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Home >> Nissan-Datsun >> 2007 >> Sentra SE-R >> Repair and Diagnosis >> External Pages >> Different car >> Section 51 (Continuously Variable Transmission (CVT)) >> Service Information >> DTC P0840 Transmission Fluid Pressure Sensor A Circuit (Sec Pressure Sensor) >> DTC Confirmation Procedure
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DTC Confirmation Procedure

WARNING: This page is about a different car, the 2009 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: If "DTC Confirmation Procedure" has been previously performed, always turn ignition switch OFF and wait at least 10 seconds before performing the next test.

After the repair, perform the following procedure to confirm the malfunction is eliminated.

WITH CONSULT-III 

  1. Turn ignition switch ON and select "DATA MONITOR" mode for "TRANSMISSION" with CONSULT-III.
  2. Make sure that output voltage of line temperature sensor is within the range below.

    ATF TEMP SEN: 1.0 - 2.0 V 

    If out of range, drive the vehicle to decrease the voltage (warm up the fluid) or stop engine to increase the voltage (cool down the fluid) 

  3. Start engine and wait for at least 5 consecutive seconds.
  4. If DTC is detected, go to "DIAGNOSIS PROCEDURE ".

WITH GST 

Follow the procedure "WITH CONSULT-III".

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