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Home >> Lexus >> 2012 >> IS F >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes (P1604-U0101) & Circuit Tests)) >> SFI System >> DTC P1607: Cruise Control Input Processor >> Procedure
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DTC P1607: Cruise Control Input Processor: Procedure

  1. READ OUTPUT DTC (DTC P1607) 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Turn the Techstream on.
    4. Clear DTCs. Refer to DTC CHECK / CLEAR .
    5. Turn the engine switch off and turn the Techstream off.
    6. Disconnect the Techstream.
    7. Disconnect the cable from the negative (-) terminal and wait for 1 minute.
    8. Connect the cable to the negative (-) terminal.
    9. Connect the Techstream to the DLC3.
    10. Turn the engine switch on (IG).
    11. Wait 16 seconds or more.
    12. Turn the Techstream on.
    13. Enter the following menus: Powertrain / Engine / Trouble Codes.
    14. Read the DTCs.

      Result

      Result Proceed to
      DTC is not output A
      P1607 is output B

    B → See step   3 

    A → See step   2 

  2. CHECK FOR INTERMITTENT PROBLEMS. Refer to  CHECK FOR INTERMITTENT PROBLEMS 
  3. REPLACE ECM. Refer to  REMOVAL