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System Diagram

Fig 1: Identifying Power Steering System Diagram
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COMMUNICATION TABLE

Sender Receiver Signal Communication Line
Skid Control ECU Power Steering ECU ABS control signal (FL wheel) CAN
ABS control signal (FR wheel) CAN
ABS control signal (RL wheel) CAN
ABS control signal (RR wheel) CAN
VSC operation prohibited signal CAN
Yaw rate deviation signal CAN
TRC control signal (FL wheel) CAN
TRC control signal (FR wheel) CAN
Estimated brake hydraulic pressure difference (between FR and FL wheels) signal CAN
Power Steering ECU ECM EPS idle up request signal CAN
Power Steering ECU Combination Meter ECU EPS warning light signal CAN
ECM Power Steering ECU Engine speed signal CAN