Toyota Tundra Service Manual: Problem Symptoms Table

Toyota Tundra Service Manual / Audio, Visual, Telematics / Audio / Video / Audio And Visual System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

NOTICE:

After replacing the stereo component tuner assembly of vehicles subscribed to pay-type satellite radio broadcasts, XM radio ID registration is necessary (w/ SDARS System).

HINT:

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.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Display Function

Symptom	Suspected Area	See page
Pressing power switch does not turn on system	Proceed to "Radio Receiver Power Source Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Black screen (No image appears on audio screen)	Proceed to "Black Screen"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Display does not dim (does not change to night screen) with tail switch on	Proceed to "Display does not Dim when Light Control Switch is Turned ON"
	Proceed to "Illumination Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Power does not turn off (Screen remains on)	Proceed to "Radio Receiver Power Source Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Screen is distorted	Proceed to "Radio Receiver Power Source Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Screen flicker or color distortion	Proceed to "Screen Flicker or Color Distortion"
	Proceed to "Radio Receiver Power Source Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Audio function switches can be operated while vehicle being driven	Proceed to "Parking Brake Switch Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

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"
	Proceed to "Illumination Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Panel switches do not function	Proceed to "Panel Switches do not Function"
	Proceed to "Radio Receiver Power Source Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Touch panel switch does not function	Proceed to "Touch Panel Switch does not Function"
	Proceed to "Radio Receiver Power Source Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Audio function switches can be operated while vehicle is driving	Proceed to "Parking Brake Switch Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

Steering Pad Switch Function

Symptom	Suspected Area	See page
System cannot be operated by steering pad switch	Proceed to "Panel Switches do not Function"
	Proceed to "Steering Pad Switch Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Illumination for steering pad switch does not come on with tail switch on	Proceed to "Illumination Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

General Audio Function

Symptom	Suspected Area	See page
No sound can be heard from speakers	Proceed to "No Sound can be Heard from Speakers"
	Proceed to "Speaker circuit"
	Proceed to "Stereo Component Amplifier Power Source Circuit"
	Stereo component amplifier assembly
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Abnormal noise occurs	Proceed to "Noise Occurs"
	Stereo component amplifier assembly
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Sound quality is bad in all modes. (Volume is too low)	Check that the ASL function is off.	-
	Proceed to "Poor Sound Quality in All Modes (Low Volume)"
	Proceed to "Speaker circuit"
	Stereo component amplifier assembly
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
ASL does not function	Check that the ASL function is on.	-
	Proceed to "Vehicle Speed Signal Circuit between Radio Receiver and Combination Meter"
	Stereo component amplifier assembly
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

FM or AM Radio Function

Symptom	Suspected Area	See page
Radio broadcast cannot be received or poor reception	Proceed to "Radio Broadcast cannot be Received or Poor Reception"
Radio broadcast can be received but radio station cannot be displayed (Some radio stations do not provide their name information)	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Radio broadcast can be displayed but radio broadcast cannot be heard from speakers	Check the volume settings	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Radio broadcast can be received but station list cannot be displayed	Wait for 120 seconds in radio mode, and select the "Refresh" switch on the station list screen	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Radio broadcast can be received but station list cannot be displayed	Select the "Refresh" switch on the station list screen	-
	Wait for 10 minutes with the ignition switch ACC, and select the "Refresh" switch on the station list screen again	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
After the voice recognition function or handsfree function is turned off, the cache radio does not operate	Check that the cache radio setting is on	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
When the cache radio is playing, sound is interrupted, sound cannot be heard or sound quality is poor	Check if similar symptoms occur when receiving conventional FM/AM radio broadcasts	-
	Check if similar symptoms occur when receiving other broadcasts	-
	Move the vehicle to a place where the reception sensitivity is good and check again	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
When the cache radio is playing, sound can be heard, but no information is displayed (some radio stations do not provide their name information)	Check if similar symptoms occur when receiving other broadcasts	-
	Move the vehicle to a place where the reception sensitivity is good and check again	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

