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

FLUID TEMP : −19C (−2.2F) or more

With GST

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.
Check the first trip DTC.

Is "P0848"detected?

YES >> Go to TM "Diagnosis Procedure".

NO >> INSPECTION END

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DTC Logic