Nissan Sentra B18 (2020-2025) Service Manual: P0741-00 Torque Converter
Dtc Description
DTC DETECTION LOGIC
|
DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P0741 |
00 |
TORQUE CONVERTER (Torque Converter Clutch Circuit Performance/Stuck Off) |
Diagnosis condition |
Diagnosis is permitted when all of the following conditions are satisfied: a) Lock-up clutch target pressure (pressure difference) > 0.2 MPa b) Lock-up range (except for lock-up slip) c) Power supply voltage ≥ 10 V |
|
Signal |
— |
|||
|
Threshold |
Lock-up clutch slip speed ≥ (40 + Nissan Sentra Vehicle speed/2) rpm |
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Diagnosis delay time |
10 seconds |
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POSSIBLE CAUSE
-
Harness or connector
-
Torque converter clutch solenoid
-
Control valve
-
Torque converter
-
TCM
FAIL-SAFE
-
Start is slow
-
Acceleration is slow
-
Lock-up is not performed
DTC CONFIRMATION PROCEDURE
-
PREPARATION BEFORE WORK
If another "DTC CONFIRMATION PROCEDURE" occurs just before, ignition switch OFF and wait for at least 10 seconds, then perform the next test.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 10 V.
>>GO TO 2.
-
CHECK DTC DETECTION
-
Start the engine.
-
Drive the Nissan Sentra vehicle and maintain the following conditions for 20 seconds or more.
Shift position
: "D" position
Accelerator pedal position
: 0.5/8 or more
CVT fluid temperature
: 20 °C (68 °F) or more
Nissan Sentra Vehicle speed
: 40 km/h (25 MPH) or more
CAUTION:
Be careful of the driving speed.
-
Stop the Nissan Sentra vehicle.
-
Check the DTC.
Is "P0741-00" detected?
YES >>Proceed to Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: INSPECTION END
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Diagnosis Procedure
-
REPLACE TRANSAXLE ASSEMBLY
Replace transaxle assembly. Refer to Removal and Installation.
>>WORK END
P0740-00 Torque Converter
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
( ...
P0742-00 Torque Converter
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
( ...
Other materials:
B2f60-55 Front Seat Belt Buckle Switch Lh
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen items
(Trouble diagnosis
content)
DTC detecting condition
...
P0717-00 Input Speed Sensor a
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis
content)
DTC detection
...
Power Supply and Ground Circuit
Diagnosis Procedure
Diagnosis Procedure
CHECK FUSE
Check that the following fuse is not
blown:
Signal
name
Fuse
...
