Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001C9T6
Model Year Start: 2019 Model: GR Corolla Prod Date Range: [06/2018 - 09/2022]
Title: METER / GAUGE / DISPLAY: HEADUP DISPLAY SYSTEM: TERMINALS OF ECU; 2019 - 2022 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 - 09/2022]

TERMINALS OF ECU

METER MIRROR SUB-ASSEMBLY

(a) Measure the voltage and resistance according to the value(s) in the table below.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Signal Input/Output

Condition

Specified Condition

I62-1 (IG) - Body ground

V - Body ground

Engine switch signal

Input

Engine switch off → Engine switch on (IG)

Below 1 V → 11 to 14 V

L62-2 (B) - Body ground

SB - Body ground

Battery

-

Always

11 to 14 V

I62-4 (ES) - Body ground

W-B - Body ground

Ground

-

Always

Below 1 Ω

I62-12 (MPX1)

LG

CAN communication line

Input/Output

-

-

I62-13 (MPX2)

W

CAN communication line

Input/Output

-

-

I62-14 (TX+)

B

Local bus communication line

Input/Output

-

-

I62-15 (TX-)

Y

Local bus communication line

Input/Output

-

-