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STEP
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INSPECTION
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ACTION
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1
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VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
• Has FREEZE FRAME DATA been recorded?
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Yes
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Go to next step.
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No
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Record FREEZE FRAME DATA on repair order, then go to next step.
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2
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VERIFY RELATED SERVICE INFORMATION AVAILABILITY
• Check for related Service Information availability.
• Is any related Service 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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INSPECT MAF SENSOR CONNECTOR FOR POOR CONNECTION
• Turn ignition key to OFF.
• Disconnect MAF/IAT sensor connector.
• Check for poor connection (damaged, pulled-out terminals, corrosion, etc.).
• Is there any malfunction?
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Yes
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Repair or replace suspected terminal or MAF/IAT sensor, then go to Step 5.
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No
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Go to next step.
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4
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INSPECT PCM CONNECTOR FOR POOR CONNECTION
• Disconnect PCM connector.
• Check for poor connection (damaged/pulled-out pins, corrosion, etc.).
• Is there any malfunction?
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Yes
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Repair terminal, then go to next step.
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No
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Replace MAF/IAT sensor, then go to next step.
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5
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VERIFY TROUBLESHOOTING OF DTC P1100 COMPLETED
• Make sure to reconnect all disconnected connectors.
• Turn ignition key to ON (Engine OFF).
• Clear DTC from memory using WDS or equivalent.
• Start the engine.
• Warm-up engine until ECT PID is above 70 ×C {158 ×F}.
• Is pending code of same DTC present?
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Yes
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Replace PCM, then go to next step.
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No
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Go to next step.
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6
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VERIFY AFTER SERVICE PRECAUTION
• Perform "AFTER SERVICE PRECAUTION".
• Are any DTCs present?
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Yes
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Go to applicable DTC inspection.
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No
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Troubleshooting completed.
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