Toyota Camry (XV70): Terminals Of Ecu

*a

to Telephone Antenna (Sub)

*b

to GPS Antenna

*c

to Telephone Antenna (Main)

-

-

K141-1 (USB-)

-

USB communication line

-

-

K141-2 (USB+)

-

USB communication line

-

-

K141-3 (USBS) - Body ground

Shielded - Body ground

Shield ground

Always

Below 1 V

K140-31 (USBG) - Body ground

GR - Body ground

DCM (Telematics Transceiver) power supply ground signal

Always

Below 1 V

K140-17 (VOT+) - K140-20 (E)

R - W-B

Sent voice signal

Calling while using the operator service

A waveform synchronized with the voice signals received voice is output

K140-15 (USBV) - K140-20 (E)

L - W-B

DCM (Telematics Transceiver) power supply signal

Ignition switch off

Below 1 V

Ignition switch to ON

4.5 to 5.25 V

K140-33 (VOT-) - K140-20 (E)

G - W-B

Sent voice signal

Calling while using the operator service

A waveform synchronized with the received voice is output

K140-34 (VOR-) - K140-20 (E)

W - W-B

Receive voice signal

Receiving a call while using the operator service

A waveform synchronized with the sent voice is output

K140-18 (VOR+) - K140-20 (E)

B - W-B

Receive voice signal

Receiving a call while using the operator service

A waveform synchronized with the sent voice is output

K1-15 (VOT+) - K3-1 (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

K1-10 (USBV) - K3-1 (GND1)

L - BR

DCM (Telematics transceiver) power supply

Ignition switch to ON

4.75 to 5.25 V

Ignition switch off

A waveform synchronized with sound is output

K1-11 (USBG) - K3-1 (GND1)

GR - BR

DCM (Telematics Transceiver) power supply ground signal

Always

Below 1 V

K1-13 (VOR+) - K3-1 (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

K1-14 (VOR-) - K3-1 (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

K1-15 (VOT+) - K3-1 (GND1)

B - BR

Sent voice signal

Destination assist service in use and operator speaking to vehicle occupant

A waveform synchronized with the voice signals received voice is output

K1-16 (VOT-) - K3-1 (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

K137-2 (USB4-)

-

USB communication line

-

-

K137-1 (USB4+)

-

USB communication line

-

-

K137-3 (UGD4) - Body ground

Shielded - Body ground

Shield ground

Always

Below 1 V