CONTROLLER AREA NETWORK (CAN) OUTLINE

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• The ABS HU/CM sends and receives data to and from other modules via the CAN system. Refer to BODY & ACCESSORIES for a detailed explanation of the CAN system. (See CONTROLLER AREA NETWORK (CAN) SYSTEM OUTLINE.)

Data sent

• Brake system condition

• Wheel speeds of all four wheels

• Brake system warning light illumination request

• ABS warning light illumination request

Data received

• Brake pedal position

• Brake switch information

• Tire size

• Model information