Nissan Murano Z50 (2004 year). Manual

TROUBLE DIAGNOSIS

CVT-51

CVT

Revision: 2004 November

2004 Murano

Cruise Test

ACS007X1

CHECK VEHICLE SPEED WHEN SHIFTING GEARS — PART 1

Drive vehicle for approximately 10 minutes to warm engine oil and CVT fluid up to operating temperature.

Park vehicle on flat surface.

Move selector lever to “P” position.

Start engine.

Move selector lever to “D” position.

Accelerate vehicle by constantly depressing accelerator pedal
half-way.

Read vehicle speed and engine speed. Refer to

CVT-55,

"Vehicle Speed When Shifting Gears"

OK or NG

>> GO TO 2.

>> Mark the box of “CVT Does Not Shift” on the “DIAG-

NOSTIC WORKSHEET”

CVT-34

. Continue “Road

Test”.

CVT fluid operating temperature:

50 - 80

C (122 - 176

SCIA4363E

SCIA4285E

SAT495G

CVT-52

TROUBLE DIAGNOSIS

Revision: 2004 November

2004 Murano

CHECK VEHICLE SPEED WHEN SHIFTING GEARS — PART 2

Park vehicle on flat surface.

Move selector lever to “D” position.

Accelerate vehicle by constantly depressing accelerator pedal
fully depressed.

Read vehicle speed and engine speed. Refer to

CVT-55,

"Vehicle Speed When Shifting Gears"

OK or NG

>> GO TO 3.(With manual mode)

>> GO TO 7. (Without manual mode)

>> Mark the box of “CVT Does Not Shift” on the “DIAG-

NOSTIC WORKSHEET”

CVT-34

. Continue “Road

Test”.

CHECK MANUAL MODE FUNCTION

Move to manual mode from “D” position.

Does it switch to manual mode?

YES

>> GO TO 4.

>> Mark the box of “Cannot be Changed to Manual Mode”

on the “DIAGNOSTIC WORKSHEET”

CVT-34

. Con-

tinue “Road Test”.

CHECK SHIFT-UP FUNCTION

During manual mode driving, is upshift from M1

→

M6 performed?

Read the gear position. Refer to

CVT-64, "DATA MONITOR

MODE"

Is upshifting correctly performed?

YES

>> GO TO 5.

>> Mark the box of “CVT Does Not Shift In Manual Mode”

on the “DIAGNOSTIC WORKSHEET”

CVT-34

. Con-

tinue “Road Test”.

SCIA4285E

SCIA4366E

SCIA4587E

SCIA5954E

TROUBLE DIAGNOSIS

CVT-53

CVT

Revision: 2004 November

2004 Murano

CHECK SHIFT-DOWN FUNCTION

During manual mode driving, is downshift from M6

→

M1 performed?

Read the gear position. Refer to

CVT-64, "DATA MONITOR

MODE"

Is downshifting correctly performed?

YES

>> GO TO 6.

>> Mark the box of “CVT Does Not Shift In Manual Mode”

on the “DIAGNOSTIC WORKSHEET”

CVT-34

. Con-

tinue “Road Test”.

CHECK ENGINE BRAKE FUNCTION

Check engine brake.

Does engine braking effectively reduce speed in M1 position?

YES

>> 1. Stop the vehicle.

2. Carry out the self-diagnostics. Refer to

CVT-62,

"SELF-DIAGNOSTIC RESULT MODE"

>> Mark the box of “Vehicle Does Not Decelerate By

Engine Brake” on the “DIAGNOSTIC WORKSHEET”

CVT-34

. then continue trouble diagnosis.

CHECK “S” POSITION FUNCTION — PART 1

Park vehicle on flat surface.

Move selector lever to “S” position.

Accelerate vehicle by constantly depressing accelerator pedal
half-way.

Read vehicle speed and engine speed. Refer to

CVT-55,

"Vehicle Speed When Shifting Gears"

OK or NG

>> GO TO 8.

>> Mark the box of “Cannot Be Changed to Second Posi-

tion” on the “DIAGNOSTIC WORKSHEET”

CVT-34

Continue “Road Test”.

SCIA5955E

SCIA5956E

SCIA4367E

SAT495G

CVT-54

TROUBLE DIAGNOSIS

Revision: 2004 November

2004 Murano

CHECK “S” POSITION FUNCTION — PART 2

Park vehicle on flat surface.

Move selector lever to “S” position.

Accelerate vehicle by constantly depressing accelerator pedal
fully depressed.

Read vehicle speed and engine speed. Refer to

CVT-55,

"Vehicle Speed When Shifting Gears"

OK or NG

>> GO TO 9.

