DTC U053B:00 [DSC HU/CM]
id040262848700
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DTC
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U053B:00
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Abnormal message from forward sensing camera (FSC)
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DETECTION CONDITION
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• Correct data cannot be received from forward sensing camera (FSC)
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FAIL-SAFE FUNCTION
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Refer to “DTC Table” and “Fail-safe function table”. (See DTC TABLE [DSC HU/CM].)
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POSSIBLE CAUSE
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• Forward sensing camera (FSC) malfunction
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SYSTEM WIRING DIAGRAM
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Not applicable
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Diagnostic procedure
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STEP |
INSPECTION |
ACTION |
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1
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INSPECT FOR FORWARD SENSING CAMERA (FSC) MALFUNCTION
• Switch the ignition off.
• Using the M-MDS, perform the DTC inspection for the forward sensing camera (FSC).
• Are any DTCs detected?
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Yes
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Go to applicable DTC inspection.
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No
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Go to the next step.
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2
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VERIFY THAT THE SAME DTC IS NOT PRESENT
• Using the M-MDS, clear the DTC from the DSC HU/CM.
(See CLEARING DTC [DSC HU/CM].)
• Retrieve the DSC HU/CM DTCs using the M-MDS.
(See DTC INSPECTION [DSC HU/CM].)
• Are the same DTCs present?
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Yes
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Repeat the inspection from Step 1.
If the malfunction recurs, replace the forward sensing camera (FSC), then go to the next step.
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No
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Go to the next step.
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3
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VERIFY THAT NO OTHER DTCS ARE PRESENT
• Are any other DTCs output?
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Yes
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Go to the applicable DTC inspection.
(See DTC TABLE [DSC HU/CM].)
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No
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DTC troubleshooting completed.
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