Toyota Venza manuals

Toyota Venza: Terminals Of Ecu

TERMINALS OF ECU

HINT:

Check from the rear of the connector while it is connected to the components.

1. NAVIGATION RECEIVER ASSEMBLY


Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

E38-1 (FR+) - E38-7 (GND1)

LG - BR*1

R - BR*2

Sound signal (Front right)*1

Sound signal (Right)*2

Audio system playing

A waveform synchronized with sound signals is output

E38-2 (FL+) - E38-7 (GND1)

P - BR*1

B - BR*2

Sound signal (Front left)*1

Sound signal (Left)*2

Audio system playing

A waveform synchronized with sound signals is output

E38-3 (ACC1) - E38-7 (GND1)

GR - BR

Power source (ACC)

Ignition switch off

Below 1 V

Ignition switch ACC

11 to 14 V

E38-4 (+B1) - E38-7 (GND1)

SB - BR

Power source (+B)

Always

11 to 14 V

E38-5 (FR-) - E38-7 (GND1)

L - BR*1

G - BR*2

Sound signal (Front right)*1

Sound signal (Right)*2

Audio system playing

A waveform synchronized with sound signals is output

E38-6 (FL-) - E38-7 (GND1)

V - BR*1

W - BR*2

Sound signal (Front left)*1

Sound signal (Left)*2

Audio system playing

A waveform synchronized with sound signals is output

E38-7 (GND1) - Body ground

BR - Body ground

Ground

Always

Below 1 V

E38-10 (ILL+) - E38-7 (GND1)

G - BR

Illumination signal

Light control switch off

Below 1 V

Light control switch in tail or head position

11 to 14 V

E39-1 (RR+) - E38-7 (GND1)*1

R - BR

Sound signal (Rear right)

Audio system playing

A waveform synchronized with sound signals is output

E39-2 (RL+) - E38-7 (GND1)

B - BR*1

W - BR*2

Sound signal (Rear left)*1

Voice signal*2

Audio system playing*1

Voice guidance sounding*2

A waveform synchronized with sound signals is output*1

A waveform synchronized with voice signals is output*2

E39-3 (RR-) - E38-7 (GND1)*1

W - BR

Sound signal (Rear right)

Audio system playing

A waveform synchronized with sound signals is output

E39-5 (ILL-) - E38-7 (GND1)

W - BR

Illumination signal

Light control switch off

Below 1 V

Light control switch in tail or head position

Pulse generation

E39-6 (RL-) - E38-7 (GND1)

Y - BR*1

B - BR*2

Sound signal (Rear left)*1

Voice signal*2

Audio system playing*1

Voice guidance sounding*2

A waveform synchronized with sound signals is output*1

A waveform synchronized with voice signals is output*2

E51-11 (CA+) - E38-7 (GND1)

B - BR

Television camera power supply

Ignition switch ACC

5.8 to 6.5 V

E51-12 (V+) - E38-7 (GND1)

R - BR

Video signal

Ignition switch ON

Shift lever in R

Camera lens not covered, displaying an image

Pulse generation (Refer to waveform 1)

Ignition switch ON

Shift lever in R

Camera lens covered, blacking out screen

Pulse generation (Refer to waveform 2)

E51-23 (CGND) - Body ground

Shield - Body ground

Shield ground

Always

Below 1 V

E51-24 (V-) - E38-7 (GND1)

W - BR

Ground

Always

Below 1 V

E40-1 (IG) - E38-7 (GND1)

V - BR

Power source (IG)

Ignition switch off

Below 1 V

Ignition switch ON

11 to 14 V

E40-4 (MACC) - E38-7 (GND1)

R - BR

Microphone power supply

Ignition switch off

Below 1 V

Ignition switch ACC

4.75 to 5.25 V

E40-5 (MIN+) - E38-7 (GND1)

B - BR

Microphone voice signal

See "Check Microphone" in Operation Check (See page )


-

E40-6 (SNS2) - E38-7 (GND1)

Y - BR

Microphone connection detection signal

Always

Below 1 V

E40-7 (TX1+)*2

R

AVC-LAN communication signal

-

-

E40-8 (TX1-)*2

G

AVC-LAN communication signal

-

-

E40-9 (CANH)

SB

CAN communication signal

-

-

E40-10 (CANL)

W

CAN communication signal

-

-

E40-11 (AGND) - Body ground

Shield - Body ground

Shield ground

Always

Below 1 V

E40-16 (MUT1) - E38-7 (GND1)*2

LG - BR

Mute signal

Ignition switch ACC

Audio system playing

2.0 V or higher

Audio system changing modes

Below 1 V

E40-17 (SPD) - E38-7 (GND1)

BR - BR

Vehicle speed signal

See "Check Vehicle Signal" in Operation Check (See page )


-

E40-18 (SGND) - Body ground

Shield - Body ground

Shield ground

Always

Below 1 V

E40-19 (MIN-) - E38-7 (GND1)

W - BR

Microphone voice signal

See "Check Microphone" in Operation Check (See page )