>> Mark the box of “Cannot Be Changed to Second Posi-

tion” on the “DIAGNOSTIC WORKSHEET”

CVT-34

Continue “Road Test”.

CHECK “L” POSITION FUNCTION — PART 1

Park vehicle on flat surface.

Move selector lever to “L” position.

Accelerate vehicle by constantly depressing accelerator pedal
half-way.

Read vehicle speed and engine speed. Refer to

CVT-55,

"Vehicle Speed When Shifting Gears"

OK or NG

>> GO TO 10.

>> Mark the box of “Cannot Be Changed to “L” Position ” on

the “DIAGNOSTIC WORKSHEET”

CVT-34

. Continue

“Road Test”.

SCIA4367E

SCIA4366E

SCIA4368E

SAT495G

TROUBLE DIAGNOSIS

CVT-55

CVT

Revision: 2004 November

2004 Murano

10.

CHECK “L” POSITION FUNCTION — PART 2

Park vehicle on flat surface.

Move selector lever to “L” position.

Accelerate vehicle by constantly depressing accelerator pedal
fully depressed.

Read vehicle speed and engine speed. Refer to

CVT-55,

"Vehicle Speed When Shifting Gears"

OK or NG

>> GO TO 11.

>> Mark the box of “Cannot Be Changed to “L” Position ” on

the “DIAGNOSTIC WORKSHEET”

CVT-34

. 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

CVT-62, "SELF-

DIAGNOSTIC RESULT MODE"

>> Mark the box of “Vehicle Does Not Decelerate By

Engine Brake” on the “DIAGNOSTIC WORKSHEET”

CVT-34

. then continue trouble diagnosis.

Vehicle Speed When Shifting Gears

ACS007X2

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

CVT-56

TROUBLE DIAGNOSIS

Revision: 2004 November

2004 Murano

TCM Input/Output Signal Reference Values

ACS007X3

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.)

R/Y

Pressure control
solenoid valve A
(line pressure
solenoid valve)

and

Release your foot from the accelerator pedal.

5.0 - 7.0V

Press the accelerator pedal all the way down.

1.0 - 3.0V

W/B

Pressure control
solenoid valve B
(secondary pres-
sure solenoid
valve)

Release your foot from the accelerator pedal.

5.0 - 7.0V

Press the accelerator pedal all the way down.

3.0 - 4.0V

L/W

TCC solenoid
valve

Lock-up applied to lock-up cancelled

6.0 - 0V

L/Y

Lock-up select
solenoid valve

“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.

CAN H

–

CAN L

–

Back-up lamp
relay

Selector lever in “R” position.

Selector lever in other positions.

Battery voltage

Y/L

Power supply

—

Battery voltage

—

G/R

Step motor A

Within 2 seconds after key 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 con-
nector.
*1: A circuit tester cannot be used to test this item.

30.0 msec

O/B

Step motor B

10.0 msec

G/W

ROM assembly

—

L/R

ROM assembly

—

BR/R

ROM assembly

—

TROUBLE DIAGNOSIS

CVT-57

CVT

Revision: 2004 November

2004 Murano

Y/L

Power supply

—

Battery voltage

—

Step motor C

Within 2 seconds after key 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 con-
nector.
*1: A circuit tester cannot be used to test this item.

30.0 msec

R/G

Step motor D

10.0 msec

G/O

Starter relay

Selector lever in “N”,“P”positions.

Battery voltage

Selector lever in other positions.

—

Ground

Always

BR/W

PNP switch 1

Selector lever in “R”, “N”, “D”, “S”* positions.
*: Without manual mode.

Selector lever in “P”, “L”* positions.
*: Without manual mode.

Battery voltage

Y/R

Power supply
(Memory back-
up)

Always

Battery voltage

Output speed
sensor (second-
ary speed sen-
sor)

When driving [“D” position, 20 km/h (12 MPH)].

300 Hz

PNP switch 3
(monitor)

Selector lever in “D”, “S”*, “L”* positions.
*: Without manual mode.

Selector lever in “P”, “R”, “N” positions.

8.0V - Battery
voltage

P/B

PNP switch 2

Selector lever in “N”, “D”, “S”*, “L”* positions.
*: Without manual mode.

Selector lever in “P”, “R” positions.

10.0V - Battery
voltage

P/L

PNP switch 3

Selector lever in “D”, “S”*, “L”* positions.
*: Without manual mode.

Selector lever in “P”, “R”, “N” positions.

8.0V - Battery
voltage

PNP switch 4

Selector lever in “R”, “D”, “S”* positions.
*: Without manual mode.

Selector lever in “P”, “N”, “L”* positions.
*: Without manual mode.

