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Home >> Toyota >> 2025 >> Prius Plug-In Hybrid SE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Hybrid Control System (HEV) - Diagnostic Codes (1 Of 4)) >> HYBRID CONTROL SYSTEM (for M20A-FXS) >> DTC P0606-94: Hybrid/EV Powertrain Control Module Processor Unexpected Operation [12/2022 - ] >> Procedure

DTC P0606-94: Hybrid/EV Powertrain Control Module Processor Unexpected Operation [12/2022 - ]: Procedure

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  1. CHECK DTC OUTPUT (HYBRID CONTROL) 

    Pre-procedure1

    • None.
    • Check for DTCs.

      Powertrain > Hybrid Control > Trouble Codes 

      Result

      Result Proceed to
      Only P0606-94 is output A
      P0606-94 and other DTCs are output B

    Post-procedure1

    • Turn the ignition switch off.

    Result: 

    REPLACE HYBRID VEHICLE CONTROL ECU. Refer to  REMOVAL [12/2022 - 03/2023]  , or refer to  REMOVAL [03/2023 - ] 

    Result: 

    GO TO DTC CHART (HYBRID CONTROL SYSTEM)