TM-4
P0705 TRANSMISSION RANGE SENSOR A .144
DTC Logic ..............................................................144
Diagnosis Procedure .............................................144
Component Inspection (Transmission Range
Switch) ...................................................................
148
P0706 TRANSMISSION RANGE SENSOR A .150
DTC Logic ..............................................................150
Diagnosis Procedure .............................................150
Component Inspection (Transmission Range
Switch) ...................................................................
152
P0711 TRANSMISSION FLUID TEMPERA-
TURE SENSOR A ............................................
153
DTC Logic ............................................................ ..153
Diagnosis Procedure .............................................156
Component Inspection (CVT Fluid Temperature
Sensor) ..................................................................
156
P0712 TRANSMISSION FLUID TEMPERA-
TURE SENSOR A ............................................
157
DTC Logic ............................................................ ..157
Diagnosis Procedure .............................................157
Component Inspection (CVT Fluid Temperature
Sensor) ..................................................................
157
P0713 TRANSMISSION FLUID TEMPERA-
TURE SENSOR A ............................................
159
DTC Logic ............................................................ ..159
Diagnosis Procedure .............................................159
Component Inspection (CVT Fluid Temperature
Sensor) ..................................................................
160
P0715 INPUT SPEED SENSOR A ..................161
DTC Logic ............................................................ ..161
Diagnosis Procedure .............................................161
P0720 OUTPUT SPEED SENSOR ..................164
DTC Logic ............................................................ ..164
Diagnosis Procedure .............................................164
P0740 TORQUE CONVERTER .......................167
DTC Logic ............................................................ ..167
Diagnosis Procedure .............................................168
Component Inspection (Torque Converter Clutch
Solenoid Valve) .....................................................
168
P0743 TORQUE CONVERTER .......................169
DTC Logic ............................................................ ..169
Diagnosis Procedure .............................................170
Component Inspection (Torque Converter Clutch
Solenoid Valve) .....................................................
170
P0744 TORQUE CONVERTER .......................171
DTC Logic ............................................................ ..171
Diagnosis Procedure .............................................172
Component Inspection (Torque Converter Clutch
Solenoid Valve) .....................................................
172
P0746 PRESSURE CONTROL SOLENOID A .173
DTC Logic ............................................................ ..173
Diagnosis Procedure ............................................ .174
Component Inspection (Line Pressure Solenoid
Valve) ....................................................................
174
P0846 TRANSMISSION FLUID PRESSURE
SEN/SW B ........................................................
175
DTC Logic .............................................................175
Diagnosis Procedure .............................................175
P0847 TRANSMISSION FLUID PRESSURE
SEN/SW B ........................................................
177
DTC Logic .............................................................177
Diagnosis Procedure .............................................177
P0848 TRANSMISSION FLUID PRESSURE
SEN/SW B ........................................................
179
DTC Logic .............................................................179
Diagnosis Procedure .............................................179
P0863 TCM COMMUNICATION .......................181
DTC Logic .............................................................181
Diagnosis Procedure .............................................181
P0890 TCM .......................................................182
DTC Logic .............................................................182
Diagnosis Procedure .............................................182
P0962 PRESSURE CONTROL SOLENOID A ..184
DTC Logic ............................................................ .184
Diagnosis Procedure .............................................184
Component Inspection (Line Pressure Solenoid
Valve) ....................................................................
184
P0963 PRESSURE CONTROL SOLENOID A ..186
DTC Logic ............................................................ .186
Diagnosis Procedure .............................................186
Component Inspection (Line Pressure Solenoid
Valve) ....................................................................
186
P0965 PRESSURE CONTROL SOLENOID B ..188
DTC Logic ............................................................ .188
Diagnosis Procedure .............................................188
P0966 PRESSURE CONTROL SOLENOID B ..189
DTC Logic ............................................................ .189
Diagnosis Procedure .............................................189
Component Inspection (Primary Pressure Sole-
noid Valve) ............................................................
189
P0967 PRESSURE CONTROL SOLENOID B ..191
DTC Logic ............................................................ .191
Diagnosis Procedure .............................................191
Component Inspection (Primary Pressure Sole-
noid Valve) ............................................................
191
P0998 SHIFT SOLENOID F .............................193
DTC Logic .............................................................193
Diagnosis Procedure .............................................193
Component Inspection (Low Brake Solenoid
Valve) ....................................................................
193
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TM-6
Inspection and Adjustment ....................................247
OUTPUT SPEED SENSOR .............................248
Exploded View ..................................................... ..248
Removal and Installation .......................................248
Inspection and Adjustment ....................................248
DIFFERENTIAL SIDE OIL SEAL ....................249
Exploded View ..................................................... ..249
Removal and Installation .......................................249
Inspection and Adjustment ....................................250
WATER HOSE .................................................251
Exploded View ..................................................... ..251
Removal and Installation .......................................251
Inspection ..............................................................253
FLUID COOLER HOSE ...................................254
Exploded View ..................................................... ..254
Removal and Installation .......................................254
Inspection and Adjustment ....................................254
PLUG ...............................................................255
Description ........................................................... ..255
Exploded View .......................................................255
Removal and Installation .......................................255
Inspection and Adjustment ....................................255
CVT OIL WARMER ..........................................256
Exploded View ..................................................... ..256
Removal and Installation .......................................256
Inspection ..............................................................256
CVT FLUID FILTER ..........................................257
Exploded View ..................................................... .257
Removal and Installation .......................................257
Inspection ............................................................. .258
UNIT REMOVAL AND INSTALLATION ...259
TRANSMISSION ASSEMBLY ........................ ..259
Exploded View ..................................................... .259
Removal and Installation .......................................259
Inspection and Adjustment ................................... .261
UNIT DISASSEMBLY AND ASSEMBLY ..263
TORQUE CONVERTER AND CONVERTER
HOUSING OIL SEAL ........................................
263
Exploded View ..................................................... .263
Disassembly ..........................................................263
Assembly ..............................................................263
Inspection ..............................................................264
SERVICE DATA AND SPECIFICATIONS
(SDS) ........ .................................................
265
SERVICE DATA AND SPECIFICATIONS
(SDS) .............................................................. ..
265
General Specification ........................................... .265
Shift Characteristics ..............................................265
Stall Speed ........................................................... .265
Line Pressure ........................................................265
Torque Converter ..................................................265
Revision: August 2015 2016 Versa Note
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TRANSAXLE ASSEMBLYTM-25
< UNIT REMOVAL AND INSTALLATION > [5MT: RS5F91R]
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• Do not reuse self-tapping bolt.
• Tighten transaxle assembly bolts to the specified torque. The illus- tration is the view from the engine.
InspectionINFOID:0000000012430963
INSPECTION AFTER INSTALLATION
• Check the operation of the control linkage. Refer to TM-21, "Inspection".
• Before starting engine, check oil/fluid levels incl uding engine coolant and engine oil. If less than required
quantity, fill to the specified level. Refer to MA-11, "
Fluids and Lubricants".
• Use procedure below to check for fuel leaks.
• Turn ignition switch ON (with engine stopped). With fuel pressure applied to fuel piping, check for fuel leaks at connection points.
• Start engine. With engine speed increased, check again for fuel leaks at connection points.
• Run engine to check for unusual noise and vibration. NOTE:
If hydraulic pressure inside timing chain tensioner drops after removal and installation, slack in the guide
may generate a pounding noise during and just after engine start. However, this is normal. Noise will stop
after hydraulic pressure rises.
• Warm up engine thoroughly to make sure there is no lea ks of fuel, exhaust gas, or any oils/fluids including
engine oil and engine coolant.
• Bleed air from passages in lines and hoses, such as in cooling system.
• After cooling down engine, again check oil/fluid levels including engine oil and engine coolant. Refill to spec-
ified level, if necessary.
• Summary of the inspection items:
*Power steering fluid, brake fluid, etc.
Bolt symbol
ABC D
Insertion direction Transaxle to
engine Engine to transaxle
Quantity 2321
Bolt length
() mm (in) 55 (2.17)
49 (1.93) 69 (2.72)
Tightening torque
N·m (kg-m, ft-lb) 48.0 (4.9, 35)
JPDIC0813ZZ
Item
Before starting engine Engine runningAfter engine stopped
Engine coolant LevelLeaks Level
Engine oil LevelLeaks Level
Transmission/
transaxle fluid CVT Models
LeaksLevel/Leaks Leaks
M/T Models Level/Leaks LeaksLevel/Leaks
Other oils and fluids* LevelLeaks Level
Fuel LeaksLeaks Leaks
Exhaust gas —Leaks —
Revision: August 2015 2016 Versa Note
cardiagn.com
TM-62
< SYSTEM DESCRIPTION >[CVT: RE0F11A]
COMPONENT PARTS
*: These components are included in control valve assembly.