HD Radio Function (w/ HD Radio Function)

Symptom	Suspected Area	See page
Only "HD Radio" stations cannot be heard or selected, or their analog or digital sound cannot be changed	Check the "HD Radio" settings	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
"iPod" tagging function cannot be used	Check if a message indicating that the capacity for tag information is full is displayed	-
	Check that the cache radio is not playing (when the cache radio is playing, "iPod" tagging function cannot be used)	-
	Proceed to "USB Audio System Recognition/ Play Error"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
When the HD radio is playing, cover art may not be displayed	When a song unregistered to the Gracenote CDDB is playing or cover art information is not provided by the broadcast station, its cover art cannot be displayed	-
When the HD radio is playing, cover art cannot be displayed	Radio and display receiver assembly (for Column Shift Type)
When the HD radio is playing, cover art cannot be displayed	Radio and display receiver assembly (for Floor Shift Type)
Broadcast station logo cannot be displayed	Check if similar symptoms occur when receiving other broadcasts	-
	Check if similar symptoms occur with another vehicle	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
SPS channel cannot be selected	Check that HD radio FM mode is selected	-
	After pressing the "Refresh" switch, check that the SPS channel is on the station list	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
When the SPS channel is selected, sound cannot be heard	After pressing the "Refresh" switch, select the SPS channel on the station list	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

SDARS System Function (w/ SDARS System)

Symptom	Suspected Area	See page
Satellite radio broadcast cannot be received or reception is bad	Proceed to "Satellite Radio Broadcast cannot be Received"
	Stereo component tuner assembly (for Column Shift Type)
	Stereo component tuner assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Satellite radio cannot receive pay-type broadcasts	Proceed to "Satellite Radio Broadcast cannot be Received"
	Stereo component tuner assembly (for Column Shift Type)
	Stereo component tuner assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Satellite radio broadcast cannot be selected or after selecting broadcast, broadcast cannot be added into memory	Proceed to "Satellite Radio Broadcast cannot be Received"
	Proceed to "Satellite Radio Broadcast cannot be Selected or After Selecting Broadcast, Broadcast cannot be Added into Memory"
	Stereo component tuner assembly (for Column Shift Type)
	Stereo component tuner assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Satellite radio can be displayed but radio broadcast cannot be heard from speakers	Check the volume settings	-
	Proceed to "Satellite Radio Broadcast cannot be Received"
	Stereo component tuner assembly (for Column Shift Type)
	Stereo component tuner assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Broadcast station logo cannot be displayed	Proceed to "Satellite Radio Broadcast cannot be Received"
	Proceed to "Data Signal Circuit between Radio Receiver and Extension Module"
	Stereo component tuner assembly (for Column Shift Type)
	Stereo component tuner assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Satellite radio text information cannot be displayed	Proceed to "Satellite Radio Broadcast cannot be Received"
	Stereo component tuner assembly (for Column Shift Type)
	Stereo component tuner assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Satellite radio broadcast station cannot be selected (scan cannot be performed)	Proceed to "Satellite Radio Broadcast cannot be Received"
	Stereo component tuner assembly (for Column Shift Type)
	Stereo component tuner assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
When the satellite radio is playing, some cover art may not be displayed	When a song unregistered to the Gracenote CDDB is playing, its cover art cannot be displayed	-
When the satellite radio is playing, cover art cannot be displayed	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

