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Home >> Nissan-Datsun >> 2008 >> Quest Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P0444 Through P1168 >> DTC P0506 ISC System >> DTC Confirmation Procedure

DTC Confirmation Procedure

NOTE:
  • If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds 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.
  • If the target idle speed is out of the specified value, perform Idle Air Volume Learning, ACCELERATOR PEDAL RELEASED POSITION LEARNING , before conducting DTC Confirmation Procedure. For the target idle speed, refer to the SERVICE DATA AND SPECIFICATIONS (SDS) , .

TESTING CONDITION: 

  1. Open engine hood.
  2. Start engine and warm it up to normal operating temperature.
  3. Turn ignition switch OFF and wait at least 10 seconds.
  4. Turn ignition switch ON.
  5. Turn ignition switch OFF and wait at least 10 seconds.
  6. Start engine and run it for at least 1 minute at idle speed.
  7. Check 1st trip DTC.
  8. If 1st trip DTC is detected, go to "DIAGNOSTIC PROCEDURE ".