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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 86 (Engine Control System (A25A-FXS) - Diagnostic Codes (P05B1-06DA)) >> SFI System >> DTC P0657-14: Actuator Supply Voltage "A" Circuit Short to Ground or Open [11/2023 - ] >> Procedure

DTC P0657-14: Actuator Supply Voltage "A" Circuit Short to Ground or Open [11/2023 - ]: Procedure

WARNING: This page is about a different variant/trim than selected.
  1. CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC P0657-14) 
    1. Read the DTCs.

      Powertrain > Engine > Trouble Codes 

      Result

      Result Proceed to
      DTC P0657-14 is output A
      DTC is not output B

    Result: 

    A 

    REPLACE ECM 

    Refer to REMOVAL [11/2023 - ]

    Result: 

    B 

    CHECK FOR INTERMITTENT PROBLEMS 

    Refer to CHECK FOR INTERMITTENT PROBLEMS [12/2019 - ]

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