CD Player Function

Symptom	Suspected Area	See page
Disc cannot be played or player does not function with disc	Proceed to "Disc Player Outline" in System Description and check if the disc is compatible with the disc player
	Proceed to "Check Optical Disc Error History" in Operation Check
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Disc cannot be inserted/played or disc is ejected right after insertion	Proceed to "Check Optical Disc Error History" in Operation Check
	Proceed to "Disc cannot be Inserted or is Ejected Right After Insertion"
Disc cannot be ejected	Proceed to "Check Optical Disc Error History" in Operation Check
Disc cannot be ejected	Proceed to "Disc cannot be Ejected"
Disc sound skips	Proceed to "Check Optical Disc Error History" in Operation Check
Disc sound skips	Proceed to "CD/DVD Sound Skips"
Sound quality is bad only when disc is played (volume is too low)	Proceed to "Check Optical Disc Error History" in Operation Check
	Proceed to "Sound Quality is Bad Only when Disc is Played (Volume is Too Low)"
When disc is playing, some cover art is not displayed	When a song unregistered to the Gracenote CDDB is playing, its cover art cannot be displayed	-
When disc is playing, cover art cannot be displayed	Radio and display receiver assembly (for Column Shift Type)
When disc is playing, cover art cannot be displayed	Radio and display receiver assembly (for Floor Shift Type)
Album cover art cannot be displayed	Check that Display Cover Art on the disc settings screen is set to on	-
	Check if similar symptoms occur with another vehicle	-
	If an indication to update the Gracenote database appears on the album cover art screen and update data has been downloaded to the radio and display receiver assembly, update the Gracenote database to the latest version.	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

AUX (Stereo Jack) Function

Symptom	Suspected Area	See page
External device sound cannot be heard or sound quality is bad (Stereo jack is used)	Proceed to "Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
"AUX/VTR" is not displayed on system check mode screen	Proceed to "Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

Voice Recognition Function

Symptom	Suspected Area	See page
Voice menu screen is not displayed (Voice recognition function does not turn on)	Check if the voice recognition prompts function is "On"	-
	Proceed to "Panel Switches do not Function"
	Proceed to "Steering Pad Switch Circuit"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
When voice recognition switch is pressed, a short beep is emitted but voice cannot be recognized properly	Proceed to "Voice is not Recognized"
	Proceed to "Microphone Circuit between Microphone and Radio Receiver"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

"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"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
"Bluetooth" compatible cellular phone cannot be registered	Proceed to "Cellular Phone Registration Failure"
"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"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
"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	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
"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"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
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"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
When the ignition switch is turned to ACC, instructions for checking the connection condition between the invehicle 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"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Phonebook data is cleared	Radio and display receiver assembly (for Column Shift Type)
Phonebook data is cleared	Radio and display receiver assembly (for Floor Shift Type)
Phonebook data cannot be edited	Check that the phonebook data automatic transfer setting is off	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
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"
	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"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
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
	Proceed to "Cellular Phone Inspection"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
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
	Proceed to "Cellular Phone Inspection"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
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
	Proceed to "Cellular Phone Inspection"
	Proceed to "Microphone Circuit between Microphone and Radio Receiver"
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
	Proceed to "Cellular Phone Inspection"
	Proceed to "Microphone Circuit between Microphone and Radio Receiver"
No notification when a new SMS/MMS/e-mail has been received	Check the SMS/MMS/e-mail notification settings on the cellular phone and the radio and display receiver assembly	-
	Proceed to "Cellular Phone Inspection"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Received SMS/MMS/e-mail cannot be read	Check the SMS/MMS/e-mail transfer settings on the cellular phone and the radio and display receiver assembly	-
	Proceed to "Cellular Phone Inspection"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
SMS/MMS/e-mail cannot be replied to	Move the vehicle into a cellular phone service area, and check the operation of the radio and display receiver assembly and cellular phone	-
	Check that the cellular phone can send an SMS/MMS/e-mail	-
	Proceed to "Cellular Phone Inspection"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

