Toyota Corolla Cross: Terminals Of Ecu

I200-1 (+B) - I200-20 (E)

Power source (+B)

Ignition switch off

11 to 14 V

I200-15 (USBV) - I200-20 (E)

DCM (telematics transceiver) power supply signal

Ignition switch ON

4.75 to 5.25 V

Ignition switch off

Below 1 V

I200-17 (VOT+) - I200-20 (E)

Sent voice signal

Calling while using the operator service

A waveform synchronized with the received voice is output

I200-19 (IG2) - I200-20 (E)

Power source (IG)

Ignition switch ON

11 to 14 V

Ignition switch off

Below 1 V

I200-20 (E) - Body ground

Ground

Always

Below 1 Ω

I200-25 (CANP)

CAN communication signal

-

-

I200-26 (CANN)

CAN communication signal

-

-

I200-31 (USBG) - Body ground

Shield ground

Always

Below 1 Ω

I200-33 (VOT-) - I200-20 (E)

Sent voice signal

Calling while using the operator service

A waveform synchronized with the received voice is output

t1-1 (USB-)

USB communication line

-

-

t1-2 (USB+)

USB communication line

-

-

t1-3 (USBS) - Body ground

Shield ground

Always

Below 1 Ω