No.
Component Function
1ECM Mainly transmits the following signal to TCM via CAN communication.
• Engine and CVT integrated control signal
NOTE:
General term for the communication (torque-down permission, torque-
down request, etc.) exchanged between the ECM and TCM.
• Engine speed signal
• Accelerator pedal position signal
• Closed throttle position signal
• N idle instruction signal
Mainly receives the following signals from TCM via CAN communication.
• N idle instruction signal
• Malfunction indicator lamp (MIL) signal
2IPDM E/R Mainly transmits the following signal to TCM via CAN communication.
• A/C compressor feedback signal
3TCM TM-63, "
CVT CONTROL SYSTEM : TCM"
4 Transmission range switchTM-63, "CVT CONTROL SYSTEM : Transmission Range Switch"
5 Primary speed sensor TM-63, "CVT CONTROL SYSTEM : Primary Speed Sensor"
6CVT unit —
7 Control
valve ROM assembly*
TM-63, "
CVT CONTROL SYSTEM : ROM Assembly"
CVT fluid temperature sensor*TM-64, "CVT CONTROL SYSTEM : CVT Fluid Temperature Sensor"
Secondary pressure sensor* TM-65, "CVT CONTROL SYSTEM : Secondary Pressure Sensor"
Primary pressure solenoid valve* TM-65, "CVT CONTROL SYSTEM : Primary Pressure Solenoid Valve"
Low brake solenoid valve* TM-65, "CVT CONTROL SYSTEM : Low Brake Solenoid Valve"
High clutch & reverse brake solenoid
valve*TM-66, "CVT CONTROL SYSTEM : High Clutch & Reverse Brake Sole-
noid Valve"
Torque converter clutch solenoid
valve*
TM-66, "CVT CONTROL SYSTEM : Torque
Converter Clutch Solenoid
Va l v e"
Line pressure solenoid valve* TM-66, "CVT CONTROL SYSTEM : Line Pressure Solenoid Valve"
8 Output speed sensor TM-64, "CVT CONTROL SYSTEM : Output Speed Sensor"
9 Secondary speed sensorTM-63, "CVT CONTROL SYSTEM : Secondary Speed Sensor"
10 G sensor TM-66, "CVT CONTROL SYSTEM : G Sensor"
11 B C MMainly transmits the following signal to TCM via CAN communication.
• Stop lamp switch signal
• Turn indicator signal
12 Overdrive control switch TM-66, "
CVT CONTROL SYSTEM : Overdrive Control Switch"
13 Combination meterMainly transmits the following signal to TCM via CAN communication.
• Overdrive control switch signal
Mainly receives the following signals from TCM via CAN communication.
• Shift position indicator signal
• O/D OFF indicator signal
14 Malfunction indicator lamp (MIL) TM-68, "
CVT CONTROL SYSTEM : Malfunction Indicator Lamp (MIL)"
15 O/D OFF indicator lamp TM-66, "CVT CONTROL SYSTEM : O/D OFF Indicator Lamp"
16 Shift position indicator TM-68, "CVT CONTROL SYSTEM : Shift Position Indicator"
17 ABS actuator and electric unit (control unit)Mainly transmits the following signal to TCM via CAN communication.
• Vehicle spee
d signal (ABS)
• ABS operation signal
• ABS malfunction signal
• TCS malfunction signal
• VDC malfunction signal
Revision: August 2015 2016 Versa Note
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STRUCTURE AND OPERATIONTM-73
< SYSTEM DESCRIPTION > [CVT: RE0F11A]
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TRANSAXLE : Oil Pressure System INFOID:0000000012431013
Oil pressure required for operation of the transaxle transmission mechanism is generated by oil pump, oil
pressure control valve, solenoid valve, etc.
TRANSAXLE : Component DescriptionINFOID:0000000012431014
JSDIA1826GB
Part name Function
Torque converter It is composed of the cover converter, turbine assembly, stator, pump impeller assem-
bly, etc. It increases the engine torque and transmits the power to the transaxle.
