Nissan Murano Z50 (2006 year). Manual — part 59
TROUBLE DIAGNOSIS
CVT-49
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CVT
Revision: 2006 August
2006 Murano
2.
CHECK STARTING THE ENGINE
With manual mode
1.
Turn ignition switch ON.
2.
Move selector lever to “D”, “M” or “R” position.
3.
Turn ignition switch to “START” position.
Without manual mode
1.
Turn ignition switch ON.
2.
Move selector lever to “D”, “S”, “L” or “R” position.
3.
Turn ignition switch to “START” position.
Is engine started?
YES
>> Stop “Road Test”. Mark the box “Engine Cannot Be
Started In “P” and “N” position” on the
. Go to
not Be Started in “P” and “N” Position"
.
NO
>> GO TO 3.
3.
CHECK “P” POSITION FUNCTION
1.
Move selector lever to “P” position.
2.
Turn ignition switch OFF.
3.
Release parking brake.
4.
Push vehicle forward or backward.
5.
Apply parking brake.
Does vehicle move when it is pushed forward or backward?
YES
>> Mark the box “In “P” Position, Vehicle Moves Forward or
Backward When Pushed” on the
. Continue “Road Test”.
NO
>> GO TO 4.
SCIA4585E
SCIA4362E
SCIA4363E
SAT796A
CVT-50
TROUBLE DIAGNOSIS
Revision: 2006 August
2006 Murano
4.
CHECK “N” POSITION FUNCTION
1.
Start engine.
2.
Move selector lever to “N” position.
3.
Release parking brake.
Does vehicle move forward or backward?
YES
>> Mark the box “In “N” Position, Vehicle Moves” on the
CVT-36, "DIAGNOSTIC WORKSHEET"
. Continue
“Road Test”.
NO
>> GO TO 5.
5.
CHECK SHIFT SHOCK
1.
Apply foot brake.
2.
Move selector lever to “R” position.
Is there large shock when changing from “N” to “R” position?
YES
>> Mark the box “Large shock “N”
→
“R” Position” on the
CVT-36, "DIAGNOSTIC WORKSHEET"
. Continue
“Road Test”.
NO
>> GO TO 6.
6.
CHECK “R” POSITION FUNCTION
Release foot brake for several seconds.
Does vehicle creep backward when foot brake is released?
YES
>> GO TO 7.
NO
>> Mark the box “Vehicle Does Not Creep Backward in “R”
Position” on the
CVT-36, "DIAGNOSTIC WORKSHEET"
. Continue “Road Test”.
SCIA7507E
SAT797A
SCIA4364E
SAT799A
TROUBLE DIAGNOSIS
CVT-51
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Revision: 2006 August
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7.
CHECK “D”, “S”, “L” POSITION FUNCTION
With manual mode
Move selector lever to “D” position and check if vehicle creeps for-
ward.
Without manual mode
Move selector lever to “D”, “S” and “L” positions and check if vehicle
creeps forward.
Does vehicle creep forward in all positions?
YES
>> Go to
NO
>> Mark the box “Vehicle Does Not Creep Forward in “D”,
“S” or “L” Position” on the
. Go to
Creep Forward in “D”, “S” or “L” Position"
.
SCIA4586E
SCIA4365E
CVT-52
TROUBLE DIAGNOSIS
Revision: 2006 August
2006 Murano
Cruise Test
NCS00135
1.
CHECK VEHICLE SPEED WHEN SHIFTING GEARS — PART 1
1.
Drive vehicle for approximately 10 minutes to warm engine oil and CVT fluid up to operating temperature.
2.
Park vehicle on flat surface.
3.
Move selector lever to “P” position.
4.
Start engine.
5.
Move selector lever to “D” position.
6.
Accelerate vehicle to 2/8-way throttle depressing accelerator
pedal constantly.
Read vehicle speed and engine speed. Refer to
"Vehicle Speed When Shifting Gears"
OK or NG
OK
>> GO TO 2.
NG
>> Mark the box of “CVT Does Not Shift” on the
. Continue “Road Test”.
CVT fluid operating temperature:
50 - 80
°
C (122 - 176
°
F)
SCIA4363E
SCIA4285E
SCIA6644E
TROUBLE DIAGNOSIS
CVT-53
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CVT
Revision: 2006 August
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2.
CHECK VEHICLE SPEED WHEN SHIFTING GEARS — PART 2
1.
Park vehicle on flat surface.
2.
Move selector lever to “D” position.
3.
Accelerate vehicle to full depression depressing accelerator
pedal constantly.
Read vehicle speed and engine speed. Refer to
"Vehicle Speed When Shifting Gears"
OK or NG
OK
>> GO TO 3.(With manual mode)
OK
>> GO TO 7. (Without manual mode)
NG
>> Mark the box of “CVT Does Not Shift” on the
. Continue “Road Test”.
3.
CHECK MANUAL MODE FUNCTION
Move to manual mode from “D” position.
Does it switch to manual mode?
YES
>> GO TO 4.
NO
>> Mark the box of “Cannot Be Changed to Manual Mode”
on the
CVT-36, "DIAGNOSTIC WORKSHEET"
tinue “Road Test”.
4.
CHECK SHIFT-UP FUNCTION
During manual mode driving, is upshift from M1
→
M2
→
M3
→
M4
→
M5
→
M6 performed?
Read the gear position. Refer to
Is upshifting correctly performed?
YES
>> GO TO 5.
NO
>> Mark the box of “CVT Does Not Shift in Manual Mode”
on the
CVT-36, "DIAGNOSTIC WORKSHEET"
tinue “Road Test”.
SCIA4285E
SCIA4366E
SCIA4587E
SCIA5954E
CVT-54
TROUBLE DIAGNOSIS
Revision: 2006 August
2006 Murano
5.
CHECK SHIFT-DOWN FUNCTION
During manual mode driving, is downshift from M6
→
M5
→
M4
→
M3
→
M2
→
M1 performed?
Read the gear position. Refer to
.
Is downshifting correctly performed?
YES
>> GO TO 6.
NO
>> Mark the box of “CVT Does Not Shift in Manual Mode”
CVT-36, "DIAGNOSTIC WORKSHEET"
. Con-
tinue “Road Test”.
6.
CHECK ENGINE BRAKE FUNCTION
Check engine brake.
Does engine braking effectively reduce speed in M1 position?
YES
>> 1. Stop the vehicle.
2. Perform self-diagnosis. Refer to
.
NO
>> Mark the box of “Vehicle Does Not Decelerate by Engine
Brake” on the
CVT-36, "DIAGNOSTIC WORKSHEET"
.
then continue trouble diagnosis.
7.
CHECK “S” POSITION FUNCTION — PART 1
1.
Park vehicle on flat surface.
2.
Move selector lever to “S” position.
3.
Accelerate vehicle to 2/8-way throttle depressing accelerator
pedal constantly.
Read vehicle speed and engine speed. Refer to
"Vehicle Speed When Shifting Gears"
OK or NG
OK
>> GO TO 8.
NG
>> Mark the box of “Cannot Be Changed to Second Posi-
tion” on the
CVT-36, "DIAGNOSTIC WORKSHEET"
Continue “Road Test”.
SCIA5955E
SCIA5956E
SCIA4367E
SCIA6644E
TROUBLE DIAGNOSIS
CVT-55
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CVT
Revision: 2006 August
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8.
CHECK “S” POSITION FUNCTION — PART 2
1.
Park vehicle on flat surface.
2.
Move selector lever to “S” position.
3.
Accelerate vehicle to full depression depressing accelerator
pedal constantly.
Read vehicle speed and engine speed. Refer to
"Vehicle Speed When Shifting Gears"
OK or NG
OK
>> GO TO 9.
NG
>> Mark the box of “Cannot Be Changed to Second Posi-
tion” on the
CVT-36, "DIAGNOSTIC WORKSHEET"
Continue “Road Test”.
9.
CHECK “L” POSITION FUNCTION — PART 1
1.
Park vehicle on flat surface.
