| Last Modified: 07-31-2024 | 6.11:8.1.0 | Doc ID: RM10000000270LJ |
| Model Year Start: 2023 | Model: GR Corolla | Prod Date Range: [09/2022 - 11/2022] |
| Title: ADVANCED DRIVER ASSISTANCE SYSTEM: FRONT RADAR SENSOR SYSTEM (for TMC Made): TERMINALS OF ECU; 2023 MY Corolla Corolla Hatchback Corolla HV GR Corolla [09/2022 - 11/2022] | ||
TERMINALS OF ECU
NOTICE:
- DTCs may be output when connectors are disconnected during inspection. Therefore, be sure to clear the DTCs using the GTS once the inspection has been completed.
- Do not apply excessive force to the millimeter wave radar sensor assembly connector.
CHECK MILLIMETER WAVE RADAR SENSOR ASSEMBLY
(a) Measure the voltage and resistance according to the value(s) in the table below.
|
Terminal No. (Symbol) |
Terminal Description |
Condition |
Specified Condition |
|---|---|---|---|
|
A128-1 (IGB) - A128-5 (SGND) |
Power source |
Ignition switch ON |
11 to 14 V |
|
Ignition switch off |
Below 1 V |
||
|
A128-3 (CA2L) |
CAN communication signal |
- |
- |
|
A128-4 (CA2H) |
CAN communication signal |
- |
- |
|
A128-5 (SGND) - Body ground |
Ground |
Always |
Below 1 Ω |
|
A128-7 (CA1N) |
CAN communication signal |
- |
- |
|
A128-8 (CA1P) |
CAN communication signal |
- |
- |
|
A128-9 (CA3L) |
CAN communication signal |
- |
- |
|
A128-10 (CA3H) |
CAN communication signal |
- |
- |
|
|