EBD Warning Light (Brake Warning Light) Comes on Steady
EBD Warning Light (Brake Warning Light) Comes ON SteadyWiring Diagram
Referring to "Wiring Diagram" under ABS Warning Light Does Not Come ON at Ignition Switch ON.
Circuit Description
EBD warning lamp (brake warning lamp) is controlled by ABS ESP(R) control module and BCM through lamp driver module in combination meter. If EBD system is in good condition, ABS ESP(R) control module turns EBD warning lamp ON at the ignition switch ON, keeps it ON for 2 seconds and then turns it OFF. EBD warning lamp is turned ON continuously at the following conditions.
^ EBD system is an abnormality
^ Connector of ABS ESP(R) control module is disconnected
^ Parking brake switch is ON
^ Brake fluid level is lower than minimum level
The information of parking brake switch and brake fluid level are transmitted from BCM to lamp driver module in combination meter through CAN communication line.
Troubleshooting
Step 1-4:
Step 5:
