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Home >> Subaru >> 2018 >> Crosstrek Base, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostics) (2 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P059A: Active Grille Air Shutter "A" Position Sensor Circuit >> Notes
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DTC P059A: Active Grille Air Shutter "A" Position Sensor Circuit: Notes

DTC detecting condition: 

Immediately at fault recognition

NOTE: After the faulty parts are repaired or replaced, perform the final check in Basic Diagnostic Procedure. Ref. to ENGINE (DIAGNOSTICS) (H4DO)>Basic Diagnostic Procedure>PROCEDURE .
  1. CHECK ACTIVE GRILLE SHUTTER  .

    Check the area around the active grille shutter louver, louver link and actuator.

    Is there any abnormality such as a foreign matter adhered or pinched and a frost?

    Yes:  Remove the foreign matter from the active grille shutter and go to the next step.

    Go to  2.

    No:  Go to  2.

  2. CHECK ACTIVE GRILLE SHUTTER  .
    1. Disconnect the ground terminal from battery sensor. Ref. to REPAIR CONTENTS>NOTE>BATTERY .
    2. Remove the front bumper. Ref. to EXTERIOR/INTERIOR TRIM>Front Bumper>REMOVAL
    3. Check the area around the active grille shutter louver, louver link and actuator.

    Is there any damage in each part of the active grille shutter?

    Yes:  Replace the active grille shutter. Ref. to COOLING (H4DO)>ACTIVE GRILLE SHUTTER .

    No:  Go to  3.

  3. CHECK ACTIVE GRILLE SHUTTER  .
    1. Turn the ignition switch to OFF, and wait for approx. 30 seconds.
    2. Turn the ignition switch to ON.
      NOTE: Make sure that the ambient temperature is equal to or higher than 3°C (37.4°F).
    3. Start the engine.
    4. Three minutes after starting the engine, perform the operation check for the active grille shutter using the Subaru Select Monitor.
      NOTE: For detailed operation procedures, refer to the "Active Test". Ref. to ENGINE (DIAGNOSTICS) (H4DO)>ACTIVE TEST .

    Does the open/close operation finish correctly?

    Yes:  Even if DTC is detected, it has returned to a normal condition at this time.

    NOTE: In this case, it is assumed that the active grille shutter may have temporarily had a foreign matter adhered/pinched or a frost.

    No:  Replace the active grille shutter. Ref. to COOLING (H4DO)>ACTIVE GRILLE SHUTTER .