10.0V - Battery
voltage

V/W

Transmission
fluid pressure
sensor A (sec-
ondary pressure
sensor)

and

“N” position idle

0.8V

Terminal

Wire

color

Item

Condition

Data (Approx.)

CVT-58

TROUBLE DIAGNOSIS

Revision: 2004 November

2004 Murano

Input speed sen-
sor (primary
speed sensor)

When driving [“D” position, 20 km/h (12 MPH)].

600 Hz

V/O

Transmission
fluid pressure
sensor B (pri-
mary pressure
sensor)

and

“N” position idle

0.7 - 3.5V

W/R

Sensor ground

Always

L/O

Sensor power

—

4.5 - 5.5V

—

CVT fluid tem-
perature sensor

When CVT fluid temperature is 20

C (68

2.0V

When CVT fluid temperature is 80

C (176

1.0V

Ground

Always

Terminal

Wire

color

Item

Condition

Data (Approx.)

TROUBLE DIAGNOSIS

CVT-59

CVT

Revision: 2004 November

2004 Murano

CONSULT-II

ACS007X4

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.

CVT-68

Self-diagnostic results

Self-diagnostic results can be read and erased quickly.

CVT-62

Data monitor

Input/Output data in the ECM can be read.

CVT-64

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

Conducted by CONSULT-II instead of a technician to determine whether each system
is “OK” or “NG”.

—

ECU part number

ECU part number can be read.

—

Item name

Condition

Display value (Approx.)

VSP SENSOR (km/h)

During driving

Approximately matches the speedometer
reading.

ESTM VSP SIG (km/h)

PRI SPEED SEN (rpm)

During driving (lock-up ON)

Approximately matches the engine speed.

ENG SPEED SIG (rpm)

Engine running

Closely matches the tachometer reading.

SEC HYDR SEN (V)

“N” position idle

0.8 - 1.0V

PRI HYDR SEN (V)

“N” position idle

0.7 - 3.5V

ATF TEMP SEN (V)

When CVT fluid temperature is 20

C (68

1.8 - 2.0V

When CVT fluid temperature is 80

C (176

F).

0.6 - 1.0V

VIGN SEN (V)

Ignition switch: ON

Battery voltage

VEHICLE SPEED (km/h)

During driving

Approximately matches the speedometer
reading.

PRI SPEED (rpm)

During driving (lock-up ON)

Approximately matches the engine speed.

SEC SPEED (rpm)

During driving

45 X Approximately matches the speed-
ometer reading.

ENG SPEED (rpm)

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 (MPa)

“N” position idle

0.5 - 0.9MPa

PRI PRESS (MPa)

“N” position idle

0.3 - 0.9MPa

STM STEP (step)

During driving

-20 step - 190 step

ISOLT1 (A)

Lock-up “OFF”

0.0A

Lock-up “ON”

0.7A

ISOLT2 (A)

Line pressure low - Line pressure high

0.8 - 0.0A

ISOLT3 (A)

Secondary pressure low - Secondary pressure
high

0.8 - 0.0A

SOLMON1 (A)

Lock-up “OFF”

0.0A

Lock-up “ON”

0.6 - 0.7A

SOLMON2 (A)

“N” position idle

0.8A

When stalled

0.3 - 0.6A

CVT-60

TROUBLE DIAGNOSIS

Revision: 2004 November

2004 Murano

SOLMON3 (A)

“N” position idle

0.6 - 0.7A

When stalled

0.4 - 0.6A

INH SW3M (ON-OFF display)

Selector lever in “D”, “S”*, “L”* positions
*: Without manual mode.

Selector lever in “P”, “R”, “N” positions

OFF

INH SW4 (ON-OFF display)

Selector lever in “R”, “D”, “S”* positions
*: Without manual mode.

Selector lever in “P”, “N”, “L”* positions
*: Without manual mode.

OFF

INH SW3 (ON-OFF display)

Selector lever in “D”, “S”*, “L”* positions
*: Without manual mode.

Selector lever in “P”, “R”, “N” positions

OFF

INH SW2 (ON-OFF display)

Selector lever in “N”, “D”, “S”*, “L”* positions
*: Without manual mode.

Selector lever in “P”, “R” positions

OFF

INH SW1 (ON-OFF display)

Selector lever in “R”, “N”, “D”, “S”* positions
*: Without manual mode.

Selector lever in “P”, “L”* positions
*: Without manual mode.

OFF

BRAKESW (ON-OFF display)

Depressed brake pedal

Released brake pedal

OFF

FULL SW (ON-OFF display)

Fully depressed accelerator pedal

Released accelerator pedal

OFF

IDLE SW (ON-OFF display)

Released accelerator pedal

Fully depressed accelerator pedal

OFF

SPORT MODE SW (ON-OFF display)

Selector lever in “S”*, “L”* position
*: Without manual mode.

