| Last Modified: 06-05-2026 | 6.11:8.1.0 | Doc ID: RM10000000271IE |
| Model Year Start: 2023 | Model: GR Corolla | Prod Date Range: [09/2022 - 11/2022] |
| Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model with Electric Parking Brake System TMC Made): Brake Warning Light does not Come ON; 2023 MY GR Corolla Corolla Corolla Hatchback [09/2022 - 11/2022] | ||
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Brake Warning Light does not Come ON |
DESCRIPTION
The skid control ECU (brake actuator assembly) controls the brake system warning light (red indicator) in the combination meter assembly via CAN communication.
PROCEDURE
|
1. |
CHECK VEHICLE |
(a) Check the combination meter assembly.
Result
|
Result |
Proceed to |
|---|---|
|
except 12.3 Inch Display |
A |
|
for 12.3 Inch Display |
B |
| B |
|
|
|
2. |
INSPECT COMBINATION METER ASSEMBLY |
(a) Connect the GTS to the DLC3.
(b) Turn the ignition switch to ON.
(c) Enter the following menus: Body Electrical / Combination Meter / Active Test.
(d) Perform the Active Test of the combination meter assembly using the GTS.
Click here
![2023 MY GR Corolla Corolla Corolla Hatchback Corolla HV [09/2022 - 11/2022]; METER / GAUGE / DISPLAY: METER / GAUGE SYSTEM (except 12.3 Inch Display): DATA LIST / ACTIVE TEST](/t3Portal/stylegraphics/info.gif)
Body Electrical > Combination Meter > Active Test
(e) Check the combination meter assembly.
OK:
The brake warning light / red (malfunction) turns on or off in accordance with GTS operation.
| OK |
|
| NG |
|
|
3. |
INSPECT COMBINATION METER ASSEMBLY |
(a) Connect the GTS to the DLC3.
(b) Turn the ignition switch to ON.
(c) Enter the following menus: Body Electrical / Combination Meter / Active Test.
(d) Perform the Active Test of the combination meter assembly using the GTS.
Click here
Body Electrical > Combination Meter > Active Test
(e) Check the combination meter assembly.
OK:
The multi-information display turns on or off in accordance with GTS operation.
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