"Bluetooth" Audio Function

Symptom	Suspected Area	See page
Portable player cannot be registered	Proceed to "Portable Player cannot be Registered"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Portable player cannot be connected manually/automatically	Proceed to "Portable Player cannot be Registered"
	Proceed to "Portable Player cannot be Connected Manually/Automatically"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Cellular phone with portable audio function cannot be recognized as "Bluetooth" audio device even when connected using "Bluetooth"	Proceed to "Portable Player cannot be Registered"
	Proceed to "Portable Player cannot be Connected Manually/Automatically"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Sound of portable player cannot be heard from speakers, or sound is low	Proceed to "Sound of Portable Player cannot be Heard from Speakers or Sound is Low"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Portable player does not play even after "Bluetooth" audio mode is selected	Proceed to "Does not Play even after Bluetooth Audio Mode is Selected"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Portable player does not play	Proceed to "Does not Play even after Bluetooth Audio Mode is Selected"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Track information such as track number, track name, elapsed play time and playlist is not displayed	Proceed to "Portable Player cannot be Operated Using In-vehicle Device or Track Information is not Displayed on In-vehicle Device"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Operation switches for portable player such as play, pause, repeat, random and scan are not displayed	Proceed to "Portable Player cannot be Operated Using In-vehicle Device or Track Information is not Displayed on In-vehicle Device"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Battery condition of portable player is not displayed	Proceed to "Portable Player cannot be Operated Using In-vehicle Device or Track Information is not Displayed on In-vehicle Device"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
"Bluetooth" signal condition is not displayed	Proceed to "Portable Player cannot be Operated Using In-vehicle Device or Track Information is not Displayed on In-vehicle Device"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Portable player cannot pause, select file, fast forward, fast rewind, play at random or scan	Proceed to "Portable Player cannot be Operated Using In-vehicle Device or Track Information is not Displayed on In-vehicle Device"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Noise occurs or sound skips when portable player plays	Proceed to "Noise Occurs or Sound Skips when Portable Player Plays"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Registered device cannot be deleted	Proceed to "Registered Device cannot be Deleted"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

USB Audio System Function

Symptom	Suspected Area	See page
USB audio system sound cannot be heard or sound quality is bad (USB connector is used)	Proceed to "Data Signal Circuit between Radio Receiver and Stereo Jack Adapter"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
USB device or "iPod" is not recognized	Proceed to "USB Audio System Recognition/Play Error"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Track information such as track, artist and album names is not displayed	Proceed to "USB Audio System Recognition/Play Error"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
USB device or "iPod" is recognized but cannot play, or can play but not in a sorted order	Proceed to "USB Audio System Recognition/Play Error"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Album cover art cannot be displayed	Check that Display Cover Art on the "iPod" or USB Settings screen is set to	-
	Check if similar symptoms occur with another vehicle	-
	If an indication to update the Gracenote database appears on the album cover art screen and update data has been downloaded to the radio and display receiver assembly, update the Gracenote database to the latest version.	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
User set album cover art cannot be displayed	Check if the priority display of Gracenote database album cover art setting is off	-
	Check that a JPEG file is used for the album cover art registered to the music data in the USB device or "iPod" - Radio and display receiver assembly	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
"iPod" battery cannot be charged	Proceed to "USB Audio System Recognition/Play Error"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

Customize Startup Image or Screen Off Image Function

Symptom	Suspected Area	See page
Screen cannot be changed to UIC setting screen	Radio and display receiver assembly (for Column Shift Type)
Screen cannot be changed to UIC setting screen	Radio and display receiver assembly (for Floor Shift Type)
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"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
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"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
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"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
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	-
	Set the opening image or screen off image again	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Stored image cannot be deleted	Radio and display receiver assembly (for Column Shift Type)
Stored image cannot be deleted	Radio and display receiver assembly (for Floor Shift Type)
Message indicating that USB device cannot be accessed is displayed	Check that the USB device has not been disconnected while the audio and visual system is recognizing it	-
	Proceed to "USB Audio System Recognition/ Play Error"
	No. 1 stereo jack adapter assembly (for Column Shift Type)
	No. 1 stereo jack adapter assembly (for Floor Shift Type)
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
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	-
	Set the opening image or screen off image again	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Image cannot be set for opening image or screen off image on setting screen	Set the opening image or screen off image again	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

