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Home >> Infiniti >> 2005 >> Q45 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1211 To P2138 >> DTC P1715: Input Speed Sensor (Turbine Revolution Sensor) >> Diagnostic Procedure

Diagnostic Procedure

  1. CHECK DTC WITH TCM 

    Check DTC with TCM. Refer to "ON BOARD DIAGNOSTIC (OBD) SYSTEM ".

    OK or NG 

    1. OK: GO TO 2.
    2. NG: Perform trouble shooting relevant to DTC indicated.
  2. REPLACE TCM 

    Replace TCM. Refer to "TROUBLE DIAGNOSIS ".

    1. INSPECTION END 
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