ACTUATOR




HYDRAULIC UNIT


The hydraulic unit incorporates the ABS control and ASC control. The cut valve, pressure relief valve, suction valve, suction damper, G & yaw rate sensor and pressure sensor have been added to the unit for the ASC control.
note For the internal hydraulic circuit of the hydraulic unit, refer to .

ASC OPERATION LAMP, ASC WARNING DISPLAY AND LAMP, ASC OFF lamp


The ASC system illuminates or flashes the ASC operation lamp, ASC warning display and lamp or ASC OFF lamp in the following operation patterns, and informs the driver of the ASC system status.
ASC operation lamp
ASC warning display and lamp
ASC OFF lamp

ASC operation lamp, ASC warning display and lamp, ASC OFF lamp illumination and flashing patterns
State
ASC operation lamp
ASC warning display and lamp
ASC OFF lamp
Normal
Normal
-
-
-
Stability control operated
Flashing (4 Hz)
-
-
TCL operated
Flashing (4 Hz)
-
-
HSA operated
-
-
-
ASC is disabled by ASC OFF switch
ASC disabled
-
-
Illuminates
When the brake pad temperature is high
ASC-ECU informs the driver that the brake TCL does not function.
-
-
Flashing (2 Hz)
Abnormal
Stability control malfunction
-
Illuminates
Illuminates
TCL malfunction
-
Illuminates
Illuminates
HSA malfunction
-
Illuminates
-*
M.U.T.-III connection
Actuator not operated
-
-
-
Actuator operated
-
Illuminates
Illuminates
note * Illuminates if the TCL function or stability control function is defective when the HSA function is defective. (HSA control prohibited)