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	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Graph is not displayed on "Trip Information" screen	Recheck with the engine running	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Cruise range is not displayed on "Trip Information" screen	Turn ignition switch to ON and recheck	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Graph is not updated on "Past record" screen even though "Clear" is selected	Turn ignition switch to ON and recheck	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Graph is not displayed on "Past record" screen	Turn ignition switch to ON and recheck	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

Mobile Assistant Function

Symptom	Suspected Area	See page
Mobile Assistant function does not work	Confirm the Siri speech recognition application can be used on the device	-
	Confirm a hard reset of the device does not correct the problem	-
	Proceed to "Steering Pad Switch Circuit"
	Proceed to "Voice is not Recognized"
	Proceed to "Microphone Circuit between Microphone and Radio Receiver"
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

ECO Information Function (for 6 Speakers)

Symptom	Suspected Area	See page
ECO Information cannot be displayed even when pushed the "TRUCK" button	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Graph is not displayed on "Trip Information" screen	Recheck with the engine running	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Cruise range is not displayed on "Trip Information" screen	Turn the ignition switch to ON and recheck	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Graph is not updated on "Past record" screen even though "Clear" is selected	Turn the ignition switch to ON and recheck	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Graph is not displayed on "Past record" screen	Turn the ignition switch to ON and recheck	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

ECO Information Function (for 7 or 9 Speakers)

Symptom	Suspected Area	See page
"ECO" icon is dimmed	Check if other icons or items displayed on screen have any problems	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Graph is not displayed on "Trip Information" screen	Recheck with the engine running	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Cruise range is not displayed on "Trip Information" screen	Turn the ignition switch to ON and recheck	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Graph is not updated on "Past record" screen even though "Clear" is selected	Turn the ignition switch to ON and recheck	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Graph is not displayed on "Past record" screen	Turn the ignition switch to ON and recheck	-
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

Connected Navigation Function

Symptom	Suspected Area	See page
A Connected Navigation system error message is displayed on the screen	Follow on screen instructions	-
	Proceed to "Confirm Cellular Phone Functionality"
	Proceed to "Confirm Vehicle Headunit Functionality"
	Proceed to "Connected Navigation Reset Procedure" in Operation Check
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Connected Navigation apps and services are not operating as expected	Proceed to "Confirm Cellular Phone Functionality"
	Proceed to "Confirm Vehicle Headunit Functionality"
	Proceed to "Connected Navigation Reset Procedure" in Operation Check
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)
Poor sound quality of Connected Navigation system	Confirm that Voice Setup is turned up	-
	Confirm that cellular phone handset volume is turned up	-
	Confirm that adequate signal is maintained during driving.	-
	Proceed to "Confirm Cellular Phone Functionality
	Proceed to "Confirm Vehicle Headunit Functionality"
	Proceed to "Connected Navigation Reset Procedure" in Operation Check
	Radio and display receiver assembly (for Column Shift Type)
	Radio and display receiver assembly (for Floor Shift Type)

Pressing Power Switch does not Turn on System

Radio Broadcast cannot be Received (Bad Reception)

See More:

Toyota Tundra Service Manual > Tire Pressure Warning System: Test Mode Procedure
TEST MODE PROCEDURE TEST MODE (SIGNAL CHECK MODE) PROCEDURE HINT: When entering test mode (signal check mode), the tire pressure warning ECU and receiver sets all the test mode (signal check mode) DTCs first. After the tire pressure warning ECU and receiver completes the signal check for each inspec ...

Toyota Tundra Service Manual: Problem Symptoms Table

Pressing Power Switch does not Turn on System

Radio Broadcast cannot be Received (Bad Reception)

See More:

Toyota Tundra Owners Manual

Toyota Tundra Service Manual