Nissan Juke Service and Repair Manual : P0776 pressure control solenoid B
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 CONFIRMATION PROCEDURE
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
If “DTC CONFIRMATION PROCEDURE” has been previously performed, always turn ignition switch OFF and wait at least 10 seconds before performing the next test.
After the repair, perform the following procedure to confirm the malfunction is eliminated.
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 30 consecutive seconds.
ATF TEMP SEN : 1.0 − 2.0 V
ACC PEDAL OPEN : More than 1.0/8
RANGE : “D” position
VEHICLE SPEED : 10 km/h (6 MPH) More than
Driving location : Driving the vehicle uphill (increased
engine load) will help
maintain the driving conditions
required for this test.
With GST
Follow the procedure “With CONSULT-III”.
Is “P0776” detected? YES >> Go to TM-223, "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 SOLENOID VALVE
Check secondary pressure solenoid valve. Refer to TM-226, "Component Inspection".
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 SENSOR SYSTEM
Check secondary pressure sensor system. Refer to TM-230, "DTC Logic".
Is the inspection result normal? YES >> GO TO 5.
NO >> Repair or replace damaged parts.
5.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".
P0746 pressure control solenoid A
Description
The line pressure solenoid valve regulates the oil pump discharge pressure to
suit the driving condition in
response to a signal sent from the TCM.
DTC Logic
DTC DETECTION LOGIC
D ...
P0778 pressure control solenoid B
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 ...
Other materials:
Measurement of weights
Secure loose items to prevent weight shifts that could affect the balance of
your vehicle. When the vehicle is loaded, drive to a scale and weigh the front and
the rear wheels separately to determine axle loads.
Individual axle loads should not exceed either of the Gross Axle Weight Ratings
( ...
Engine knock
Description
CHART 16: ENGINE KNOCK
Diagnosis Procedure
1.CHECK ENGINE OIL
Check the grade of engine oil. Refer to LU-33, "Inspection".
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace engine oil. Refer to LU-34, "Refilling".
2.CHECK ENGINE ...
U1402 engine speed signal
DTC Logic
DTC DETECTION LOGIC
Diagnosis Procedure
1.PERFORM ECM SELF DIAGNOSIS
Using CONSULT-III, check the “self diagnosis result” of “ENGINE” and repair
or replace any malfunctioning
parts.
>> • Refer to EC-108, "DTC Index". (MR16DDT)
• Refer to EC-522, "DTC Index ...
