2008 NISSAN LATIO Service Repair Manual

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Page 913 of 2771

NISSAN LATIO 2008 Service Repair Manual CVT-74
< SERVICE INFORMATION >
DTC P0710 CVT FLUID TEMPERATURE SENSOR CIRCUIT
3. Check resistance between CVT unit harness connector termi-
nals.
4. Reinstall any part removed.
OK or NG
OK >> GO TO 4.

Page 914 of 2771

NISSAN LATIO 2008 Service Repair Manual DTC P0710 CVT FLUID TEMPERATURE SENSOR CIRCUIT
CVT-75
< SERVICE INFORMATION >
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3. Check resistance between CVT unit harness connector termi-
nals.
4. If NG, replace the

Page 915 of 2771

NISSAN LATIO 2008 Service Repair Manual CVT-76
< SERVICE INFORMATION >
DTC P0715 INPUT SPEED SENSOR CIRCUIT (PRI SPEED SENSOR)
DTC P0715 INPUT SPEED SENSOR CIRCUIT (PRI SPEED SENSOR)
DescriptionINFOID:0000000001703505
• The input speed se

CVT-76
< SERVICE INFORMATION >
DTC P0715 INPUT SPEED SENSOR CIRCUIT (PRI SPEED SENSOR)
DTC P0715 INPUT SPEED SENSOR CIRCUIT (PRI SPEED SENSOR)
DescriptionINFOID:0000000001703505
• The input speed sensor (primary speed sensor) is included in the control valve assembly.
• The input speed sensor (primary speed sensor) detects the primary pulley revolution speed and sends a sig-
nal to the TCM.
CONSULT-III Reference Value in Data Monitor ModeINFOID:0000000001703506
Remarks: Specification data are reference values.
On Board Diagnosis LogicINFOID:0000000001703507
• This is an OBD-II self-diagnostic item.
• Diagnostic trouble code “P0715 INPUT SPD SEN/CIRC” with CONSULT-III is detected when TCM does not
receive the proper signal from the sensor.
Possible CauseINFOID:0000000001703508
• Harness or connectors
(Sensor circuit is open or shorted.)
• Input speed sensor (Primary speed sensor)
DTC Confirmation ProcedureINFOID:0000000001703509
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, touch “ERASE” on “SELF-DIAG RESULTS” and then perform the following procedure to con-
firm the malfunction is eliminated.
WITH CONSULT-III
1. Turn ignition switch ON and select “DATA MONITOR” mode for “TRANSMISSION” with CONSULT-III.
2. Start engine and maintain the following conditions for at least 5 consecutive seconds.
VEHICLE SPEED: 10 km/h (6 MPH) or more
ACC PEDAL OPEN: More than 1.0/8
RANGE: “D” position
ENG SPEED: 450 rpm or more
Driving location: Driving the vehicle uphill (increased engine load) will help maintain the driving
conditions required for this test.
3. If DTC is detected, go to CVT-78, "
Diagnosis Procedure" .
WITH GST
Follow the procedure “WITH CONSULT-III”.
Item name Condition Display value
ENG SPEED SIG Engine running Closely matches the tachometer reading.
PRI SPEED SEN During driving (lock-up ON) Approximately matches the engine speed.

Page 916 of 2771

NISSAN LATIO 2008 Service Repair Manual DTC P0715 INPUT SPEED SENSOR CIRCUIT (PRI SPEED SENSOR)
CVT-77
< SERVICE INFORMATION >
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Wiring Diagram - CVT - PRSCVTINFOID:0000000001703510
TCM TERMINALS AND REFERENCE

Page 917 of 2771

NISSAN LATIO 2008 Service Repair Manual CVT-78
< SERVICE INFORMATION >
DTC P0715 INPUT SPEED SENSOR CIRCUIT (PRI SPEED SENSOR)
Diagnosis Procedure
INFOID:0000000001703511
1.CHECK INPUT SIGNALS
With CONSULT-III
1. Start engine.
2. Select “

Page 918 of 2771

NISSAN LATIO 2008 Service Repair Manual DTC P0715 INPUT SPEED SENSOR CIRCUIT (PRI SPEED SENSOR)
CVT-79
< SERVICE INFORMATION >
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3. Check continuity between TCM connector terminals and CVT
unit harness connect

DTC P0715 INPUT SPEED SENSOR CIRCUIT (PRI SPEED SENSOR)
CVT-79
< SERVICE INFORMATION >
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3. Check continuity between TCM connector terminals and CVT
unit harness connector terminals.
4. If OK, check harness for short to ground and short to power.
5. Reinstall any part removed.
OK or NG
OK >> GO TO 6.
NG >> Repair open circuit or short to ground or short to power in harness or connectors.
4. CHECK HARNESS BETWEEN TCM AND CVT UNIT HARNESS CONNECTOR [INPUT SPEED SENSOR
(PRIMARY SPEED SENSOR)]
1. Turn ignition switch OFF.
2. Disconnect TCM connector and CVT unit harness connector.
3. Check continuity between TCM connector terminal and CVT unit
harness connector terminal.
4. If OK, check harness for short to ground and short to power.
5. Reinstall any part removed.
OK or NG
OK >> GO TO 5.
NG >> Repair open circuit or short to ground or short to power
in harness or connectors.
5. CHECK THE TCM SHORT
Replace same type TCM, perform self-diagnosis check. Erase self-diagnostic results and then drive the vehi-
cle [10 km/h (6 MPH) or more], perform self-diagnosis check. Refer to CVT-76, "
DTC Confirmation Procedure"
.
Is the
“P0715 INPUT SPD SEN/CIRC” detected again?
YES >> Replace the transaxle assembly. Refer to CVT-178, "Removal and Installation" .
NO >> Replace TCM. Refer to CVT-8, "
Service After Replacing TCM and Transaxle Assembly" .
6.CHECK DTC
Perform CVT-76, "
DTC Confirmation Procedure" .
OK or NG
OK >>INSPECTION END
NG >> GO TO 7.
7.CHECK TCM
1. Check TCM input/output signals. Refer to CVT-45, "
TCM Terminal and Reference Value" .
2. If NG, re-check TCM pin terminals for damage or loose connection with harness connector.
OK or NG
OK >>INSPECTION END
NG >> Repair or replace damaged parts.
Item Connector Terminal Continuity
TCM E32 42
Ye s
CVT unit harness connector F46 19
TCM E32 46
Ye s
CVT unit harness connector F46 20
SCIA4681E
Item Connector Terminal Continuity
TCM E32 38
Ye s
CVT unit harness connector F46 22
SCIA4682E

Page 919 of 2771

NISSAN LATIO 2008 Service Repair Manual CVT-80
< SERVICE INFORMATION >
DTC P0720 VEHICLE SPEED SENSOR CVT (SECONDARY SPEED SENSOR)
DTC P0720 VEHICLE SPEED SENSOR CVT (SECONDARY SPEED SEN-
SOR)
DescriptionINFOID:0000000001703512
The vehicle

Page 920 of 2771

NISSAN LATIO 2008 Service Repair Manual DTC P0720 VEHICLE SPEED SENSOR CVT (SECONDARY SPEED SENSOR)
CVT-81
< SERVICE INFORMATION >
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Wiring Diagram - CVT - SESCVTINFOID:0000000001703517
TCM TERMINALS AND REFER

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