Toyota Avalon Service & Repair Manual: Terminals Of Ecu

TERMINALS OF ECU

DCM (TELEMATICS TRANSCEIVER)

*a

to Telephone Antenna (Sub)

*b

to Telephone Antenna (Main)

*c

to GPS Antenna

-

-

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

G11-1 (USB-)

GR

USB communication line

-

-

G11-2 (USB+)

GR

USB communication line

-

-

G11-6 (USBS) - Body ground

Shielded - Body ground

Shield ground

Always

Below 1 Ω

G11-3 (USBG) - Body ground

GR - Body ground

DCM (Telematics Transceiver) power supply ground signal

Always

Below 1 Ω

G11-4 (VOT+) - G9-4 (E)

R - BR

Sent voice signal

Calling while using the operator service

A waveform synchronized with the voice signals received voice is output

G11-5 (USBV) - G9-4 (E)

L - BR

DCM (Telematics Transceiver) power supply signal

Power switch off

Below 1 V

Power switch on (IG)

4.5 to 5.25 V

G11-7 (VOT-) - G9-4 (E)

G - BR

Sent voice signal

Calling while using the operator service

A waveform synchronized with the received voice is output

G11-8 (VOR-) - G9-4 (E)

W - BR

Receive voice signal

Receiving a call while using the operator service

A waveform synchronized with the sent voice is output

G11-9 (VOR+) - G9-4 (E)

B - BR

Receive voice signal

Receiving a call while using the operator service

A waveform synchronized with the sent voice is output

RADIO AND DISPLAY RECEIVER ASSEMBLY

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

G108-2 (USB-)*

BR

USB communication line

-

-

G108-1 (USB+)*

V

USB communication line

-

-

G108-3 (USBS) - Body ground*

Shielded - Body ground

Shield ground

Always

Below 1 V

G1-15 (VOT+) - G3-1 (GND1)

B - BR

Sent voice signal

Destination assist service in use and vehicle occupant speaking to operator

A waveform synchronized with the sent voice is output

G1-10 (USBV) - G3-1 (GND1)

L - BR

DCM (Telematics transceiver) power supply

Power switch on (ACC)

4.75 to 5.25 V

Power switch off

A waveform synchronized with sound is output

G1-16 (VOT-) - G3-1 (GND1)

W - BR

Sent voice signal

Destination assist service in use and vehicle occupant speaking to operator

A waveform synchronized with the sent voice is output

G1-14 (VOR-) - G3-1 (GND1)

G - BR

Receive voice signal

Destination assist service in use and operator speaking to vehicle occupant

A waveform synchronized with the received voice is output

G1-13 (VOR+) - G3-1 (GND1)

R - BR

Receive voice signal

Destination assist service in use and operator speaking to vehicle occupant

A waveform synchronized with the received voice is output

  • *: w/o Navigation System

NAVIGATION ECU (w/ Navigation System)

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

G113-2 (USB-)

BR

USB communication line

-

-

G113-1 (USB+)

V

USB communication line

-

-

G113-3 (USBS) - Body ground

Shielded - Body ground

Shield ground

Always

Below 1 V

    System Diagram

    Garage Door Opener

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