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Home >> Lexus >> 2009 >> LS 460L AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System - Diagnostic Codes (3 Of 4) >> DTC P0607 Control Module Performance >> Inspection Procedure
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Inspection Procedure

HINT:

Read freeze frame data using the Techstream. Freeze frame data records the engine condition when malfunctions are detected. When troubleshooting, freeze frame data can help determine if the vehicle was moving or stationary, if the engine was warmed up or not, if the air-fuel ratio was lean or rich, and other data from the time the malfunction occurred.

  1. CHECK DTC 
    1. Clear DTC (see DTC CHECK/CLEAR ).
    2. Turn the engine switch off.
    3. Disconnect the battery negative terminal and wait for 1 minute (see SFI SYSTEM ).
    4. Connect the battery negative terminal (see SFI SYSTEM ).
    5. Turn the engine switch on (IG).
    6. Connect the Techstream to the DLC3.
    7. Turn the Techstream ON.
    8. Enter the following menus: Powertrain/Engine/Trouble Codes.
    9. Check DTC.

OK: 

P0607 is not present. 

NG: REPLACE ECM  (See REMOVAL )

OK: CHECK FOR INTERMITTENT PROBLEMS  (See CHECK FOR INTERMITTENT PROBLEMS )