-

E40-21 (SW1) - E40-23 (SWG)

GR - R

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

E40-22 (SW2) - E40-23 (SWG)

LG - R

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

E40-23 (SWG) - E38-7 (GND1)

R - BR

Steering pad switch ground

Always

Below 1 V

E40-24 (SW3) - E40-23 (SWG)

L - R

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

E40-25 (ADPG) - E38-7 (GND1)

SB - BR

External device connection detection signal

External device connected

Below 1 V

External device not connected

2.1 to 3 V

E40-26 (VAR+) - E40-27 (VA-)

R - W

Sound signal (Right)

External device playing (When stereo jack used)

A waveform synchronized with sound signals is output

E40-27 (VA-) - E38-7 (GND1)

W - BR

Ground

Always

Below 1 V

E40-28 (VAL+) - E40-27 (VA-)

B - W

Sound signal (Left)

External device system playing

(when stereo jack used)

A waveform synchronized with sound signals is output

V1-3 (ACC2) - E38-7 (GND1)*3

Y - BR

Power source (ACC)

Ignition switch off

Below 1 V

Ignition switch ACC

11 to 14 V

V1-4 (+B2) - E38-7 (GND1)*3

R - BR

Power source (+B)

Always

11 to 14 V

V1-8 (GND2) - Body ground*3

B - Body ground

Ground

Always

Below 1 V

E47-1 (USV1)

-

Power source

-

-

E47-2 (US1-)

-

Data signal

-

-

E47-3 (US1+)

-

Data signal

-

-

E47-4 (UGD1)

-

Ground

-

-

E47-5 (USG1)

-

Shield ground

-

-

V5-1 (USV4)*3

-

Power source

-

-

V5-2 (US4-)*3

-

Data signal

-

-

V5-3 (US4+)*3

-

Data signal

-

-

V5-4 (UGD4)*3

-

Ground

-

-

V5-5 (USG4)*3

-

Shield ground

-

-

V3-1 (LV1)*3

B

LVDS communication signal

-

-

RA-5 (ANT+) - E38-7 (GND1)

- - BR

Power source of antenna

Ignition switch ACC

Radio switch on and FM or AM selected

8.0 V or higher

  • *1: for 6 Speakers
  • *2: for 13 Speakers
  • *3: w/ SDARS System

(a) Reference (Oscilloscope waveform):

(1) Waveform 1 (camera lens not covered, displaying an image)


Item

Content

Measurement terminal

E51-12 (V+) - E38-7 (GND1)

Measurement setting

200 mV/DIV., 50 μs./DIV.

Condition

Ignition switch ON, shift lever in R

HINT:

  • The video waveform changes according to the image sent by the television camera assembly.
  • The video waveform is constantly output when the ignition switch is turned to ACC.
Text in Illustration

*a

Waveform 1 (camera lens not covered, displaying an image)

*b

Synchronization Signal

*c

Video Waveform

(2) Waveform 2 (camera lens covered, blacking out the screen)


Item

Content

Measurement terminal

E51-12 (V+) - E38-7 (GND1)

Measurement setting

200 mV/DIV., 50 μs./DIV.

Condition

Ignition switch ON, shift lever in R

HINT:

  • The video waveform changes according to the image sent by the television camera assembly.
  • The video waveform is constantly output when the ignition switch is turned to ACC.
Text in Illustration

*a

Waveform 2 (camera lens covered, blacking out the screen)

*b

Synchronization Signal

*c

Video Waveform

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


Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

V7-3 (ACC2) - V7-8 (GND2)

Y - B

Power source (ACC)

Ignition switch off

Below 1 V

Ignition switch ACC

11 to 14 V

V7-4 (+B2) - V7-8 (GND2)

R - B

Power source (+B)

Always

11 to 14 V

V7-8 (GND2) - Body ground

B - Body ground

Ground

Always

Below 1 V

V9-1 (USV4)

-

Power source

-

-

V9-2 (US4-)

-

Data signal

-

-

V9-3 (US4+)

-

Data signal

-

-

V9-4 (UGD4)

-

Ground

-

-

V9-5 (USG4)

-

Shield ground

-

-

V8-1 (LV1)

-

LVDS communication signal

-

-

3. STEREO COMPONENT AMPLIFIER ASSEMBLY (for 13 Speakers)


Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

E13-1 (+B) - E13-2 (GND)

R - W-B

Power source (+B)

Always

11 to 14 V

E13-2 (GND) - Body ground

W-B - Body ground

Ground

Always

Below 1 V

E13-3 (+B2) - E13-2 (GND)

R - W-B

Power source (+B)

Always

11 to 14 V

E13-6 (GND2) - Body ground

W-B - Body ground

Ground

Always

Below 1 V

E14-1 (MUTE) - E13-2 (GND)

LG - W-B

Mute signal

Audio system playing

Above 3.5 V

Audio system changing sources

Below 1 V

E14-2 (L-) - E13-2 (GND)

