Description and Operation: Description: Notes

This specification applies to HCU(Hydraulic Control Unit) and ECU(Electronic Control Unit) of the HECU.(Hydraulic and Electronic Control Unit)

This specification is for the wiring design and installation of ABS/ESC ECU.

This unit has the functions as follows.

• Input of signal from Pressure sensor, Steering angle sensor, Yaw & Lateral G sensor, the wheel speed sensors attached to each wheel.
• Control of braking force/traction force/yaw moment.
• Failsafe function.
• Self diagnosis function.
• Interface with the external diagnosis tester.

  Installation Position : Engine Compartment 

• Brake tube length from Master cylinder port to HECU inlet port should be max. 1m
• The position should not be close to the engine block and not lower than the wheel.