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Home >> Infiniti >> 2011 >> QX56 RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0460 Through P1220 >> DTC P050E: Cold Start Control >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

NOTE: If DTC P050E is displayed with other DTC, first perform the trouble diagnosis for other DTC.
DTC DETECTION LOGIC

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P050E Cold start engine exhaust temperature too low The temperature of the catalyst inlet does not rise to the proper temperature when the engine is started with pre-warming up condition.
  • Lack of intake air volume
  • Fuel injection system
  • ECM