Oil pump Through the oil pump drive chain, it uses the vane oil pump driven by the engine. It gen-
erates necessary oil pressure to circulate fluid and to operate the clutch and brake.
Counter gear set The power from the torque converter is transmitted to the primary pulley through the
counter drive gear and the counter driven gear.
Belt & pulley (Continuously variable transmis-
sion) It is composed of the primary pulley, secondary pulley, steel belt, etc. and the mecha-
nism performs shifting, changes the gear ratio and transmits the power with oil pressure
from the control valve.
Auxiliary gearbox (stepped transmission) It is composed of the planetary gear, multi-disc clutch, multi-disc brake, etc. and the
mechanism performs shifting (1-2 gear shifting and reverse) with oil pressure from the
control valve.
Reduction gear set Conveys power from the transmission mechanism to the reduction gear and the final
gear.
Parking mechanism When the shift lever is changed to P position, the mechanism fixes the parking gear (in-
tegrated with the reduction gear) and the fixes the output shaft.
Control valve Controls oil pressure from the oil pump to the pressure suitable for the line pressure
control system, shift control system, lock-up control system and lubrication system.
Pressure regu lator valve Adjusts the discharge pressure from the oil pump to the optimum pressure (line pres-
sure) corresponding to the driving condition.
Torque converter regulator valve Adjusts the feed pressure to the torque converter to the optimum pressure correspond-
ing to the driving condition.
Pilot valve Adjusts line pressure and produces a constant pressure (pilot pressure) necessary for
activating each solenoid valve.
Revision: August 2015
2016 Versa Note
cardiagn.com
SYSTEMTM-77
< SYSTEM DESCRIPTION > [CVT: RE0F11A]
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INPUT/OUTPUT SIGNAL TABLE
SYSTEM DESCRIPTION
• CVT detects the vehicle driving status from switc hes, sensors and signals, and controls the vehicle so that
the optimum shift position and shift timing may always be achieved. It also controls the vehicle to reduce
shift and lockup shock, etc.
• Receives input signals from switches and sensors.
• Sends the output signal necessary for operation of solenoid valves, and evaluates the line pressure, shift timing, lockup operation, engine brake performance, etc.
• If a malfunction occurs on the electric system, activate the fail-safe mode only to drive the vehicle.
LIST OF CONTROL ITEMS AND INPUT/OUTPUT
Sensor (or signal)
⇒TCM function
⇒Actuator
• Engine and CVT integrated control signal
• Engine speed signal
• Accelerator pedal position signal
• Closed throttle position signal
• Stop lamp switch signal
• Secondary pressure sensor
• CVT fluid temperature sensor
• Primary speed sensor
• Secondary speed sensor
• Output speed sensor
• Transmission range switch signal
• Overdrive control switch signal
• Vehicle speed signal (ABS)
• ABS operation signal
• A/C compressor feedback signal
• G sensor
• N idle instruction signal
• Turn indicator signal • Line pressure control (
TM-82, "
LINE
PRESSURE CONTROL : System Descrip-
tion")
• Shift control ( TM-83, "
SHIFT CONTROL :
System Description")
• Select control ( TM-85, "
SELECT CON-
TROL : System Description")
• Lock-up control ( TM-86, "
LOCK-UP CON-
TROL : System Description")
• Idle neutral control ( TM-87, "
IDLE NEU-
TRAL CONTROL : System Description")
• Fail-safe mode ( TM-106, "
Fail-safe")
• Self-diagnosis function ( TM-93, "
CON-
SULT Function")
• Communication function with CONSULT
(TM-93, "
CONSULT Function")
• CAN communication control ( TM-141,
"Description") • Line pressure solenoid valve
• Primary pressure
solenoid valve
• Torque converter clutch solenoid
valve
• High clutch & reverse brake sole- noid valve
• Low brake solenoid valve
• OD OFF indicator lamp
• Shift position indicator
Control Item Shift controlLine pressure
control Select control
Lock-up con-
trol Fail-safe func-
tion *
Input Engine torque signal
(CAN communication)
×××××
Engine speed signal
(CAN communication) ×××××
Accelerator pedal position signal
(CAN communication) ×××××
Closed throttle position signal
(CAN communication) ××
×
Stop lamp switch signal
(CAN communication) ××××
Secondary pressure sensor ××× ×
CVT fluid temperature sensor ××××
Primary speed sensor ×× ××
Secondary speed sensor ×××××
Output speed sensor ×××××
Transmission range switch ×××××
Overdrive control switch
(CAN communication) ×
Revision: August 2015
2016 Versa Note
cardiagn.com
TM-86
< SYSTEM DESCRIPTION >[CVT: RE0F11A]
SYSTEM
LOCK-UP CONTROL : System Description
INFOID:0000000012431024
SYSTEM DIAGRAM
DESCRIPTION
• Controls for improvement of the transmission effi ciency by engaging the torque converter clutch in the
torque converter and eliminating slip of the converter. Achieves comfortable driving with slip control of the
torque converter clutch.
