Mazdaspeed6 L4-2.3L Turbo (2006)
1. Perform the "Preparation."
2. Connect WDS or equivalent to the DLC-2.
3. Set up an active command modes inspection according to the combination of commands below.
Pressure retention
Note:
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To protect the DSC HU/CM, the solenoid valve used for simulations and the ABS motor stay on for 10 s each time they are switched on.
4. Send the command while attempting to rotate the wheel being inspected.
5. When pressure is being maintained, and a click sound indicating the solenoid is operating comes from the DSC HU/CM, confirm that the wheel
does not rotate.
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Performing the inspections above determines the following.
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The DSC HU/CM brake lines are normal
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The DSC HU/CM hydraulic system is not significantly abnormal
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The DSC HU/CM wiring is normal
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Output system harness in DSC HU/CM (solenoid, relay) are normal
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However, the following items cannot be checked.
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The DSC HU/CM input system harness and parts
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Extremely small leaks in the DSC HU/CM internal hydraulic system
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Unusual intermittent occurrences in the above items