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Home >> Infiniti >> 2010 >> M45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0460 To P1421 >> DTC P0850 PNP Switch >> On Board Diagnosis Logic

On Board Diagnosis Logic

DTC DETECTING CONDITION CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0850
0850
Park/neutral position switch 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
  • Unified meter and A/C amp.
  • TCM