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Home >> Lexus >> 2012 >> IS F >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control System (Diagnostic Codes (P060D-P1605)) >> SFI System >> DTC P1023: Camshaft Position Signal Output "B" Circuit; DTC P2614: Camshaft Position Signal Output Circuit / Open >> Procedure
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DTC P1023: Camshaft Position Signal Output "B" Circuit; DTC P2614: Camshaft Position Signal Output Circuit / Open: Procedure

  1. REPLACE CAMSHAFT TIMING CONTROL MOTOR (BANK 1 OR BANK 2) 
    1. Replace the camshaft timing control motor. Refer to REMOVAL .

    NEXT: Go to next step 

  2. CONFIRM WHETHER MALFUNCTION HAS BEEN SUCCESSFULLY REPAIRED 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG) and turn the Techstream on.
    3. Clear the DTC. Refer to DTC CHECK / CLEAR .
    4. Turn the engine switch off and wait for least 30 seconds or more.
    5. Turn the engine switch on (IG) and turn the Techstream on.
    6. Start the engine and idle it for 10 seconds.
    7. Enter the following menus: Powertrain / Engine / Trouble Codes.
    8. Read the DTCs.

      Result

      Result Proceed to
      DTC is not output A
      Other DTCs are output B

    B → See step   3 

    A → END 

  3. GO TO DTC CHART. Refer to  DIAGNOSTIC TROUBLE CODE CHART