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Home >> Lexus >> 2025 >> NX 350 Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (P0606-P11EA) >> SFI System >> DTC P0606-09: Control Module Processor (Brake Override System Output Signal) Component Failure [11/2021 - ] >> Procedure
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DTC P0606-09: Control Module Processor (Brake Override System Output Signal) Component Failure [11/2021 - ]: Procedure

  1. READ OUTPUT DTC (IN ADDITION TO DTC P0606-09) 
    1. Wait 1 second or more.
    2. Read the DTCs.

      Powertrain > Engine > Trouble Codes 

      Result

      Result Proceed to
      DTC P0606-09 is output A
      DTC P0606-09 and other DTCs are output B

    Result: 

    REPLACE ECM. Refer to  REMOVAL [11/2021 - ] 

    Result: 

    See step  2

  2. GO TO DTC CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART [11/2021 - 03/2023]  , or Refer to  DIAGNOSTIC TROUBLE CODE CHART [03/2023 - 03/2024]  , or Refer to  DIAGNOSTIC TROUBLE CODE CHART [03/2024 - ] 

    HINT: 

    After the inspection, perform the following procedure.

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  3

  3. CLEAR DTC 
    1. Clear the DTCs.

      Powertrain > Engine > Clear DTCs 

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

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  4

  4. CONFIRM WHETHER MALFUNCTION HAS BEEN SUCCESSFULLY REPAIRED 
    1. Drive the vehicle in accordance with the driving pattern described in Confirmation Driving Pattern.
    2. Read the DTCs.

      Powertrain > Engine > Trouble Codes 

      Result

      Result Proceed to
      DTCs are not output A
      DTC P0606-09 is output B

    Result: 

    END 

    Result: 

    REPLACE ECM. Refer to  REMOVAL [11/2021 - ]