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STEP
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INSPECTION
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ACTION
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1
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RECORD CONTINUOUS MEMORY DTC
• Turn engine switch to ON (Engine OFF).
• Retrieve all stored DTCs using WDS or equivalent.
• Are there any DTCs present?
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Yes
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Record all stored DTCs (continuous memory DTC), then go to next step.
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No
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Go to next step.
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2
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VERIFY RELATED REPAIR INFORMATION AVAILABILITY
• Check for related Service Information availability.
• Is any related repair information available?
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Yes
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Perform repair or diagnosis according to available Service information.
• If vehicle is not repaired, go to next step.
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No
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Go to next step.
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3
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PERFORM KOEO SELF-TEST
• Start engine.
• Warm up engine completely.
• Turn off all electrical loads.
• Perform KOEO SELF-TEST PROCEDURE.
• Are there any KOEO DTCs present?
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Yes
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Repair KOEO DTC.
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No
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Go to next step.
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4
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PERFORM KOER SELF-TEST
• Start engine.
• Perform KOER SELF-TEST PROCEDURE.
• Are there any KOER DTCs present?
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Yes
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Repair KOER DTC.
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No
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• If continuous memory DTC is present at Step 1, return to applicable DTC troubleshooting procedure step.
• If continuous memory DTC is not present at Step 1, go to symptom troubleshooting.
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