Nissan Juke Service and Repair Manual : P0841 transmission fluid pressure SEN/SW A

Description

Using the engine load (throttle position), the primary pulley revolution speed, and the secondary pulley revolution speed as input signal, TCM changes the operating pressure of the primary pulley and the secondary pulley and changes the groove width of the pulley to control the gear ratio.

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE


DTC CONFIRMATION PROCEDURE

CAUTION:
Always drive vehicle at a safe speed.

NOTE:

If DTC CONFIRMATION PROCEDURE has been previously performed, always turn ignition switch OFF. Then wait at least 10 seconds before performing the next test.

Perform the following procedure to confirm the malfunction is eliminated after the repair.

1.CHECK DTC DETECTION

With CONSULT-III

1. Turn ignition switch ON.

2. Select DATA MONITOR in TRANSMISSION.

3. Start engine and maintain the following conditions for at least 12 consecutive seconds.

VEHICLE SPEED : 40 km/h (25 MPH) More than RANGE : D position

Is P0841 detected? YES >> Go to TM-232, "Diagnosis Procedure".

NO >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".

Diagnosis Procedure

1.CHECK LINE PRESSURE

Perform line pressure test. Refer to TM-188, "Inspection and Judgment".

Is the inspection result normal? YES >> GO TO 2.

NO >> Repair or replace damaged parts. Refer to TM-188, "Inspection and Judgment".

2.CHECK SECONDARY PRESSURE SENSOR SYSTEM

Check secondary pressure sensor system. Refer to TM-230, "DTC Logic".

Is the inspection result normal? YES >> GO TO 3.

NO >> Repair or replace damaged parts.

3.CHECK LINE PRESSURE SOLENOID VALVE

Check line pressure solenoid valve. Refer to TM-220, "Component Inspection".

Is the inspection result normal? YES >> GO TO 4.

NO >> Repair or replace damaged parts.

4.CHECK SECONDARY PRESSURE SOLENOID VALVE

Check secondary pressure solenoid valve. Refer to TM-226, "Component Inspection".

Is the inspection result normal? YES >> GO TO 5.

NO >> Repair or replace damaged parts.

5.CHECK STEP MOTOR

Check step motor. Refer to TM-251, "Component Inspection".

Is the inspection result normal? YES >> GO TO 6.

NO >> Repair or replace damaged parts.

6.CHECK TCM

Check TCM input/output signals. Refer to TM-164, "Reference Value".

Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".

NO >> Replace the TCM. Refer to TM-280, "Removal and Installation".

    P0840 transmission fluid pressure SEN/SW A
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE NOTE: If DTC CONFIRMATION PROCEDURE has been previously performed, always turn ignition switch OFF and wait at least 10 seconds befo ...

    P0868 transmission fluid pressure
    Description The secondary pressure solenoid valve regulates the secondary pressure to suit the driving condition in response to a signal sent from the TCM. DTC Logic DTC DETECTION LOGIC DTC C ...

    Other materials:

    Front door finisher
    Exploded View LHD models 1. Front door panel 2. Front door finisher 3. Cap 4. Pull handle 5. Power window switch finisher 6. Pull handle bracket : Clip : Pawl : Metal clip Removal and Installation REMOVAL CAUTION: When removing, always use a remover tool that is made of plastic ...

    Key warning lamp
    Component Function Check 1.CHECK FUNCTION 1. Select INTELLIGENT KEY of BCM using CONSULT-III. 2. Select INDICATOR in ACTIVE TEST mode. 3. Check that the function operates normally according to the following conditions. Is the inspection result normal? YES >> Key warning lamp ...

    Intelligent key low battery warning does not operate
    Diagnosis Procedure 1.CHECK DTC WITH BCM AND COMBINATION METER Check that DTC is not detected with BCM and combination meter. Is the inspection result normal? YES >> GO TO 2. NO-1 >> Refer to BCS-67, "DTC Index". (BCM) NO-2 >> Refer to MWI-36, "DTC Index&qu ...