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Home >> Nissan-Datsun >> 2004 >> Altima S, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1002 (Automatic Transmission (Re0F09B)) >> Component Diagnosis >> P1722 ESTM Vehicle Speed Signal >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2009 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK DTC WITH ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

    With CONSULT-III

    Perform "Self Diagnostic Results" in "ABS".

    Is the inspection result normal? 

    YES: GO TO 2.

    NO: Check DTC detected item. Refer to "DTC NO. INDEX " (VDC/TCS/ABS).

  2. CHECK DTC WITH TCM

    With CONSULT-III

    Perform "Self Diagnostic Results" in "TRANSMISSION".

    Is "P1722 ESTM VEH SPD SIG" detected? 

    YES: Replace TCM. Refer to "EXPLODED VIEW ".

    NO: GO TO 3.

  3. DETECT MALFUNCTIONING ITEMS

    Check TCM connector pin terminals for damage or loose connection with harness connector.

    Is the inspection result normal? 

    YES: Replace TCM. Refer to "EXPLODED VIEW ".

    NO: Repair or replace damaged parts.

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