DTC P02FA:28, P02FA:78 [MZ-CD 1.6 (Y6) (EURO5 emission level)]
id0102g7445200
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DTC P02FA:28 DTC P02FA:78 |
Intake shutter valve position sensor minimum/maximum stop performance |
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DETECTION CONDITION
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• The PCM monitors the intake shutter valve position using intake shutter valve position sensor.If the intake shutter valve position is outside the fully-open or fully-closed range, the PCM determines that there is a malfunction in the intake shutter valve.
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POSSIBLE CAUSE
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• Intake shutter valve connector or terminal malfunction
• Obstruction in intake shutter valve
• Intake shutter valve malfunction
• PCM malfunction
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Diagnostic procedure
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STEP |
INSPECTION |
ACTION |
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1
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VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
• Has the FREEZE FRAME DATA been recorded?
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Yes
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Go to the next step.
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No
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Record the FREEZE FRAME DATA on the repair order, then go to the next step.
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2
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VERIFY RELATED REPAIR INFORMATION AVAILABILITY
• Verify related service repair information availability.
• Is any related repair information available?
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Yes
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Perform repair or diagnosis according to the available repair information.
• If the vehicle is not repaired, go to the next step.
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No
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Go to the next step.
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3
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VERIFY RELATED PENDING CODE AND/OR DTC
• Switch the ignition to ON (engine off).
• Perform the Pending Trouble Code Access Procedure and DTC Reading Procedure.
• Is the other PENDING CODE/DTC also present?
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Yes
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Go to the applicable DTC inspection.
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No
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Go to the next step.
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4
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INSPECT INTAKE SHUTTER VALVE CONNECTOR FOR POOR CONNECTION
• Switch the ignition to OFF.
• Disconnect the intake shutter valve connector.
• Inspect for poor connection (such as damaged/pulled-out pins, and corrosion).
• Is there any malfunction?
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Yes
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Repair or replace terminal, then go to Step 7.
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No
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Go to the next step.
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5
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VISUALLY INSPECT INTAKE SHUTTER VALVE
• The intake shutter valve connector is disconnected.
• Visually inspect intake shutter valve.
• Is there any obstacle (carbon deposit etc.) on intake shutter valve?
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Yes
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Remove the obstacle, then 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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INSPECT THE INTAKE SHUTTER VALVE
• Inspect the intake shutter valve.
• Is the intake shutter valve 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 intake shutter valve.
Then go to the next step.
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7
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VERIFY THAT DTC P02FA:28, P02FA:78 TROUBLESHOOTING IS COMPLETED
• Make sure to reconnect all disconnected connectors.
• Clear the DTC from the PCM memory using the M-MDS.
• Run the vehicle under the FREEZE FRAME DATA stored condition.
• Is the same DTC present?
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Yes
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Repeat the inspection from Step 1.
• If the malfunction recurs, replace the PCM.
Go to the next step.
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No
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Go to the next step.
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8
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VERIFY AFTER REPAIR PROCEDURE
• Perform the after repair procedure.
• Are any DTCs present?
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Yes
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Go to the applicable DTC inspection.
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No
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DTC troubleshooting completed.
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