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Nissan Versa
 Sedan Service Manual
Transmission & driveline » Transaxle & transmission (TM) » P0848 Transmission fluid pressure SEN/SW B
DTC Logic

DTC DETECTION LOGIC

DTC Trouble diagnosis name DTC detection condition Possible causes
P0848 Transmission Fluid Pressure Sensor/Switch B Circuit Low The secondary pressure sensor voltage is 4.7 V or more continuously for 5 seconds or more under the following diagnosis conditions:

- Diagnosis conditions

- CVT fluid temperature: −20C (−4F) or more

- Secondary pressure target value: 5.7 MPa or less

- TCM power supply voltage: More than 11 V

- Harness or connector (Secondary pressure sensor circuit is shorted to power supply)

- Secondary pressure sensor

- Control valve assembly

DTC CONFIRMATION PROCEDURE

1.PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, the ignition switch OFF and wait for at least 10 seconds, then perform the next test.

>> GO TO 2.

2.CHECK DTC DETECTION

With CONSULT

  1. Start the engine.
  2. Select "Data Monitor" in "TRANSMISSION".
  3. Select "FLUID TEMP".
  4. Maintain the following conditions for 10 seconds or more.
  5. Check the first trip DTC.

FLUID TEMP : −19C (−2.2F) or more

With GST

  1. Start the engine and wait for at least 10 seconds.

    CAUTION: When the ambient temperature is −20C (−4F) or less and the engine is cold, warm up the engine for approximately 5 minutes.

  2. Check the first trip DTC.

Is "P0848"detected?

YES >> Go to TM "Diagnosis Procedure".

NO >> INSPECTION END

    More about «P0848 Transmission fluid pressure SEN/SW B»:

    DTC Logic

    Diagnosis Procedure

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