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Home >> Lexus >> 2025 >> RX 350h Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (P2270-P26CE) >> SFI System >> DTC P2610-29: ECM/PCM Engine Off Timer Performance Signal Invalid; DTC P2610-93: ECM/PCM Engine Off Timer Performance No Operation [10/2022 - 08/2023] >> Procedure
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DTC P2610-29: ECM/PCM Engine Off Timer Performance Signal Invalid; DTC P2610-93: ECM/PCM Engine Off Timer Performance No Operation [10/2022 - 08/2023]: Procedure

  1. REPLACE ECM 

    HINT: 

    Refer to REMOVAL [10/2022 - 08/2023]

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  2

  2. CLEAR DTC 

    Pre-procedure1

    • None.
    • Clear the DTCs.

      Powertrain > Engine > Clear DTCs 

      Result

      Proceed to
      NEXT

    Post-procedure1

    • Turn the ignition switch off and wait for at least 30 seconds.

    Result: 

    NEXT 

    See step  3

  3. CHECK WHETHER DTC OUTPUT RECURS (DTC P2610-29 OR P2610-93) 

    Pre-procedure1

    • Drive the vehicle in accordance with the driving pattern described in Confirmation Driving Pattern.
    • Read the Pending DTCs.

      Powertrain > Engine > Trouble Codes 

      HINT: 

      If no pending DTC is output, the repair has been successfully completed.

      Result

      Proceed to
      NEXT

    Post-procedure1

    • None.

    Result: 

    NEXT 

    END