DTC U0415:68 [FORWARD SENSING CAMERA (FSC)]
id0902p9030100
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Description |
Error signal from DSC/RSC HU/CM |
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Detection condition
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• Forward sensing camera (FSC) receives the error signal from the DSC/RSC HU/CM for 1 s or more.
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Fail-safe
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• Inhibits the lane departure warning system (LDWS).
• Inhibits the high beam control (HBC) system.
• Inhibits the forward obstruction warning (FOW) system.
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Possible cause
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• DSC/RSC HU/CM DTC is stored.
• DSC/RSC HU/CM malfunction
• Forward sensing camera (FSC) malfunction
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System wiring diagram
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—
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Diagnostic procedure
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Step |
Inspection |
Action |
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1
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VERIFY DSC/RSC HU/CM DTCs
• Retrieve the DSC/RSC HU/CM DTCs using the M-MDS.
(See ON-BOARD DIAGNOSIS [DSC/RSC].)
• Are any DTCs displayed?
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Yes
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Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
(See ON-BOARD DIAGNOSIS [DSC/RSC].)
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No
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Go to the next step.
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2
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PERFORM DTC INSPECTION AND VERIFY DSC/RSC HU/CM MALFUNCTION
• Clear the DTC for the forward sensing camera (FSC) using the M-MDS.
• Turn the ignition switch to the ON position and wait for 2.5 s or more.
• Retrieve the forward sensing camera (FSC) DTCs using the M-MDS.
• Is the same DTC displayed?
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Yes
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Replace the DSC/RSC HU/CM, then go to the next step.
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No
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Go to Step 4.
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3
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VERIFY DTC TROUBLESHOOTING COMPLETED
• Clear the DTC for the forward sensing camera (FSC) using the M-MDS.
• Turn the ignition switch to the ON position and wait for 2.5 s or more.
• Retrieve the forward sensing camera (FSC) DTCs using the M-MDS.
• Is the same DTC displayed?
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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).
Go to the next step.
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No
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Go to the next step.
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4
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VERIFY IF OTHER DTCs DISPLAYED
• Are any other DTCs displayed?
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Yes
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Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
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No
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DTC troubleshooting completed.
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