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Home >> Subaru >> 2021 >> Legacy Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (2.5L) (Diagnostics) (2 Of 4) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P05C0: Active Grille Air Shutter Module "A" Over Temperature >> Notes
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DTC P05C0: Active Grille Air Shutter Module "A" Over Temperature: Notes

1. - 

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 DTC  .
    1. Turn the ignition switch to OFF, and cool down the engine enough.
      NOTE: Cool down the engine unit until it can be easily touched by hand.
    2. Turn the ignition switch to ON.
    3. Using the Subaru Select Monitor or a general scan tool, read the DTC of [Engine]. Ref. to COMMON (DIAG)>DIAGNOSTIC TROUBLE CODE (DTC) .

    Is DTC P05C0 displayed? (Current malfunction)

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

    No  : Even if DTC is detected, the circuit has returned to a normal condition at this time.

    NOTE: In this case, there may have been a temporary rise of the temperature in the engine compartment.