Mazda RX-8 Manual page 1464

Extremely small leaks in the DSC HU/CM internal hydraulic system
DSC Control Inspection
1. Perform "Preparation".
2. Connect the WDS or equivalent to the DLC-2.
3. Set up an active command mode inspection according to the combination of commands below.
CAUTION:
To protect the DSC HU/CM, the solenoid valve and the pump motor used during active
•
command mode stay on for only 10 s or less each time they are switched on.
Command name
LF_TC_VLV
RF_TC_VLV
LF_DSC_V
RF_DSC_V
ABS_POWER
LF_INLET
LF_OUTLET
LR_INLET
LR_OUTLET
RF_INLET
RF_OUTLET
RR_INLET
RR_OUTLET
PMP_MOTOR
4. Send the command while rotating the wheel being inspected by hand in a forward direction.
5. Confirm that the wheel does not rotate easily while a DSC HU/CM operation click sound is heard.
Performing the inspection above determines the following:
•
The DSC HU/CM brake lines are normal.
Inspected wheels
Understeer control inhibited Oversteer control inhibited
LF RF
ON OFF
OFF ON
OFF
ON
OFF
ON
OFF
OFF
ON
OFF
ON
LR RR
ON
OFF
ON
OFF
OFF
ON
OFF
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