Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001KTIY
Model Year Start: 2020 Model: GR Corolla Prod Date Range: [09/2019 - 04/2020]
Title: TELEMATICS: TELEMATICS SYSTEM (for Hatchback): TERMINALS OF ECU; 2020 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2019 - 04/2020]

TERMINALS OF ECU

HINT:

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

DCM (TELEMATICS TRANSCEIVER)

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

I143-1 (+B) - I143-20 (E)

SB - W-B

Power source (+B)

Always

11 to 14 V

I143-20 (E) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

I143-19 (IG2) - I143-20 (E)

BR - W-B

Power source (IG)

Engine switch on (IG)

11 to 14 V

Engine switch off

Below 1 V

I143-25 (CANP)

L

CAN communication signal

-

-

I143-26 (CANN)

W

CAN communication signal

-

-

I143-30 (SLPD) - I143-20 (E)

SB - W-B

Steering lock bar position signal

Steering locked

11 to 14 V

Steering unlocked

Below 1.5 V

CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

Click here 2020 MY Corolla Corolla Hatchback GR Corolla [01/2019 - 04/2020]; THEFT DETERRENT / KEYLESS ENTRY: SMART KEY SYSTEM (for Start Function, Gasoline Model): TERMINALS OF ECU