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Home >> Infiniti >> 2016 >> QX60 Base, FWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTC/Circuit Diagnosis) (VQ35DE) (Except Hybrid) (3 Of 3) >> DTC/Circuit Diagnosis >> DTC P1715: Input Speed Sensor (Primary Speed Sensor) >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

NOTE:
  • If DTC P1715 is displayed with DTC UXXXX first perform the trouble diagnosis for DTC UXXXX. 
  • If DTC P1715 is displayed with DTC P0335, first perform the trouble diagnosis for DTC P0335. Refer to  DTC LOGIC  . 
  • If DTC P1715 is displayed with DTC P0340, P0345, first perform the trouble diagnosis for DTC P0340, P0345. Refer to  DTC LOGIC  . 
  • If DTC P1715 is displayed with DTC P0605, first perform the trouble diagnosis for DTC P0605. Refer to  DTC LOGIC  . 
  • If DTC P1715 is displayed with DTC P0607, first perform the trouble diagnosis for DTC P0607. Refer to  DTC LOGIC  . 
DTC No. CONSULT screen terms
(Trouble diagnosis content)		 DTC detecting condition Possible cause
P1715 IN PULY SPEED
[Input speed sensor (Primary speed sensor) (TCM output)]		 Input speed sensor signal is different from the theoretical value calculated by ECM from output speed sensor signal and engine RPM signal.
  • Harness or connectors

    (The CAN communication line is open or shorted)

  • Harness or connectors

    (Input speed sensor circuit is open or shorted)

  • TCM
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