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Home >> Toyota >> 2022 >> Corolla Cross L, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 26 (Hybrid Control System - Diagnostic Codes (1 Of 3)) >> Hybrid Control System >> DTC P0A1F-94: Hybrid/EV Battery Energy Control Module Unexpected Operation [11/2022 - ] >> Procedure

DTC P0A1F-94: Hybrid/EV Battery Energy Control Module Unexpected Operation [11/2022 - ]: Procedure

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  1. CHECK DTC OUTPUT (HYBRID CONTROL) 
    1. Check for DTCs.

      Powertrain > Hybrid Control > Trouble Codes 

      Result

      Result Proceed to
      P0A1F-94 only is output. A
      DTCs except P0A1F-94 are output. B
    2. Turn the ignition switch off.

    Result: 

    REPLACE BATTERY ECU ASSEMBLY. Refer to  REMOVAL [11/2022 - ] 

    Result: 

    GO TO DTC CHART (HYBRID CONTROL SYSTEM) 

    Refer to DIAGNOSTIC TROUBLE CODE CHART [11/2022 - 12/2024] , or refer to DIAGNOSTIC TROUBLE CODE CHART [12/2024 - ]