screen (customizing with GTS is possible).
Turn the engine switch from off to on (ACC) and perform the procedure again
-
Multi-media module receiver assembly
Click here

Fuel Consumption Function
Symptom
Suspected Area
See page
"Fuel Consumption" icon is dimmed.
Check if other icons or items displayed on screen have any problems
-
Multi-media module receiver assembly
Click here
Graph is not displayed on "Trip Information" screen.
Recheck with the engine running
-
Multi-media module receiver assembly
Click here
Cruise range is not displayed on "Trip Information" screen.
Turn engine switch on (IG) and recheck
-
Multi-media module receiver assembly
Click here
Graph is not updated on "Past record" screen even though "Clear" is selected.
Turn engine switch on (IG) and recheck
-
Multi-media module receiver assembly
Click here
Graph is not displayed on "Past record" screen.
Turn engine switch on (IG) and recheck
-
Multi-media module receiver assembly
Click here

Sound Library Function (w/ Sound Library Function)
Symptom
Suspected Area
See page
Message indicating that music cannot be played is displayed.
Proceed to "Audio Recorded to HDD cannot be Played"
Click here
Multi-media module receiver assembly
Click here
Audio data recorded to HDD cannot be played.
Proceed to "Audio Recorded to HDD cannot be Played"
Click here
Multi-media module receiver assembly
Click here
Message indicating that HDD is unable to write because of low temperature is displayed.
Start the engine and increase cabin temperature (near multi-media module receiver assembly)
-
Multi-media module receiver assembly
Click here
Sound cannot be heard for all tracks only when using sound library function.
Multi-media module receiver assembly
Click here
CD tracks cannot be recorded ("REC" switch is not displayed).
Multi-media module receiver assembly
Click here
CD tracks cannot be recorded.
Multi-media module receiver assembly
Click here
Sound library items cannot be edited/deleted.
Proceed to "Cannot Edit or Delete Sound Library Items"
Click here
Multi-media module receiver assembly
Click here

Toyota Link Function (w/ Toyota Link Function)
Symptom
Suspected Area
See page
A Toyota Link function error message is displayed on the screen.
Follow instructions on screen
-
Proceed to "Confirm Cellular Phone Functionality"
Click here
Proceed to "Confirm Vehicle Headunit Functionality"
Click here
Proceed to "Toyota Link Reset Procedure" in Operation Check
Click here
Multi-media module receiver assembly
Click here
Toyota Link apps and services are not operating normally.
Proceed to "Confirm Cellular Phone Functionality"
Click here
Proceed to "Confirm Vehicle Headunit Functionality"
Click here
Proceed to "Toyota Link Reset Procedure" in Operation Check
Click here
Multi-media module receiver assembly
Click here
Toyota Link voice recognition is not possible (voice recognition on navigation system is normal).
Proceed to "Confirm Cellular Phone Functionality"
Click here
Proceed to "Confirm Vehicle Headunit Functionality"
Click here
Proceed to "Toyota Link Reset Procedure" in Operation Check
Click here
Multi-media module receiver assembly
Click here
Poor sound quality of Toyota Link function.
Confirm that cellular phone handset volume is turned up
-
Confirm that adequate signal is maintained during driving
-
Proceed to "Confirm Cellular Phone Functionality"
Click here
Proceed to "Confirm Vehicle Headunit Functionality"
Click here
Proceed to "Toyota Link Reset Procedure" in Operation Check
Click here
Multi-media module receiver assembly
Click here

Smartphone Linked Function (w/ Sound Library Function)
Symptom
Suspected Area
See page
Smartphone linked function does not operate.
Check if the smartphone linked function setting is on
-
Proceed to "Cellular Phone Inspection"
Click here
Multi-media module receiver assembly
Click here

Connected Services (w/ Connected Services)
Symptom
Suspected Area
See page
Connection to search engine fails.
Proceed to "Connected Services" in System Description
Click here
Contact the mobile network provider and check if the items in "Detail Setting" are set correctly
-
Check if the cellular phone is in standby mode
-
Check if the cellular phone is compatible with the connected service
-
Check if similar symptoms occur with another vehicle
-
Multi-media module receiver assembly
Click here
POIs are not displayed on list (when using a USB device).
Check if POIs are stored in USB device root folders
-
Check that POIs with extension ".poi" are stored in the USB device
-
Check that 256 characters (ASCII) filename is used for POIs
-
Check that the file size of POIs is not 400 kb or more
-
Check that nothing has been changed for downloaded POIs other than renaming them
-
Multi-media module receiver assembly
Click here
POIs cannot be registered to navigation system.
Check if the maximum number of memory points has been registered
-
Check that nothing has been changed for downloaded POIs other than renaming them
-
Multi-media module receiver assembly
Click here
Panoramio photos or Google Street View cannot be displayed on map even though map scale is changed.
Check if Panoramio photos or Google Street View can be displayed at a different point
-
Multi-media module receiver assembly
Click here
Google street view "Next" or "Previous" switches cannot be selected.
Wait for 90 seconds and check if the switches can be selected
-
Multi-media module receiver assembly
Click here

Traffic and Parking Information (w/ Connected Services)
Symptom
Suspected Area
See page
TPEG information (traffic/parking) is not displayed on navigation screen.
After turning the engine switch from off to on (ACC), check if TPEG information (traffic/ parking) is displayed
-
Check that the reception setting is set to a position other than off. If the symptom occurs in the roaming area, check the roaming reception setting.
-
Check that the traffic information setting is "Show traffic info"
-
Check that the parking information setting is "Show parking icon"
-
Check if similar symptoms occur with another vehicle
-
Multi-media module receiver assembly
Click here
TPEG information (traffic/parking) cannot be received automatically.
Check that the reception setting is set to auto. If the symptom occurs in the roaming area, check the roaming reception setting.
-
Change the reception setting to auto and wait for 10 minutes with the navigation screen on. If an error code or error message is displayed, perform the inspection according to the displayed error code or error message.
-
Multi-media module receiver assembly
Click here
TPEG information (traffic/parking) cannot be received manually.
Check that the reception setting is set to manual. If the symptom occurs in the roaming area, check the roaming reception setting.
-
Push the update switch and wait for 1 minute with the navigation screen on. Then, if an error code or error message is displayed, perform the inspection according to the displayed error code or error message.
-
Multi-media module receiver assembly
Click here
Detour search using TPEG information does not operate.
Check that "Show traffic info" is set to "On"
-
Check that "Avoid traffic events" is set to "Auto" or "Manual"
-
Check that "Consider predictive traffic events" is set to "On"
-
Multi-media module receiver assembly
Click here