Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VJ3P
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 - 11/2017]
Title: AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: TERMINALS OF ECU; 2016 - 2017 MY Sienna [12/2015 - 11/2017]

TERMINALS OF ECU

1. RADIO AND DISPLAY RECEIVER ASSEMBLY

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

D152-1 (FR+) - D152-7 (GND1)

LG - BR

Sound signal (Front right)

Audio system playing

A waveform synchronized with sound is output

D152-2 (FL+) - D152-7 (GND1)

P - BR

Sound signal (Front left)

Audio system playing

A waveform synchronized with sound is output

D152-3 (ACC1) - D152-7 (GND1)

GR - BR

Power source (ACC)

Ignition switch off

Below 1 V

Ignition switch ACC

11 to 14 V

D152-4 (+B1) - D152-7 (GND1)

SB - BR

Power source (+B)

Always

11 to 14 V

D152-5 (FR-) - D152-7 (GND1)

L - BR

Sound signal (Front right)

Audio system playing

A waveform synchronized with sound is output

D152-6 (FL-) - D152-7 (GND1)

V - BR

Sound signal (Front left)

Audio system playing

A waveform synchronized with sound is output

D152-7 (GND1) - Body ground

BR - Body ground

Ground

Always

Below 1 V

D152-10 (ILL+) - D152-7 (GND1)

G - BR

Illumination signal

Ignition switch off

Below 1 V

Light control switch in tail or head position

11 to 14 V

D156-1 (RR+) - D152-7 (GND1)

R - BR

Sound signal (Rear right)

Audio system playing

A waveform synchronized with sound is output

D156-2 (RL+) - D152-7 (GND1)

B - BR

Sound signal (Rear left)

Audio system playing

A waveform synchronized with sound is output

D156-3 (RR-) - D152-7 (GND1)

W - BR

Sound signal (Rear right)

Audio system playing

A waveform synchronized with sound is output

D156-5 (ILL-) - D152-7 (GND1)

GR - BR

Illumination signal

Ignition switch off

Below 1 V

Light control switch in tail or head position

Pulse generation

D156-6 (RL-) - D152-7 (GND1)

Y - BR

Sound signal (Rear left)

Audio system playing

A waveform synchronized with sound is output

D155-1 (IG) - D152-7 (GND1)

L - BR

Power source (IG)

Ignition switch off

Below 1 V

Ignition switch ON

11 to 14

D155-2 (REV) - D152-7 (GND1)

B - BR

Reverse signal

See "Vehicle Signal Check Mode" in Operation Check (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: OPERATION CHECK )

-

D155-4 (MACC) - D152-7 (GND1)

R - BR

Microphone power supply

Ignition switch off

Below 1 V

Ignition switch ACC

4 to 6 V

D155-5 (MIN+) - D152-7 (GND1)

B - BR

Microphone voice signal

See "Check Microphone" in Operation Check (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: OPERATION CHECK )

-

D155-6 (SNS2) - D152-7 (GND1)

B - BR

Microphone connection detection signal

Always

Below 1 V

D155-11 (AGND) - Body ground

Shielded - Body ground

Shield ground

Always

Below 1 V

D155-15 (PKB) - D152-7 (GND1)

R - BR

Parking brake signal

See "Vehicle Signal Check Mode" in Operation Check (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: OPERATION CHECK )

-

D155-17 (SPD) - D152-7 (GND1)

LG - BR

Vehicle speed signal from combination meter assembly

See "Vehicle Signal Check Mode" in Operation Check (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: OPERATION CHECK )

-

D155-18 (SGND) - D152-7 (GND1)

Shielded - BR

Shield ground

Always

Below 1 V

D155-19 (MIN-) - D152-7 (GND1)

W - BR

Microphone voice signal

See "Check Microphone" in Operation Check (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; AUDIO / VIDEO: AUDIO AND VISUAL SYSTEM: OPERATION CHECK )

-

D155-21 (SW1) - D155-23 (SWG)

B - V

Steering pad switch signal

No switch pushed

2.97 to 3.56 V

Up switch pushed

0.27 to 0.35 V

Down switch pushed

0.86 to 1.03 V

Volume+ switch pushed

1.51 to 1.79 V

Volume- switch pushed

2.22 to 2.66 V

D155-22 (SW2) - D155-23 (SWG)

