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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1419 (Automatic Transmission) >> DTC P1759: Front Brake Solenoid Valve Function >> Diagnostic Procedure

Diagnostic Procedure

WARNING: This page is about a different car, the 2005 Infiniti FX45 and 2005 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK INPUT SIGNALS 

    WITH CONSULT-II 

    1. Start engine.
    2. Select "SELECTION FROM MENU" in "DATA MONITOR" mode for "A/T" with CONSULT-II.
    3. Drive vehicle in the "D" position (3rd 4th gear), and confirm the ON/OFF actuation of the "ATF PRES SW 1" and electrical current value of "FR/B SOLENOID".
      Fig 1: Identifying Display - Data Monitor
      G02362716Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 2: Item Value Specification
      G02362717Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    1. OK: GO TO  4.
    2. NG: GO TO 2.
  2. CHECK TCM POWER SUPPLY AND GROUND CIRCUIT 

    Check TCM power supply and ground circuit. Refer to "MAIN POWER SUPPLY AND GROUND CIRCUIT ".

    OK or NG

    1. OK: GO TO 3.
    2. NG: Repair or replace damaged parts.
  3. DETECT MALFUNCTIONING ITEM 

    Check the following.

    • The A/T assembly harness connector pin terminals for damage or loose connection with harness connector.

    OK or NG

    1. OK: Replace the control valve with TCM. Refer to "CONTROL VALVE WITH TCM AND A/T FLUID TEMPERATURE SENSOR 2 ".
    2. NG: Repair or replace damaged parts.
  4. CHECK DTC 

    Perform "DTC Confirmation Procedure".

    OK or NG

    1. OK: INSPECTION END 
    2. NG: GO TO  2.
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