ELECTRIC PARKING BRAKE WARNING LIGHT
DESIGN/PURPOSE
The electric parking brake Warning Light (Yellow) warns the driver of a malfunction in the electric parking brake system.
SYNCHRONIZATION WITH MASTER WARNING LIGHT
Applicable
OPERATION AT COMBINATION METER CAN COMMUNICATION CUT-OFF OR UNUSUAL SIGNAL
For actions on CAN communications blackout in the combination meter. Refer to
Fail-Safe
.
SYSTEM DIAGRAM
*: For DTCs that the electric parking brake Warning Light (Yellow) turns ON. Refer to
DTC Index.
SIGNAL PATH
- The ABS actuator and electric unit (control unit) transmits a electric parking brake warning light signal to the combination meter via CAN communication.
- The combination meter turns ON the electric parking brake warning light (Yellow) when receiving a electric parking brake warning light signal.
- For the relationship between warning light and DTC. Refer to DTC Index.
LIGHTING CONDITION
- When combination meter is not receiving signal from ABS actuator and electric unit (control unit) via CAN communication.
- When a malfunction is detected in parking brake switch.
- When a malfunction is detected in other control unit (malfunction of CAN communication or malfunction of signal).
- When a not operate the electric parking brake system (impossible of malfunction confirmation).
- When a malfunction is detected in electric parking brake system.
- For the relationship between warning light and DTC. Refer to DTC Index.
SHUTOFF CONDITION
- When the condition listed below is satisfied.
- Erase DTC
- Other control unit is normal
- Vehicle condition is sleep status.
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