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Home >> Infiniti >> 2008 >> M35 x >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (VQ35DE) - DTCS P1220 To P2A03 >> DTC P1421: Cold Start Control >> DTC Confirmation Procedure >> Notes
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DTC Confirmation Procedure: Notes

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.
  • If DTC P1421 is displayed with other DTC, first perform the trouble diagnosis for other DTC  .