2.
Move selector lever to “L” position.
3.
Accelerate vehicle to 2/8-way throttle depressing accelerator
pedal constantly.
Read vehicle speed and engine speed. Refer to
"Vehicle Speed When Shifting Gears"
OK or NG
OK
>> GO TO 10.
NG
>> Mark the box of “Cannot Be Changed to “L” Position ” on
the
CVT-36, "DIAGNOSTIC WORKSHEET"
. Continue
“Road Test”.
SCIA4367E
SCIA4366E
SCIA4368E
SCIA6644E
CVT-56
TROUBLE DIAGNOSIS
Revision: 2006 August
2006 Murano
10.
CHECK “L” POSITION FUNCTION — PART 2
1.
Park vehicle on flat surface.
2.
Move selector lever to “L” position.
3.
Accelerate vehicle to full depression depressing accelerator
pedal constantly.
Read vehicle speed and engine speed. Refer to
"Vehicle Speed When Shifting Gears"
OK or NG
OK
>> GO TO 11.
NG
>> Mark the box of “Cannot Be Changed to “L” Position ” on
the
CVT-36, "DIAGNOSTIC WORKSHEET"
. Continue
“Road Test”.
11.
CHECK ENGINE BRAKE FUNCTION
Check engine brake.
Does engine braking effectively reduce speed in “L” position?
YES
>> 1. Stop the vehicle.
2. Perform self-diagnosis. Refer to
.
NO
>> Mark the box of “Vehicle Does Not Decelerate by Engine
Brake” on the
CVT-36, "DIAGNOSTIC WORKSHEET"
.
then continue trouble diagnosis.
Vehicle Speed When Shifting Gears
NCS00136
Numerical value data are reference values.
*: Without manual mode
CAUTION:
Lock-up clutch is engaged when vehicle speed is approximately 18 km/h (11 MPH) to 90 km/h (56 MPH).
SCIA4368E
SCIA4366E
SCIA6372E
Engine type
Throttle position
Shift pattern
Engine speed (rpm)
At 40 km/h (25 MPH)
At 60 km/h (37 MPH)
VQ35DE
8/8
“D” position
Second position*
“L” position*
2,800 - 4,300
3,900 - 5,300
2/8
“D” position
1,200 - 2,000
1,300 - 2,100
Second position*
2,200 - 3,000
2,800 - 3,600
“L” position*
2,800 - 3,600
3,800 - 4,600
TROUBLE DIAGNOSIS
CVT-57
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TCM Input/Output Signal Reference Values
NCS00137
TCM TERMINAL CONNECTOR LAYOUT
TCM INSPECTION TABLE
Data are reference values and are measured between each terminal and ground.
SCIA0495E
Terminal
Wire
color
Item
Condition
Data (Approx.)
1
R/Y
Pressure con-
trol solenoid
valve A (Line
pressure sole-
noid valve)
and
Release your foot from the accelerator pedal.
5.0 - 7.0 V
Press the accelerator pedal all the way down.
1.0 - 3.0 V
2
W/B
Pressure con-
trol solenoid
valve B (Sec-
ondary pressure
solenoid valve)
Release your foot from the accelerator pedal.
5.0 - 7.0 V
Press the accelerator pedal all the way down.
3.0 - 4.0 V
3
L/W
Torque con-
verter clutch
solenoid valve
When vehi-
cle cruises in
“D” position.
When CVT performs lock-up.
6.0 V
When CVT does not perform lock-up.
1.0 V
4
L/Y
Lock-up select
solenoid valve
Selector lever in “P” and “N” positions
Battery voltage
Wait at least for 5 seconds with the selector lever in
“R”, “D”, “S”* and “L”* positions
*: Without manual mode.
0 V
5
L
CAN-H
—
—
6
Y
CAN-L
—
—
8
SB
Back-up lamp
relay
Selector lever in “R” position.
0 V
Selector lever in other positions.