W - W-B

Sound signal (Left)

Audio system playing

A waveform synchronized with sound signals is output

E14-3 (L+) - E13-2 (GND)

B - W-B

Sound signal (Left)

Audio system playing

A waveform synchronized with sound signals is output

E14-4 (R-) - E13-2 (GND)

G - W-B

Sound signal (Right)

Audio system playing

A waveform synchronized with sound signals is output

E14-5 (R+) - E13-2 (GND)

R - W-B

Sound signal (Right)

Audio system playing

A waveform synchronized with sound signals is output

E14-6 (SLD) - E13-2 (GND)

Shield - W-B

Shield ground

Always

Below 1 V

E14-7 (TX-)

G

AVC-LAN communication signal

-

-

E14-8 (TX+)

R

AVC-LAN communication signal

-

-

E14-11 (SPD) - E13-2 (GND)

P - W-B

Vehicle speed signal

Ignition switch ON

Wheels being rotated

Pulse generation

E14-12 (ACC) - E13-2 (GND)

G - W-B

Power source (ACC)

Ignition switch off

Below 1 V

Ignition switch ACC

11 to 14 V

E14-14 (II1-) - E13-2(GND)

B - W-B

Voice signal

Voice guidance sounding

A waveform synchronized with voice signals is output

E14-15 (II1+) - E13-2 (GND)

W - W-B

Voice signal

Voice guidance sounding

A waveform synchronized with voice signals is output

E14-18 (SLD1) - E13-2 (GND)

Shield - W-B

Shield ground

Always

Below 1 V

E12-1 (WFL+) - E13-2 (GND)

LG - W-B

Sound signal (Front left)

Audio system playing

A waveform synchronized with sound signals is output

E12-2 (WFR+) - E13-2 (GND)

P - W-B

Sound signal (Front right)

Audio system playing

A waveform synchronized with sound signals is output

E12-3 (CTR+) - E13-2 (GND)

G - W-B

Sound signal (Front center)

Audio system playing

A waveform synchronized with sound signals is output

E12-4 (WF2+) - E13-2 (GND)

P - W-B

Sound signal (Rear right)

Audio system playing

A waveform synchronized with sound signals is output

E12-5 (WFL-) - E13-2 (GND)

L - W-B

Sound signal (Front left)

Audio system playing

A waveform synchronized with sound signals is output

E12-6 (WFR-) - E13-2 (GND)

V - W-B

Sound signal (Front right)

Audio system playing

A waveform synchronized with sound signals is output

E12-7 (RR-) - E13-2 (GND)

W - W-B

Sound signal (Rear right)

Audio system playing

A waveform synchronized with sound signals is output

E12-8 (RR+) - E13-2 (GND)

R - W-B

Sound signal (Rear right)

Audio system playing

A waveform synchronized with sound signals is output

E12-9 (CTR-) - E13-2 (GND)

R - W-B

Sound signal (Front center)

Audio system playing

A waveform synchronized with sound signals is output

E12-10 (WF2-) - E13-2 (GND)

Y - W-B

Sound signal (Rear right)

Audio system playing

A waveform synchronized with sound signals is output

E15-1 (SL+) - E13-2 (GND)

L - W-B

Sound signal (Rear left)

Audio system playing

A waveform synchronized with sound signals is output

E15-2 (SR+) - E13-2 (GND)

LG - W-B

Sound signal (Rear right)

Audio system playing

A waveform synchronized with sound signals is output

E15-3 (FL+) - E13-2 (GND)

G - W-B

Sound signal (Front left)

Audio system playing

A waveform synchronized with sound signals is output

E15-4 (RL+) - E13-2 (GND)

B - W-B

Sound signal (Rear left)

Audio system playing

A waveform synchronized with sound signals is output

E15-5 (WF1+) - E13-2 (GND)

P - W-B

Sound signal (Rear left)

Audio system playing

A waveform synchronized with sound signals is output

E15-6 (SL-) - E13-2 (GND)

LG - W-B

Sound -signal (Rear left)

Audio system playing

A waveform synchronized with sound signals is output

E15-7 (SR-) - E13-2 (GND)

L - W-B

Sound signal (Rear right)

Audio system playing

A waveform synchronized with sound signals is output

E15-8 (FL-) - E13-2 (GND)

R - W-B

Sound signal (Front left)

Audio system playing

A waveform synchronized with sound signals is output

E15-9 (FR-) - E13-2 (GND)

P - W-B

Sound signal (Front right)

Audio system playing

A waveform synchronized with sound signals is output

E15-10 (FR+) - E13-2 (GND)

BR - W-B

Sound signal (Front right)

Audio system playing

A waveform synchronized with sound signals is output

E15-11 (RL-) - E13-2 (GND)

Y - W-B

Sound signal (Rear left)

Audio system playing

A waveform synchronized with sound signals is output

E15-12 (WF1-) - E13-2 (GND)

V - W-B

Sound signal (Rear left)

Audio system playing

A waveform synchronized with sound signals is output

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