Nissan Sentra manuals

Nissan Sentra Service Manual: P2858 Clutch B Pressure

DTC Logic

DTC

CONSULT screen terms (Trouble diagnosis content)

DTC detection condition

Possible causes

P2858 CLUTCH B PRESSURE (Clutch B Pressure Engagement Performance) The auxiliary gearbox gear ratio is 2.232 or more for the auxiliary gearbox 2GR ratio continuously for 5 seconds or more under the following diagnosis conditions:

Diagnosis conditions

  • Selector lever: Other than “P”, “R” and “N” positions
  • Accelerator pedal position: 0.7/8 or more
  • Engine speed: More than 550 rpm
  • Output speed: More than 300 rpm
  • Secondary pulley speed: More than 300 rpm
  • Command for the 2GR of auxiliary gearbox is in progress.
  • Auxiliary gearbox shifting is not in progress.
  • TCM power supply voltage: More than 11 V
  • High clutch & reverse brake solenoid valve
  • Control valve assembly

DTC CONFIRMATION PROCEDURE

CAUTION:

1.PREPARATION BEFORE WORK

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

>> GO TO 2.

2.CHECK DTC DETECTION

  1. Start the engine.
  2. Drive the vehicle.
  3. Maintain the following conditions for 10 seconds or more.

Selector lever : “D” POSITION

Accelerator pedal position : 0.7/8 or more

Vehicle speed : 45 km/h (28 MPH) or more

  1. Stop the vehicle
  2. Check the first trip DTC.

Is “P2858” detected? YES >> Go to TM-228, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK INTERMITTENT INCIDENT

Refer to GI-39, "Intermittent Incident".

Is the inspection result normal? YES >> Replace the transaxle assembly. Refer to TM-283, "Removal and Installation".

NO >> Repair or replace malfunctioning parts.

P2857 Clutch A Pressure
DTC Logic DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition Possible causes P2857 CLUTCH A PRESSURE (Clutch A Pressu ...

P2859 Clutch A Pressure
DTC Logic DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition Possible causes P2859 CLUTCH A PRESSURE (Clutch A Pressu ...

Other materials:

Front door glass
Removal and Installation REMOVAL WARNING: Before servicing, turn ignition switch OFF, disconnect both battery terminals and wait at least three minutes. Do not use air tools or electric tools for servicing. NOTE: LH front door panel shown; RH side similar Disconnect the battery ...

Component parts
Component parts location BCM (view with instrument panel removed) Key switch (without Intelligent Key) Push-button ignition switch (with Intelligent Key) IPDM E/R Illumination control switch Combination switch (lighting and turn signal switch) Front door lock LH (key cylin ...

Servicing air conditioner (if so equipped)
The air conditioner system in your NISSAN vehicle is charged with a refrigerant designed with the environment in mind. This refrigerant does not harm the earth’s ozone layer. Special charging equipment and lubricant is required when servicing your NISSAN air conditioner. Using improper re ...

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