Mazda Speed 6. Manual - part 13
04 BRAKES
54
DSC: Understeer Correction
•
Left turn
•
Understeer is detected
•
DSC applies ABS pump, traction switching and stability control
solenoids to slow the left rear wheel to correct
•
The ABS pump also charges the accumulator
•
Left rear wheel is slowed
Solenoid operation during a left turn to obtain target wheel speed
Traction switching
solenoid
Stability
control
solenoid
Pressure-retention solenoid valve
Pressure-reduction solenoid
Pump
motor
LF - RR
RF-LR
LF-
RR
RF-
LR
LF
RF
LR
RR
LF
RF
LR
RR
Pressure
Increase
OFF
(Open)
ON
(Closed)
OFF
(Closed)
OFF
(Open)
On
(Closed)
OFF (Open)
OFF (Closed)
Operating
Pressure
Maintain
OFF
(Open)
ON
(Closed)
OFF
(Closed)
OFF
(Open)
On (Closed)
OFF(Open)
OFF (Closed)
Stopped
Pressure
Reduction
OFF
(Open)
ON
(Closed)
OFF
(Closed)
OFF
(Open)
On (Closed)
OFF (Open)
OFF (Closed)
ON
(Open)
OFF
(Closed)
Operating