Toyota Tundra. Manual — part 184

K16-8(FL+) -

K17-6 (GND)

P - BR

Sound signal (Left)

Audio system is
playing

A waveform
synchronized with
sounds is output

K16-2(FR+) -
K17-6 (GND)

LG - BR

Sound signal (Right)

Audio system is
playing

A waveform
synchronized with
sounds is output

K17-2(WFL+) -

K17-6 (GND)

P - BR

Sound signal (Left)

Audio system is
playing

A waveform
synchronized with
sounds is output

K17-9(WFR+) -

K17-6 (GND)

LG - BR

Sound signal (Right)

Audio system is
playing

A waveform
synchronized with
sounds is output

K16-5(+B2) -

K17-6 (GND)

R - BR

Battery

Always

11 to 14 V

K17-10(CTR-) -

K17-6 (GND)

B - BR

Sound signal (Center)

Audio system is
playing

A waveform
synchronized with
sounds is output

K16-9(RL-) -

K17-6 (GND)

B - BR

Sound signal (Left)

Audio system is
playing

A waveform
synchronized with
sounds is output

K16-4(RR-) -

K17-6 (GND)

W - BR

Sound signal (Right)

Audio system is
playing

A waveform
synchronized with
sounds is output

K17-7(GND2) -

Body ground

BR - Body

ground

Ground

Always

Below 1 ohms

K17-6 (GND) -

Body ground

BR - Body

ground

Ground

Always

Below 1 ohms

K15-11 (SPD) -

K17-6 (GND)

W - BR

Speed signal from
combination meter

See "vehicle signal
check mode"

-

K16-7(FL-) -

K17-6(GND)

V - BR

Sound signal (Left)

Audio system is
playing

A waveform
synchronized with
sounds is output

K16-6(FR-) -

K17-6 (GND)

L - BR

Sound signal (Right)

Audio system is
playing

A waveform
synchronized with
sounds is output

K17-1 (WFL-) -

K17-6 (GND)

V - BR

Sound signal (Left)

Audio system is
playing

A waveform
synchronized with
sounds is output

K17-3(WFR-) -

K17-6 (GND)

L - BR

Sound signal (Right)

Audio system is
playing

A waveform
synchronized with
sounds is output

K15-1 (MUTE) -

K17-6 (GND)

GR - BR

Mute signal

Audio system is
playing

Above 3.5 V

Audio system is

changing mode

Below 1 V

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

DTC CHECK / CLEAR

HINT:

If the system cannot enter the diagnostic mode, inspect the AVC-LAN and all the components that connect to
the AVC-LAN for short circuits and repair or replace the problem part (see AVC-LAN CIRCUIT ).

1. STARTING DIAGNOSTIC MODE

a. Turn the ignition switch ACC.

b. Turn off the audio system.

c. While pressing the preset switches "1 "and "6" at the same time, press the "DISC" switch 3 times.

K15-2(L-) - K17-

6(GND)

B - BR

Sound signal (Left)

Audio system is
playing

A waveform
synchronized with
sounds is output

K15-3(L+) -

K17-6(GND)

G - BR

Sound signal (Left)

Audio system is
playing

A waveform
synchronized with
sounds is output

K15-4(R-) -

K17-6(GND)

R - BR

Sound signal (Right)

Audio system is
playing

A waveform
synchronized with
sounds is output

K15-5(R+) -

K17-6(GND)

W - BR

Sound signal (Right)

Audio system is
playing

A waveform
synchronized with
sounds is output

K15-6(SLD) -
K17-6 (GND)

Shielded -

Body ground

Shield ground

Always

Below 1 V

K15-7(TX-) -

K17-6 (GND)

P - BR

AVC-LAN
communication signal

Ignition switch ON

2 to 3V

K15-8(TX+) -

K17-6 (GND)

V - BR

AVC-LAN
communication signal

Ignition switch ON

2 to 3 V

K15-12(ACC) -

K17-6 (GND)

GR - BR

Ignition switch ACC

Ignition switch OFF

Below 1 V

Ignition switch ACC 11 to 14 V

K17-5(WF1+) -

K17-6 (GND)

O - BR

Sound signal (Woofer
Box)

Audio system is
playing

A waveform
synchronized with
sounds is output

K17-12(WF1-) -

K17-6 (GND)

GR - BR

Sound signal (Woofer
Box)

Audio system is
playing

A waveform
synchronized with
sounds is output

K15-22 (II-) -

K17-6 (GND)

BR - BR

Voice signal

"Bluetooth" handsfree
voice signal is playing

A waveform
synchronized with
sounds is output

K15-23 (II+) -

K17-6 (GND)

Y - BR

Voice signal

"Bluetooth" handsfree
voice signal is playing

A waveform
synchronized with
sounds is output

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

HINT:

A beep is emitted 3 times and the diagnostic function is activated. The system enters the all element
illumination mode and the switch check mode.

2. ALL ELEMENT ILLUMINATION MODE AND SWITCH CHECK MODE

HINT:

The illumination status of all switches and operations of the panel switches can be checked.

Fig. 143: Identifying Disc Switch
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

a. Check that all elements are on.

b. When pressing each panel switch, check that a beep is emitted.

Fig. 144: Identifying Seek Track (Example)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

NOTE:

Pressing the "SEEK TRACK UP" switch transfers the screen to the
stereo jack adapter connection check screen. Check the operation of
this switch by confirming the transfer of the screen.

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra

3. STEREO JACK ADAPTER CONNECTION CHECK MODE

a. Press the "SEEK TRACK UP" switch.

b. Check if the stereo jack adapter is recognized.

HINT:

Vehicles that do not have a stereo jack adapter also have this function.

4. SERVICE CHECK MODE

a. Press the "SEEK TRACK UP" switch.

HINT:

For details of the service check mode, refer to "CHECK DTC" and "DTC CLEAR/RECHECK".

Fig. 145: Identifying Stereo Jack Adapter Connection Check Mode Display
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

5. FINISHING DIAGNOSTIC MODE

a. Press the "DISC" switch for 2 seconds or more, or turn the ignition switch OFF.

6. CHECK DTC

HINT:

Illustrations may differ from the actual vehicle depending on the device settings and options. Therefore,
some detailed areas may not be exactly the same as on the actual vehicle.

NOTE:

This function is not for checking connection information about an
external device. It is for checking the recognition condition of the
stereo jack adapter.

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Audio/Visual - Tundra