Battery voltage
10
Y/L
Power supply
—
Battery voltage
—
0 V
11
G/R
Step motor A
Within 2 seconds after ignition switch ON, the time measurement by using
the pulse width measurement function (Hi level) of CONSULT-II.*1
CAUTION:
Connect the diagnosis data link cable to the vehicle diagnosis connec-
tor.
*1: A circuit tester cannot be used to test this item.
30.0 msec
12
O/B
Step motor B
10.0 msec
13
G/W
ROM assembly
—
—
14
L/R
ROM assembly
—
—
15
BR/R
ROM assembly
—
—
CVT-58
TROUBLE DIAGNOSIS
Revision: 2006 August
2006 Murano
19
Y/L
Power supply
—
Battery voltage
—
0 V
20
R
Step motor C
Within 2 seconds after ignition switch ON, the time measurement by using
the pulse width measurement function (Hi level) of CONSULT-II.*1
CAUTION:
Connect the diagnosis data link cable to the vehicle diagnosis connec-
tor.
*1: A circuit tester cannot be used to test this item.
30.0 msec
21
R/G
Step motor D
10.0 msec
24
G/O
Starter relay
Selector lever in “N” and “P”positions.
Battery voltage
Selector lever in other positions.
0 V
25
B
Ground
Always
0 V
27
BR/W
PNP switch 1
Selector lever in “R”, “N”, “D” and “S”* positions.
*: Without manual mode.
0 V
Selector lever in “P” and “L”* positions.
*: Without manual mode.
Battery voltage
28
Y/R
Power supply
(memory back-
up)
Always
Battery voltage
29
G
Output speed
sensor (Second-
ary speed sen-
sor)
When driving [“D” position, 20 km/h (12 MPH)].
300 Hz
32
GR
PNP switch 3
(monitor)
Selector lever in “D”, “S”* and “L”* positions.
*: Without manual mode.
0 V
Selector lever in “P”, “R” and “N” positions.
8.0 V - Battery
voltage
34
P/B
PNP switch 2
Selector lever in “N”, “D”, “S”* and “L”* positions.
*: Without manual mode.
0 V
Selector lever in “P” and “R” positions.
10.0 V - Battery
voltage
35
P/L
PNP switch 3
Selector lever in “D”, “S”* and “L”* positions.
*: Without manual mode.
0 V
Selector lever in “P”, “R” and “N” positions.
8.0 V - Battery
voltage
36
G
PNP switch 4
Selector lever in “R”, “D” and “S”* positions.
*: Without manual mode.
0 V
Selector lever in “P”, “N” and “L”* positions.
*: Without manual mode.
10.0 V - Battery
voltage
37
V/W
Transmission
fluid pressure
sensor A (Sec-
ondary pressure
sensor)
and
“N” position idle
0.8 V
38
LG
Input speed sen-
sor (Primary
speed sensor)
When driving [“D” position, 20 km/h (12 MPH)].
600 Hz
Terminal
Wire
color
Item
Condition
Data (Approx.)
TROUBLE DIAGNOSIS
CVT-59
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CVT
Revision: 2006 August
2006 Murano
41
V/O
Transmission
fluid pressure
sensor B (Pri-
mary pressure
sensor)
and
“N” position idle
0.7 - 3.5 V
42
W/R
Sensor ground
Always
0 V
46
L/O
Sensor power
—
4.5 - 5.5 V
—
0 V
47
V
CVT fluid tem-
perature sensor
When CVT fluid temperature is 20
°
C (68
°
F)
2.0 V
When CVT fluid temperature is 80
°
C (176
°
F)
1.0 V
48
B
Ground
Always
0 V
Terminal
Wire
color
Item
Condition
Data (Approx.)
CVT-60
TROUBLE DIAGNOSIS
Revision: 2006 August
2006 Murano
CONSULT-II Function (TRANSMISSION)
NCS00138
CONSULT-II can display each diagnostic item using the diagnostic test modes shown below.
FUNCTION
CONSULT-II REFERENCE VALUE
Diagnostic test mode
Function
Reference page
Work support
This mode enables a technician to adjust some devices faster and more accurately by
following the indications on CONSULT-II.
Self-diagnostic results
Self-diagnostic results can be read and erased quickly.