LG - V

Steering pad switch signal

No switch pushed

2.97 to 3.56 V

MODE/HOLD switch pushed

0.27 to 0.35 V

On hook switch pushed

0.86 to 1.03 V

Off hook switch pushed

1.51 to 1.79 V

Voice switch pushed

2.22 to 2.66 V

D155-23 (SWG) - Body ground

V - Body ground

Steering pad switch signal

Always

Below 1 V

D155-24 (SW3) - D155-23 (SWG)*1

G - V

Steering pad switch signal

No switch pushed

2.97 to 3.56 V

Enter switch pushed

0.27 to 0.35 V

Back switch pushed

0.86 to 1.03 V

Right switch pushed

1.51 to 1.79 V

Left switch pushed

2.22 to 2.66 V

D155-25 (ADPG) - D152-7 (GND1)

V - BR

External device connection detection signal

External device connected

Below 1 V

External device not connected

2.1 to 3 V

D155-26 (VAR+) - D155-27 (VA-)

W - B

Sound signal (Right)

External device playing (When stereo jack used)

A waveform synchronized with sound is output

D155-27 (VA-) - D152-7 (GND1)

B - BR

Sound signal ground

Always

Below 1 V

D155-28 (VAL+) - D155-27 (VA-)

R - B

Sound signal (Left)

External device playing (When stereo jack used)

A waveform synchronized with sound is output

D161-2 (CDR+) - D152-7 (GND1)*2

B - BR

RSE system sound signal

RSE system playing

A waveform synchronized with sound is output

D161-3 (CDR-) - D152-7 (GND1)*2

W - BR

RSE system sound signal

RSE system playing

A waveform synchronized with sound is output

D161-4 (CDL+) - D152-7 (GND1)*2

R - BR

RSE system sound signal

RSE system playing

A waveform synchronized with sound is output

D161-5 (CDL-) - D152-7 (GND1)*2

G - BR

RSE system sound signal

RSE system playing

A waveform synchronized with sound is output

D161-8 (MUTE) - D152-7 (GND1)*2

R - BR

Mute signal

RSE system playing → Source changed to CD

Above 3.5 V → Below 1 V

D161-9 (TX+)*2

B

AVC-LAN communication signal

-

-

D161-10 (TX-)*2

W

AVC-LAN communication signal

-

-

Z3-3 (ACC2) - D152-7 (GND1)*3

Y - BR

Power source (ACC)

Ignition switch off

Below 1 V

Ignition switch ACC

11 to 14 V

Z3-4 (+B2) - D152-7 (GND1)*3

R - BR

Power source (+B)

Always

11 to 14 V

Z3-8 (GND2) - Body ground*3

B - Body ground

Ground

Always

Below 1 V

D185-1 (USV1)

#

Power source

-

-

D185-2 (SU1-)

#

Data signal

-

-

D185-3 (SU1+)

#

Data signal

-

-

D185-4 (UGD1)

#

Ground

-

-

D185-5 (USG1)

Shielded

Shield ground

-

-

V6-1 (USV4)*3

#

Power source

-

-

V6-2 (US4-)*3

#

Data signal

-

-

V6-3 (US4+)*3

#

Data signal

-

-

V6-4 (UGD4)*3

#

Ground

-

-

V6-5 (USG4)*3

Shielded

Shield ground

-

-

V5-1 (LV1)*3

B

LVDS communication signal

-

-

RA-3 (MAIN)

#

-

-

-

RA-4 (GND)

#

Ground

-

-

RA-5 (ANT+) - D152-7 (GND1)

# - BR

Power source of antenna

Ignition switch ACC

Radio switch on and AM or FM selected

11 to 14 V
  • *1: for 4 Speakers
  • *2: w/ Rear Seat Entertainment System
  • *3: w/ SDARS System
  • #: There is no wire color information

2. STEREO COMPONENT TUNER ASSEMBLY (w/ SDARS System)

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

Z2-3 (ACC2) - Z2-8 (GND2)

Y - B

Power source (ACC)

Ignition switch off

Below 1 V

Ignition switch ACC

11 to 14 V

Z2-4 (+B2) - Z2-8 (GND2)

R - B

Power source (+B)

Always

11 to 14 V

Z2-8 (GND2) - Body ground

B - Body ground

Ground

Always

Below 1 V

V4-1 (USV4)

#

Power source

-

-

V4-2 (US4-)

#

Data signal

-

-

V4-3 (US4+)

#

Data signal

-

-

V4-4 (USO4)

#

Ground

-

-

V4-5 (USG4)

Shielded

Shield ground

-

-

V2-1 (LV1)

B

LVDS communication signal

-

-
  • #: There is no wire color information

3. TELEVISION DISPLAY ASSEMBLY (w/ Rear Seat Entertainment System) (See page 2016 - 2017 MY Sienna [12/2015 - 11/2017]; AUDIO / VIDEO: REAR SEAT ENTERTAINMENT SYSTEM: TERMINALS OF ECU )