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Home >> Lexus >> 2007 >> IS 250 AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Control System (4GR-FSE) - DTC P0607 - DTC P2A03, DTC U0101 >> DTC P0607 Control Module Performance >> Inspection Procedure
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Inspection Procedure

  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.
    4. Connect the battery negative terminal.
    5. Turn the engine switch On (IG).
    6. Check DTC.

      OK: 

      P0607 is not present. 

    NG: REPLACE ECM 

    OK: CHECK FOR INTERMITTENT PROBLEMS