Data monitor
Input/Output data in the TCM can be read.
CAN diagnostic support
monitor
The results of transmit/receive diagnosis of CAN communication can be read.
CALIB data
Characteristic information for TCM and CVT assembly can be read. Do not use, but
displayed.
—
Function test
Performed by CONSULT-II instead of a technician to determine whether each system
is “OK” or “NG”.
—
ECU part number
TCM part number can be read.
—
Item name
Condition
Display value (Approx.)
VSP SENSOR
During driving
Approximately matches the speedometer
reading.
ESTM VSP SIG
PRI SPEED SEN
During driving (lock-up ON)
Approximately matches the engine speed.
ENG SPEED SIG
Engine running
Closely matches the tachometer reading.
SEC HYDR SEN
“N” position idle
0.8 - 1.0 V
PRI HYDR SEN
“N” position idle
0.7 - 3.5 V
ATF TEMP SEN
When CVT fluid temperature is 20
°
C (68
°
F).
1.8 - 2.0 V
When CVT fluid temperature is 80
°
C (176
°
F).
0.6 - 1.0 V
VIGN SEN
Ignition switch: ON
Battery voltage
VEHICLE SPEED
During driving
Approximately matches the speedometer
reading.
PRI SPEED
During driving (lock-up ON)
Approximately matches the engine speed.
SEC SPEED
During driving
45 X Approximately matches the speed-
ometer reading.
ENG SPEED
Engine running
Closely matches the tachometer reading.
GEAR RATIO
During driving
2.37 - 0.43
ACC PEDAL OPEN
Released accelerator pedal - Fully depressed
accelerator pedal
0.0/8 - 8.0/8
SEC PRESS
“N” position idle
0.5 - 0.9 MPa
PRI PRESS
“N” position idle
0.3 - 0.9 MPa
STM STEP
During driving
-20 step - 190 step
ISOLT1
Lock-up OFF
0.0 A
Lock-up ON
0.7 A
ISOLT2
Release your foot from the accelerator pedal.
0.8 A
Press the accelerator pedal all the way down.
0.0 A
ISOLT3
Secondary pressure low - Secondary pressure
high.
0.8 - 0.0 A
SOLMON1
Lock-up OFF
0.0 A
Lock-up ON
0.6 - 0.7 A
TROUBLE DIAGNOSIS
CVT-61
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Revision: 2006 August
2006 Murano
SOLMON2
“N” position idle
0.8 A
When stalled
0.3 - 0.6 A
SOLMON3
“N” position idle
0.6 - 0.7 A
When stalled
0.4 - 0.6 A
INH SW3M
Selector lever in “D”, “S”* and “L”* positions
*: Without manual mode.
ON
Selector lever in “P”, “R” and “N” positions
OFF
INH SW4
Selector lever in “R”, “D” and “S”* positions
*: Without manual mode.
ON
Selector lever in “P”, “N” and “L”* positions
*: Without manual mode.
OFF
INH SW3
Selector lever in “D”, “S”* and “L”* positions
*: Without manual mode.
ON
Selector lever in “P”, “R” and “N” positions
OFF
INH SW2
Selector lever in “N”, “D”, “S”* and “L”* positions
*: Without manual mode.
ON
Selector lever in “P” and “R” positions
OFF
INH SW1
Selector lever in “R”, “N”, “D” and “S”* positions
*: Without manual mode.
ON
Selector lever in “P” and “L”* positions
*: Without manual mode.
OFF
BRAKE SW
Depressed brake pedal
ON
Released brake pedal
OFF
FULL SW
Fully depressed accelerator pedal
ON
Released accelerator pedal
OFF
IDLE SW
Released accelerator pedal
ON
Fully depressed accelerator pedal
OFF
SPORT MODE SW
Selector lever in “S”* and “L”* positions
*: Without manual mode.
