Nissan Sentra Service Manual: P2857 Clutch A Pressure

Nissan Sentra Service Manual / Transmission & driveline / Transaxle & transmission / CVT: RE0F11A / 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 Pressure Engagement Performance)

The auxiliary gearbox gear ratio is 2.232 or more for the auxiliary gearbox 1GR ratio continuously for 5 seconds or more under the following diagnosis conditions:

Diagnosis conditions

Selector lever: Other than вЂњPвЂќ, вЂњRвЂќ and вЂњNвЂќ 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 1GR of auxiliary gearbox is in progress.
Auxiliary gearbox shifting is not in progress.
TCM power supply voltage: More than 11 V

Low brake solenoid valve
Control valve assembly

DTC CONFIRMATION PROCEDURE

CAUTION:

Be sure to perform вЂњTM-226, "Diagnosis Procedure"вЂќ and then perform вЂњDTC CONFIRMATION PROCEDUREвЂќ.
Never perform вЂњDTC CONFIRMATION PROCEDUREвЂќ before the repairs. Doing so may result in a secondary malfunction.
Be careful of the driving speed.

1.PREPARATION BEFORE WORK

If another вЂњDTC CONFIRMATION PROCEDUREвЂќ 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

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

Selector lever : вЂњLвЂќ POSITION

Accelerator pedal position : 0.7/8 or more

Vehicle speed : 10 km/h (6 MPH) or more

Stop the vehicle.
Check the first trip DTC.

Is вЂњP2857вЂќ detected? YES >> Go to TM-226, "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.

P2765 Input speed sensor B

DTC Logic DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis content) DTC detection condition Possible causes P2765 INPUT SPEED SENSOR B (Input/Turbine ...

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 Perfo ...

Other materials:

Exterior rear
Trunk lid High mount stop light Replacing bulbs Rear window defroster switch Child safety rear door lock Fuel-filler door , Fuel-filler cap,fuel recommendation Rearview camera (if so equipped) Exterior trunk lid release, Interior trunk lid release (if so equipped) See the pag ...

When traveling or registering your vehicle in another country
When planning to drive your NISSAN vehicle in another country, you should first find out if the fuel available is suitable for your vehicle’s engine. Using fuel with an octane rating that is too low may cause engine damage. All gasoline vehicles must be operated with unleaded gasoline. The ...

Steering wheel
Inspection CONDITION OF INSTALLATION Check installation condition of power steering gear assembly, front suspension, front drive shaft and steering column. Check if movement exists when steering wheel is moved up and down, to the left and right and to the axial direction. S ...