Last Modified: 05-13-2024 |
6.11:8.1.0 |
Doc ID: RM1000000026PHD |
Model Year Start: 2023 |
Model: GR Corolla |
Prod Date Range: [09/2022 - 11/2022] |
Title: TELEMATICS: TELEMATICS SYSTEM (for Gasoline Model): TERMINALS OF ECU; 2023 MY Corolla Corolla Hatchback GR Corolla [09/2022 - 11/2022] |
TERMINALS OF ECU
HINT:
Check from the rear of the connector while it is connected to the components.
DCM (TELEMATICS TRANSCEIVER) (for TMC Made)
Terminal No. (Symbol)
|
Terminal Description
|
Condition
|
Specified Condition
|
I143-1 (+B) - I143-20 (E)
|
Power source (+B)
|
Always
|
11 to 14 V
|
I143-15 (USBV) - I143-20 (E)
|
DCM (telematics transceiver) power supply signal
|
Ignition switch On
|
4.75 to 5.25 V
|
Ignition switch off
|
Below 1 V
|
I143-17 (VOT+) - I143-20 (E)
|
Sent voice signal
|
Calling while using the operator service
|
A waveform synchronized with the received voice is output
|
I143-19 (IG2) - I143-20 (E)
|
Power source (IG)
|
Ignition switch On
|
11 to 14 V
|
Ignition switch off
|
Below 1 V
|
I143-20 (E) - Body ground
|
Ground
|
Always
|
Below 1 Ω
|
I143-25 (CANP)
|
CAN communication signal
|
-
|
-
|
I143-26 (CANN)
|
CAN communication signal
|
-
|
-
|
I143-31 (USBG) - Body ground
|
Shield ground
|
Always
|
Below 1 Ω
|
I143-33 (VOT-) - I143-20 (E)
|
Sent voice signal
|
Calling while using the operator service
|
A waveform synchronized with the received voice is output
|
t7-1 (USB-)
|
USB communication line
|
-
|
-
|
t7-2 (USB+)
|
USB communication line
|
-
|
-
|
t7-3 (USBS) - Body ground
|
Shield ground
|
Always
|
Below 1 V
|
RADIO AND DISPLAY RECEIVER ASSEMBLY (for TMC Made)
Click here
DCM (TELEMATICS TRANSCEIVER) (for TMMMS Made)
Terminal No. (Symbol)
|
Terminal Description
|
Condition
|
Specified Condition
|
I143-1 (+B) - I143-20 (E)
|
Power source (+B)
|
Always
|
11 to 14 V
|
I143-19 (IG2) - I143-20 (E)
|
Power source (IG)
|
Ignition switch On
|
11 to 14 V
|
Ignition switch off
|
Below 1 V
|
I143-20 (E) - Body ground
|
Ground
|
Always
|
Below 1 Ω
|
I143-25 (CANP)
|
CAN communication signal
|
-
|
-
|
I143-26 (CANN)
|
CAN communication signal
|
-
|
-
|
I143-30 (SLPD) - I143-20 (E)
|
Steering lock bar position signal
|
Steering locked
|
11 to 14 V
|
Steering unlocked
|
Below 1.5 V
|
CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) (for TMMMS Made)
Click here
|