ON
Selector lever in other positions
OFF
DOWNLVR
Selector lever: - side
ON
Other than the above
OFF
UPLVR
Selector lever: + side
ON
Other than the above
OFF
NON MMODE
Manual shift gate position (neutral, +side, -side)
OFF
Other than the above
ON
MMODE
Manual shift gate position (neutral)
ON
Other than the above
OFF
INDDRNG
Selector lever in “D” position
ON
Selector lever in other positions
OFF
INDLRNG
Selector lever in “L”* position
*: Without manual mode.
ON
Selector lever in other positions
OFF
INDNRNG
Selector lever in “N” position
ON
Selector lever in other positions
OFF
INDRRNG
Selector lever in “R” position
ON
Selector lever in other positions
OFF
Item name
Condition
Display value (Approx.)
CVT-62
TROUBLE DIAGNOSIS
Revision: 2006 August
2006 Murano
INDPRNG
Selector lever in “P” position
ON
Selector lever in other positions
OFF
SMCOIL D
During driving
Changes ON
⇔
OFF.
SMCOIL C
SMCOIL B
SMCOIL A
LUSEL SOL OUT
Selector lever in “P” and “N” positions
ON
Wait at least for 5 seconds with the selector
lever in “R”, “D”, “S”* and “L”* positions
*: Without manual mode.
OFF
STRTR RLY OUT
Selector lever in “P” and “N” positions
ON
Selector lever in other positions
OFF
STRTR RLY MON
Selector lever in “P” and “N” positions
ON
Selector lever in other positions
OFF
VDC ON
VDC operate
ON
Other conditions
OFF
TCS ON
TCS operate
ON
Other conditions
OFF
ABS ON
ABS operate
ON
Other conditions
OFF
RANGE
Selector lever in “N” or “P” position.
N·P
Selector lever in “R” position.
R
Selector lever in “D” position.
D
Selector lever in “S”* position.
*: Without manual mode.
S
Selector lever in “L”* position.
*: Without manual mode.
L
M GEAR POS
During driving
1, 2, 3, 4, 5, 6
Item name
Condition
Display value (Approx.)
TROUBLE DIAGNOSIS
CVT-63
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CVT
Revision: 2006 August
2006 Murano
CONSULT-II SETTING PROCEDURE
Refer to
GI-38, "CONSULT-II Start Procedure"
.
WORK SUPPORT MODE
Display Item List
Engine Brake Adjustment
1.
Touch “WORK SUPPORT” on “SELECT DIAG MODE” screen.
2.
Touch “ENGINE BRAKE ADJ”.
3.
Touch “START”.
4.
Set “ENGINE BRAKE LEVEL” by touching “UP” or “DOWN”.
5.
Turn ignition switch OFF, wait at least 5 seconds and then turn
ignition switch ON.
6.
Engine brake level set is completed.
Item name
Description
ENGINE BRAKE ADJ.
The engine brake level setting can be canceled.
CONFORM CVTF DETERIORTN
The CVT fluid deterioration level can be checked.
BCIA0031E
SCIA4287E
SCIA4288E
“ENGINE BRAKE LEVEL”
0: Initial set value (Engine brake level control is
activated)
OFF: Engine brake level control is deactivated.
SAT934J
CVT-64
TROUBLE DIAGNOSIS
Revision: 2006 August
2006 Murano
CAUTION:
Mode of “+1” “0” “-1” “-2” “OFF” can be selected by pressing the “UP” “DOWN” on CONSULT-II
screen. However, do not select mode other than “0” and “OFF”. If the “+1” or “-1” or “-2” is
selected, that might cause the irregular driveability.
Check CVT Fluid Deterioration Date
1.
Touch “WORK SUPPORT” on “SELECT DIAG MODE” screen.
2.
Touch “CONFORM CVTF DETERIORTN”.
3.
Check “CVTF DETERIORATION DATE”.
CAUTION:
Touch “CLEAR” after changing CVT fluid, and then erase
“CVTF DETERIORATION DATE”.
BCIA0031E
SCIA4287E
“CVTF DETERIORATION DATE”
More than 210000:
It is necessary to change CVT fluid.
Less than 210000:
It is not necessary to change CVT fluid.
SCIA4289E
SCIA4290E
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