Diagnostic procedure
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STEP
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INSPECTION
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ACTION
|
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|---|---|---|---|
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1
|
INSPECT DSC HU/CM FOR MISMATCHED INSTALLATION
• Verify DSC HU/CM part number
• Has a DSC HU/CM with the correct part number been installed?
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Yes
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Go to next step.
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No
|
Replace with correct DSC HU/CM part number, then go to Step 7.
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2
|
INSPECT RELATED WIRING HARNESS FOR MISMATCHED INSTALLATION
• Verify wiring harness part number
• Has a wiring harness with the correct part number been installed?
|
Yes
|
Go to next step.
|
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No
|
Replace with correct DSC HU/CM part number, then go to next Step.
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|
3
|
CONFIGURE DSC HU/CM
• Can DSC HU/CM configure properly?
|
Yes
|
Go to next step.
|
|
No
|
Replace DSC HU/CM
|
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|
4
|
VERIFY TROUBLESHOOTING COMPLETED
• Make sure to reconnected all disconnect connectors.
• Clear DTC from memory.
(See Clearing DTCs Procedures.)
• Is the same DTC present?
|
Yes
|
Replace DSC HU/CM, then go to next step.
|
|
No
|
Go to next step.
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5
|
VERIFY THAT NO OTHER DTCS ARE PRESENT
• Are any other DTCs output?
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Yes
|
Go to the applicable DTC inspection.
(See DTC Table.)
|
|
No
|
DTC troubleshooting completed.
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