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Home >> Toyota >> 2018 >> 4Runner TRD Pro >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (P0560-P2121) >> SFI System >> DTC P0607: Control Module Performance [08/2015 - ] >> Procedure
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DTC P0607: Control Module Performance [08/2015 - ]: Procedure

  1. CHECK FOR ANY OTHER DTCS OUTPUT 
    1. Connect the Techstream to the DLC3.
    2. Turn the ignition switch to ON.
    3. Turn the Techstream on.
    4. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
    5. Read the DTCs (Refer to DTC CHECK / CLEAR [08/2015 - 08/2019] , or refer to DTC CHECK / CLEAR [08/2019 - ] ).
      RESULT

      Result Proceed to
      P0607 and P0136, P0137, P0138, P0156, P0157 or P0158 are output A
      Only P0607 is output B

    Result: 

    B 

    See step  3

    Result: 

    A 

    See step  2

  2. INSPECT DTC (P0136, P0137, P0138, P0156, P0157 OR P0158) 
    1. Refer to the P0136, P0137, P0138, P0156, P0157 or P0158 flowchart.

      HINT: 

    Result: 

    NEXT 

    See step  6

  3. CHECK FOR EXHAUST GAS LEAK 
    1. Allow the engine to idle, and then rev the engine.
    2. Check for exhaust gas leaks around the heated oxygen sensor.

      If any exhaust gas leaks are present, repair them and proceed to "Perform Confirmation Driving Pattern". If no exhaust gas leaks are present, proceed to "Perform Confirmation Driving Pattern".

      HINT: 

      • If no exhaust gas leaks are present, there may be a malfunction in the heated oxygen sensor circuit.
      • If any exhaust gas leaks are present around the heated oxygen sensor, noise appears in the output voltage of the heated oxygen sensor.

    Result: 

    NEXT 

    See step  4

  4. PERFORM CONFIRMATION DRIVING PATTERN 
    GTY213877Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Clear DTCs (Refer to DTC CHECK / CLEAR [08/2015 - 08/2019] , or refer to DTC CHECK / CLEAR [08/2019 - ] ).
    2. Connect the Techstream to the DLC3.
    3. Start the engine.
    4. Turn the Techstream on.
    5. Warm up the engine until the engine coolant temperature becomes 75°C (167°F) or higher.
    6. Perform the driving pattern.
      1. Accelerate the vehicle to 80 km/h (50 mph) and stop the vehicle.
      2. Drive the vehicle between 56 and 80 km/h (35 and 50 mph) for 5 minutes.
    7. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
    8. Read the DTCs.
      RESULT

      Result Proceed to
      P0607 and P0136, P0137, P0138, P0156, P0157 or P0158 are output A
      Only P0607 is output B
      No DTC is output C

    Result: 

    B 

    REPLACE ECM 

    (Refer to REMOVAL [08/2015 - ] )

    Result: 

    C 

    See step  6

    Result: 

    A 

    See step  5

  5. INSPECT DTC (P0136, P0137, P0138, P0156, P0157 OR P0158) 
    1. Refer to the P0136, P0137, P0138, P0156, P0157 or P0158 flowchart.

      HINT: 

    Result: 

    NEXT 

    See step  6

  6. INSPECT ECM 
    1. Clear the DTCs (Refer to DTC CHECK / CLEAR [08/2015 - 08/2019] , or refer to DTC CHECK / CLEAR [08/2019 - ] ).
    2. Stop the engine and wait for 30 minutes.
    3. Connect the Techstream to the DLC3.
    4. Start the engine and allow it to idle for 2 minutes.
    5. Turn the Techstream on.
    6. Enter the following menus: Powertrain / Engine and ECT / Trouble Codes.
    7. Check the DTCs.
      RESULT

      Result Proceed to
      DTC is not output A
      P0607 is output B

    Result: 

    A 

    END 

    Result: 

    B 

    REPLACE ECM 

    (Refer to REMOVAL [08/2015 - ] )

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