Toyota Corolla Cross: Brake Warning Light does not Come ON
Toyota Corolla Cross (2022-2024) Service Manual / Brake / Brake Control / Dynamic Control Systems / Electronically Controlled Brake System (for Gasoline Model) / 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. |
INSPECT COMBINATION METER ASSEMBLY |
(a) Perform the Active Test of the combination meter assembly using the GTS.
Click here .gif)
|
Tester Display |
|---|
|
Brake Warning |
(b) Check the combination meter assembly.
OK:
The brake system warning light (red indicator) turns on or off in accordance with GTS operation.
| OK | .gif)
|
REPLACE BRAKE ACTUATOR ASSEMBLY |
| NG |
|
INSPECT METER / GAUGE SYSTEM |
READ NEXT:
Brake Hold Standby Indicator Light Circuit
DESCRIPTION
The brake hold standby indicator light turns on if brake hold
control is possible when the following conditions required for operation standby
are met and the brake hold switch (elect
Brake Hold Operated Indicator Light Circuit
DESCRIPTION
The brake hold operated indicator light illuminates when the
brake hold system is operating (vehicle stopped due to brake fluid pressure hold)
and turns off when the brake hold system
Slip Indicator Light Remains ON
DESCRIPTION
This procedure is for troubleshooting when the slip indicator
light remains on but no DTCs are output.
The skid control ECU (brake actuator assembly) controls the
slip indicator ligh
SEE MORE:
Inspection
INSPECTION PROCEDURE 1. INSPECT FRONT DOOR LOCK WITH MOTOR ASSEMBLY LH
(a) Check the door lock motor operation. (1) Apply auxiliary battery voltage to the motor connector and check the operation of the door lock motor.
OK:
Measurement Condition
Specified Condition
Aux
Electronic Brake Booster Motor "A" Current Sensor Circuit Voltage Out of Range
(C13BA1C)
DESCRIPTION
When the motor current sensor inside the electric brake booster
(brake booster with master cylinder assembly) meets the detection conditions, this
DTC is stored.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
MIL
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