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Home >> Infiniti >> 2014 >> Q60 Base, 2D Convertible, Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System - DTCS P0500 To P1235 (Convertible) >> DTC P0850: PNP Switch >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0850 Park/neutral position switch The signal of the park/neutral position (PNP) signal does not change during driving after the engine is started.
  • Harness or connectors [The park/neutral position (PNP) signal circuit is open or shorted.]
  • Park/neutral position (PNP) switch (M/T models)
  • TCM (A/T models)
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