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Home >> Infiniti >> 2010 >> M45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1550 To P2A03 >> DTC P1715 Input Speed Sensor (Turbine Revolution Sensor) >> On Board Diagnosis Logic

On Board Diagnosis 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 CONFIRMATION PROCEDURE ".
  • If DTC P1715 is displayed with DTC P0340, first perform the trouble diagnosis for DTC P0340. Refer to "DTC CONFIRMATION PROCEDURE ".
  • If DTC P1715 is displayed with DTC P0605, first perform the trouble diagnosis for DTC P0605. Refer to "DTC CONFIRMATION PROCEDURE ".
  • If DTC P1715 is displayed with DTC P0607, first perform the trouble diagnosis for DTC P0607. Refer to "DTC CONFIRMATION PROCEDURE ".

The MIL will not illuminate for this diagnosis  .

DTC DETECTING CONDITION CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P1715
1715
Input speed sensor
(Turbine revolution sensor)
(TCM output)
Turbine revolution sensor signal is different from the theoretical value calculated by ECM from revolution sensor signal and engine RPM signal.
  • Harness or connectors

    (The CAN communication line is open or shorted)

  • Harness or connectors

    (Turbine revolution sensor circuit is open or shorted)

  • TCM