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Home >> Infiniti >> 2014 >> Q60 Base, 2D Convertible, Automatic Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> Intelligent Cruise Control System (ICC) (Convertible) >> DTC/Circuit Diagnosis >> DTC C1A15: Gear Position >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC (On board display) Trouble diagnosis name DTC detecting condition Possible causes
C1A15 (15) GEAR POSITION If a mismatch occurs between a current gear position signal transmitted from TCM via CAN communication and the gear position calculated by ICC sensor integrated unit
  • Input speed sensor
  • Vehicle speed sensor A/T (output speed sensor)
  • TCM
NOTE: If DTC "C1A15" is detected along with DTC "U1000", "C1A03" or "C1A04", first diagnose the DTC "U1000", "C1A03" or "C1A04".