DTC C0022:56 [DSC HU/CM]
id040262003400
Outline
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System malfunction location |
DSC HU/CM (internal malfunction) |
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Detection condition
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• The DSC HU/CM detects a mismatch between the calibration data of the inlet solenoid valve stored in the internal memory and the calibration data of the inlet solenoid valve which was initialized when the ignition was switched ON (engine off or on).
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Fail-safe
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Refer to “DTC Table” and “Fail-safe Function Malfunction Contents Table”.(See DTC TABLE [DSC HU/CM (E)].)
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Possible cause
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• DSC HU/CM internal malfunction
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System wiring diagram
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Not applicable
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Connector diagram
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Not applicable
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Diagnostic Procedure
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Step |
Inspection |
Results |
Action |
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1
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INSPECT DSC HU/CM FOR MALFUNCTION DEPENDING ON REPEATABILITY
• Clear the DTC recorded in the memory.
(See CLEARING DTC.)
• Perform the DTC inspection for the DSC HU/CM.
(See DTC INSPECTION.)
• Is the same Pending DTC present?
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Yes
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Replace the DSC HU/CM and perform the repair completion verification.
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No
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Go to the next step.
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Repair completion verification
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VERIFY IF OTHER DTCs DISPLAYED
• Perform the DTC inspection.
(See DTC INSPECTION.)
• Are any DTCs displayed?
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Yes
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Repair the malfunctioning location according to the applicable DTC troubleshooting.
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No
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DTC troubleshooting completed.
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