Toyota Tundra (2015 year). Manual — part 57

PARAMETER

TARGET

PHENOMENON

VOICE

QUALITY

TYPE

POSITIVE EFFECT OF

CHANGING VOICE

QUALITY

NEGATIVE EFFECT OF

CHANGING VOICE

QUALITY

The

amount of

echo is

reduced

(low level).

(low level).

A+D

The other

party hears

background

noise and

strong echoes

when listening

to your voice.

1200

The

amount of

background

noise the

other party

hears when

listening to

your voice

is reduced.

The

amount of

echo is

reduced

(high

level).

The volume

temporarily.

Sound

quality of

the other

party

deteriorates

(high level).

B+C

The other

party hears a

lot of

background

noise and

weak echoes

when listening

to your voice.

2100

The

amount of

background

noise the

other party

hears when

listening to

your voice

is sharply

reduced.

The

amount of

echo is

reduced

(low level).

The volume

temporarily.

Sound

quality of

the other

party

deteriorates

(low level).

B+D

The other

party hears a

lot of

background

noise and

strong echoes

when listening

to your voice.

2200

The

amount of

background

noise the

other party

hears when

listening to

your voice

is sharply

reduced.

The

amount of

echo is

reduced

(high

The volume

temporarily.

Sound

quality of

the other

party

deteriorates

(high level).

NAVIGATION: NAVIGATION SYSTEM: OPERATION CHECK; 201...

PARAMETER

TARGET

PHENOMENON

VOICE

QUALITY

TYPE

POSITIVE EFFECT OF

CHANGING VOICE

QUALITY

NEGATIVE EFFECT OF

CHANGING VOICE

QUALITY

level).

HINT:

HINT:

This function is used when checking the speaker wiring and whether the speakers are functioning properly.
Illustrations may differ from the actual vehicle screen depending on the device settings and options. Therefore, some
detailed areas may not be shown exactly the same as on the actual vehicle screen.

(a) Turn audio mode on and play any audio source.

HINT:

This audio source will be used for the speaker check.

(b) Enter diagnostic mode

.

(c) Select "Failure Diagnosis" from the "Service Menu" screen.

(d) Select "System Check" from the "Failure Diagnosis" screen.

(e) Select "SP Check ON" from the "System Check Mode" screen.

(f) Check the speaker wiring and check that the speakers are functioning properly.

NAVIGATION: NAVIGATION SYSTEM: OPERATION CHECK; 201...

HINT:

Check that each speaker outputs sound from the selected audio source properly.
"SP Check OFF" is displayed during the speaker check.
Sound can be heard from the speakers around the vehicle in order beginning from the speaker on the front passenger
side.
More than one speaker may sound simultaneously depending on the speaker wiring.

(2) Ignition switch off.

(3) Diagnostic mode is turned off.

(4) The screen is changed to another screen.

(5) Audio mode is turned off.

10. CHECK SOFTWARE ERROR HISTORY

HINT:

This function is used to check the cause when the navigation receiver assembly screen is blacked out.

(a) Check software error history.

(1) Connect the Techstream to the DLC3.

(2) Turn the ignition switch to ON.

(3) Turn the Techstream on.

(4) Enter the following menus: Body Electrical / Navigation System / Utility / Software Error History.

(5) When an item is stored for Software Error History, record it before repairing the navigation receiver assembly.

Software Error History Screen Description

ERROR DESCRIPTION

TRIGGER

DETAIL

Software Reset

Navi Microcomputer

Hexadecimal Number

Audio Microcomputer

CAN Microcomputer

No Video Signal

Front Monitor

Rear Monitor

MOST Cold Restart

Always

HINT:

Software Error History can store up to 5 history data items. If a new software error occurs when 5 data items have
already been stored, the oldest data is cleared and the new data is stored.
If an error that is unsupported by the Techstream occurs, a "-" is displayed for the display items.

(b) Clear software error history.

.

Cleared using the Techstream.

Cleared using the system check mode screen.

Cleared using the unit check mode screen.

11. CHECK OPTICAL DISC ERROR HISTORY

HINT:

This function is used to check the cause when an optical disc error occurs.

(a) Check optical disc error history.

(1) Connect the Techstream to the DLC3.

(2) Turn the ignition switch to ON.

NAVIGATION: NAVIGATION SYSTEM: OPERATION CHECK; 201...

(3) Turn the Techstream on.

(4) Enter the following menus: Body Electrical / Navigation System / Utility / Optical Disc Error History.

(5) When an item is stored for Optical Disc Error History, record it before proceeding with troubleshooting.

Optical Disc Error History Screen Description

DISPLAY

CONTENT

Error Type

Displays the malfunctioning device.

Date

Displays the date and time that the malfunction occurred.

"Error Type" Screen Description

ERROR TYPE

DETECTION CONDITION

ACTION

Read Error

When a disc read error occurs.

Proceed to next suspected area

shown in Problem Symptoms

Table

Disc damaged/upside

down/dirty

The disc cannot be read.

down.

Cannot determine disc

type

An unsuitable disc is inserted.

DPS error

When an error occurs while decoding MP3/WMA/AAC files.

Some files are corrupt

When MP3/WMA/AAC files cannot be played back because

they are unsupported.

Even though the file extensions are MP3, WMA or AAC

files cannot be played back because the header

information cannot be read.

Some files cannot be

found

When a disc without music data is played back.

When there are no playable MP3/WMA/AAC files.

Copy protection

violation

When a file with copyright protection that cannot be played back is

played back.

"Device" Screen Description

DEVICE

CONTENT

DVD-P

Navigation receiver assembly

CD-P

Not available

R-Seat DVD-P

Not available

HINT:

Optical Disc Error History can store up to 7 history data items. If a new optical disc error occurs when 7 data items have
already been stored, the oldest data is cleared and the new data is stored.
If an error that is unsupported by the Techstream occurs, a "-" or blank is displayed for the display items.

(b) Clear optical disc error history.

.

Cleared using the Techstream.

NAVIGATION: NAVIGATION SYSTEM: OPERATION CHECK; 201...