Controller Area Network (Can) Outline; Data Sent; Data Received; Abs Wheel-Speed Sensor Function - Mazda RX-8 2004 Service Highlights

CONTROLLER AREA NETWORK (CAN) OUTLINE

• The DSC HU/CM sends and receives data to and from other modules via the CAN system. Refer to Section 09
for a detailed explanation of the CAN system.

Data sent

• Travelled distance
• Brake system status
• Wheel speeds of all four wheels
• ABS wheel-speed sensor status
• Torque reduction request

Data received

• Engine speed
• Throttle valve opening angle
• Engine torque
• Torque reduction disabled
• Transmission/axle specifications
• Tire size
• Target gear position/selector lever position
• Steering angle
• Steering angle sensor status
• Parking brake position
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ABS WHEEL-SPEED SENSOR FUNCTION

• The ABS wheel-speed sensor, which has a magnetic pick-up, transmits the rotation condition of each wheel to
the DSC HU/CM.
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ABS WHEEL-SPEED SENSOR CONSTRUCTION/OPERATION

• The construction and operation of the ABS wheel-speed sensor is the same as that of vehicles with ABS.
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04–15–16
DYNAMIC STABILITY CONTROL
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