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Home >> Subaru >> 2020 >> Legacy Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (2.5L) (3 Of 4) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P1C00: Battery Monitor Module "A" Performance >> Notes

DTC P1C00: Battery Monitor Module "A" Performance: 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. Refer to ENGINE (DIAGNOSTICS) (H4DO)>Basic Diagnostic Procedure>PROCEDURE .
  1. CHECK DTC  .
    1. Turn the ignition switch to ON.
    2. Using the Subaru Select Monitor or a general scan tool, read the DTC of [Engine]. Refer to COMMON (DIAG)>DIAGNOSTIC TROUBLE CODE (DTC) .

    Is DTC P1C00 displayed? (Current malfunction)

    Yes  : Replace the battery sensor. Refer to STARTING/CHARGING SYSTEMS) (H4DO)>BATTERY SENSOR .

    No  : Even if DTC is detected, it has returned to a normal condition at this time. Reproduce the failure, and then perform the diagnosis again.