Brake Control System -> Cooperative Control with EPS for Your Toyota Alphard Van First Generation (2002-2008)

Model Outline  
for Technician  
Engine  
Chassis  
Body  
Body Electrical  
Brake Control System  
Cooperative Control with EPS  
In addition to the conventional VSC system,  
cooperative control with EPS is newly added to  
improve the vehicle posture control  
V Bus  
No.1  
Combination  
Meter  
ECM  
Skid Control  
ECU  
Main Body  
ECU  
Brake  
Brake Actuator  
Cooperative Control with EPS  
Steering  
Angle Sensor  
Controls  
Assist Force  
Power  
Steering ECU  
Yaw Rate and  
Acceleration Sensor  
54  
Model Outline  
for Technician  
Engine  
Chassis  
Body  
Body Electrical  
Brake Control System  
Cooperative Control with EPS  
EPS assist force is controlled to help driver handling  
during VSC system operation  
When road surface resistance differs  
between both sides of wheels  
[Rear Wheel Skid Tendency]  
Increase  
Assist  
Power  
Increase  
Assist Power  
[Front Wheel Skid Tendency]  
Low High   
Low High   
Reduce  
Assist Power  
[Braking Suddenly] [Accelerating Suddenly]  
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