LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2025 >> 4Runner TRD Pro >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Control System (HEV) - Diagnostic Codes (P050A-O09A0) >> SFI SYSTEM (for 1Motor-HEV Model) >> DTC P0606-09: Control Module Processor (Brake Override System Output Signal) Component Failure [12/2024 - ] >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC P0606-09: Control Module Processor (Brake Override System Output Signal) Component Failure [12/2024 - ]: Procedure

  1. READ OUTPUT DTC (IN ADDITION TO DTC P0606-09) 

    Pre-procedure1

    • Perform a confirmation drive. (Refer to confirmation drive in function description)
    • Read the DTCs.

      Powertrain > Engine > Trouble Codes 

      Result

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

      HINT: 

      If any DTCs other than P0606-09 are output, troubleshoot those DTCs first.

    Post-procedure1

    • None

    Result: 

    REPLACE ECM 

    Refer to REMOVAL [12/2024 - ]

    Result: 

    See step  2

  2. GO TO DTC CHART 

    HINT: 

    After the inspection, perform the following procedure.

    Refer to DIAGNOSTIC TROUBLE CODE CHART [12/2024 - ]

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  3

  3. 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  4

  4. CONFIRM WHETHER MALFUNCTION HAS BEEN SUCCESSFULLY REPAIRED 

    Pre-procedure1

    • Perform a confirmation drive. (Refer to confirmation drive in function description)
    • Read the DTCs.

      Powertrain > Engine > Trouble Codes 

      Result

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

    Post-procedure1

    • None

    Result: 

    END 

    Result: 

    REPLACE ECM 

    Refer to REMOVAL [12/2024 - ]