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Home >> Infiniti >> 2012 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1225 Through P2A03 (Convertible) >> DTC P1238, P2119: Electric Throttle Control Actuator >> DTC Logic >> DTC Confirmation Procedure

DTC Confirmation Procedure

  1. PRECONDITIONING

    If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

    1. Turn ignition switch OFF and wait at least 10 seconds.
    2. Turn ignition switch ON.
    3. Turn ignition switch OFF and wait at least 10 seconds.

      GO TO 2.

  2. PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION A AND B
    1. Turn ignition switch ON and wait at least 1 second.
    2. Shift selector lever to D position (A/T) or 1st position (M/T) and wait at least 3 seconds.
    3. Shift selector lever to P position (A/T) or Neutral position (M/T).
    4. Turn ignition switch OFF and wait at least 10 seconds.
    5. Turn ignition switch ON and wait at least 1 second.
    6. Shift selector lever to D position (A/T) or 1st position (M/T) and wait at least 3 seconds.
    7. Shift selector lever to P position (A/T) or Neutral position (M/T).
    8. Turn ignition switch OFF, wait at least 10 seconds, and then turn ON.
    9. Check DTC.

      Is DTC detected? 

      YES: Go to "DIAGNOSIS PROCEDURE ".

      NO: GO TO 3.

  3. PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION C
    1. Turn ignition switch ON and wait at least 1 second.
    2. Shift selector lever to D position (A/T) or 1st position (M/T) and wait at least 3 seconds.
    3. Shift selector lever to P position (A/T) or Neutral position (M/T).
    4. Start engine and let it idle for 3 seconds.
    5. Check DTC.

      Is DTC detected? 

      YES: Go to "DIAGNOSIS PROCEDURE ".

      NO: INSPECTION END

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