• The oil pressure feed circuit for the torque converter clutch piston chamber is connected to the torque con- verter clutch control valve. The torque converter clut ch control valve is switched by the torque converter
clutch solenoid valve with the signal from TCM. This controls the oil pressure circuit, which is supplied to the
torque converter clutch piston chamber, to the release side or engagement side.
• If the CVT fluid temperature is low or the vehicle is in fail-safe mode due to malfunction, lock-up control is
prohibited.
Lock-up engagement
In lock-up engagement, the torque converter clutch solenoi d valve makes the torque converter clutch control
valve locked up to generate the lock-up apply pressure. This pushes the torque converter clutch piston for
engagement.
Lock-up release condition
In lock-up release, the torque converter clutch solenoid valve makes the torque converter clutch control valve
non-locked up to drain the lock-up apply pressure. This does not engage the torque converter clutch piston.
IDLE NEUTRAL CONTROL
JSDIA1865GB
Revision: August 2015 2016 Versa Note
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TCM
TM-109
< ECU DIAGNOSIS INFORMATION > [CVT: RE0F11A]
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Protection Control INFOID:0000000012431035
The TCM becomes the protection control status temporarily to protect the safety when the safety of TCM and
transmission is lost. It automatically returns to the normal status if the safety is secured.
The TCM has the following protection control.
CONTROL FOR WHEEL SPIN
CONTROL WHEN FLUID TEMPERATURE IS HIGH
TORQUE IS REDUCED WHEN DRIVING WITH THE REVERSE GEAR
REVERSE PROHIBIT CONTROL
DTC Inspection Priority ChartINFOID:0000000012431036
If multiple malfunction codes are detected at the same time, check each code according to the DTC check pri-
ority list below.
Control When a wheel spin is detected, the engine output and gear ratio are limited and the line pressure is increased.
At the 1GR, the clutch pressure is increased.
Vehicle behavior in
control If the accelerator is kept depressing during wheel spin, the engine revolution and vehicle speed are limited to
a certain degree. From the 1GR, upshift to a certain gear ratio is only allowed.
Normal return condi-
tion Wheel spin convergence returns the control to the normal control.
ControlWhen the CVT fluid temperature is high, the gear shift permission maximum revolution and the maximum
torque are reduced than usual to prevent increase of the oil temperature.
Vehicle behavior in
control Power performance may be lowered, compared to normal control.
Normal return condi-
tion The control returns to the normal control when CVT fluid temperature is lowered.
Control
Engine output is controlled according to a vehicle speed while reversing the vehicle.
Vehicle behavior in
control Power performance may be lowered while reversing the vehicle.
Normal return condi-
tion Torque returns to normal by positioning the selector lever in a range ot
her than “R” position.
ControlThe reverse brake is controlled to avoid becoming engaged when the selector lever is set in “R” position while
driving in forward direction at more than the specified speed.
Vehicle behavior in
control If the selector lever is put at “R” position when driving with the forward gear, the gear becomes neutral, not
reverse.
Normal return condi-
tion The control returns to normal control when the vehicle is driven at low speeds. (The reverse brake becomes
engaged.)
Priority
DTC (Diagnostic Trouble Code) Reference
1 P0863 CONTROL UNIT (CAN)
TM-181
U0073 COMM BUS A OFFTM-135
U0100 LOST COMM (ECM A)TM-136
U0140 LOST COMM (BCM)TM-137
U0141 LOST COMM (BCM A)TM-138
U0155 LOST COMM (IPC)TM-139
U0300 CAN COMM DATA TM-140
U1000 CAN COMM CIRCTM-141
U1117 LOST COMM (ABS)TM-142
Revision: August 2015 2016 Versa Note
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