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Home >> Nissan-Datsun >> 2008 >> Sentra SE-R >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P0447 To P0850 (Qr25DE) >> DTC P0603 ECM Power Supply >> 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. Start engine and let it idle for 1 second.
  2. Turn ignition switch OFF, wait at least 10 seconds, and then turn ON.
  3. Repeat steps  1 and  2 for four times.
  4. Check 1st trip DTC.
  5. If 1st trip DTC is detected, go to "DIAGNOSTIC PROCEDURE ".
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