DTC U0415:68 [REAR VEHICLE MONITORING SYSTEM]
id0902z2885500
Description |
Error signal received from DSC HU/CM |
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Detection condition
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• Rear vehicle monitoring control module (LH) receives the error signal from the DSC HU/CM for 2 s or more.
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Fail-safe function
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• Inhibits the rear vehicle monitoring system.
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Possible cause
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• DTCs are stored in the DSC HU/CM.
• DTCs are stored in the instrument cluster.
• Instrument cluster malfunction
• DSC HU/CM malfunction
• Rear vehicle monitoring control module (LH) malfunction
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System wiring diagram
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Not applicable
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Diagnostic Procedure
Step |
Inspection |
Action |
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---|---|---|---|
1
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VERIFY DSC HU/CM DTCs
• Retrieve the DSC HU/CM DTCs using the M-MDS.
• 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.
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No
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Go to the next step.
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2
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VERIFY INSTRUMENT CLUSTER DTCs
• Retrieve the instrument cluster DTCs using the M-MDS.
• Are any DTCs displayed?
|
Yes
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Repair or replace the malfunctioning part according to the applicable DTC troubleshooting.
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No
|
Go to the next step.
|
||
3
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INSPECT INSTRUMENT CLUSTER
• Inspect the instrument cluster.
• Is the instrument cluster normal?
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Yes
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Go to the next step.
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No
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Replace the instrument cluster, then go to Step 5.
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4
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PERFORM DTC INSPECTION AND VERIFY DSC HU/CM MALFUNCTION
• Clear the DTC for the rear vehicle monitoring control module using the M-MDS.
• Switch the ignition ON (engine off or on) and wait for 3.5 s or more.
• Retrieve the rear vehicle monitoring control module DTCs using the M-MDS.
• Is the same DTC displayed?
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Yes
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Replace the DSC HU/CM, then go to the next step.
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No
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Go to Step 6.
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5
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VERIFY THAT REPAIRS HAVE BEEN COMPLETED
• Clear the DTC for the rear vehicle monitoring control module using the M-MDS.
• Switch the ignition ON (engine off or on) and wait for 3.5 s or more.
• Retrieve the rear vehicle monitoring control module DTCs using the M-MDS.
• Is the same DTC displayed?
|
Yes
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Repeat the inspection from Step 1.
• If the malfunction recurs, replace the rear vehicle monitoring control module (LH).
Go to the next step.
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No
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Go to the next step.
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6
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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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