Selector lever in other position

OFF

DOWNLVR (ON-OFF display)

Select lever: - side

Other than the above

OFF

UPLVR (ON-OFF display)

Select lever: + side

Other than the above

OFF

NON MMODE (ON-OFF display)

Manual shift gate position (neutral, +side, -side)

OFF

Other than the above

MMODE (ON-OFF display)

Manual shift gate position (neutral)

Other than the above

OFF

INDDRNG (ON-OFF display)

Selector lever in “D” position

Selector lever in other position

OFF

INDLRNG (ON-OFF display)

Selector lever in “L”* position
*: Without manual mode.

Selector lever in other position

OFF

INDNRNG (ON-OFF display)

Selector lever in “N” position

Selector lever in other position

OFF

INDRRNG (ON-OFF display)

Selector lever in “R” position

Selector lever in other position

OFF

INDPRNG (ON-OFF display)

Selector lever in “P” position

Selector lever in other position

OFF

Item name

Condition

Display value (Approx.)

TROUBLE DIAGNOSIS

CVT-61

CVT

Revision: 2004 November

2004 Murano

CONSULT-II SETTING PROCEDURE

CAUTION:

If CONSULT-II is used with no connection of CONSULT-II CONVERTER, malfunctions might be
detected in self-diagnosis depending on control unit which perform CAN communication.

●

For details, refer to the separate “CONSULT-II Operations Man-
ual”.

Turn ignition switch OFF.

Connect CONSULT-II and CONSULT-II CONVERTER to data
link connector, which is located in instrument lower panel on
driver side.

Turn ignition switch ON. (Do not start engine.)

SMCOIL D (ON-OFF display)

During driving

Changes ON

⇔

OFF.

SMCOIL C (ON-OFF display)

SMCOIL B (ON-OFF display)

SMCOIL A (ON-OFF display)

LUSEL SOL OUT (ON-OFF display)

“P”, “N” positions

Wait at least for 5 seconds with the selector
lever in “R”, “D” “S”*, “L”* positions
*: Without manual mode.

OFF

STRTR RLY OUT (ON-OFF display)

Selector lever in “P”, “N” positions

Selector lever in other positions

OFF

STRTR RLY MON (ON-OFF display)

Selector lever in “P”, “N” positions

Selector lever in other positions

OFF

VDC ON (ON-OFF display)

VDC operate

Other conditions

OFF

TCS ON (ON-OFF display)

TCS operate

Other conditions

OFF

ABS ON (ON-OFF display)

ABS operate

Other conditions

OFF

RANGE

Selector lever in “N” or “P” position.

N·P

Selector lever in “R” position.

Selector lever in “D” position.

Selector lever in “S”* position.
*: Without manual mode.

Selector lever in “L”* position.
*: Without manual mode.

M GEAR POS

During driving

1, 2, 3, 4, 5, 6

Item name

Condition

Display value (Approx.)

PBIB0196E

CVT-62

TROUBLE DIAGNOSIS

Revision: 2004 November

2004 Murano

Touch “START (NISSAN BASED VHCL)”.

Touch “TRANSMISSION”.
If “TRANSMISSION” is not indicated, go to

GI-39, "CONSULT-II

Data Link Connector (DLC) Circuit"

Perform each diagnostic test mode according to each service
procedure.

SELF-DIAGNOSTIC RESULT MODE

After performing self-diagnosis, place check marks for results on the

CVT-34, "DIAGNOSTIC WORKSHEET"

Reference pages are provided following the items.

Operation Procedure

Perform “CONSULT-II SETTING PROCEDURE”. Refer to

CVT-61, "CONSULT-II SETTING PROCE-

DURE"

Touch “SELF-DIAG RESULTS”.
Display shows malfunction experienced since the last erasing
operation.

Display Items List

X: Applicable

—: Not applicable

SAIA0450E

SCIA4825E

SCIA5492E

Items (CONSULT-II
screen terms)

Malfunction is detected when...

TCM self-diag-

nosis

OBD-II (DTC)

“TRANSMIS-

SION” with

CONSULT-II

MIL indicator

lamp*1,

“ENGINE” with

CONSULT-II or

GST

CAN COMM CIRCUIT

●

When a malfunction is detected in CAN communications

U1000

STARTER RELAY/
CIRC

●

If this signal is ON other than in P or N position, this is judged to be
a malfunction.
(And if it is OFF in P or N position, this is judged to be a malfunction
too.)

P0615

—

BRAKE SW/CIRC

●

When the brake switch does not switch to ON or OFF

P0703

—

TROUBLE DIAGNOSIS

CVT-63

CVT

Revision: 2004 November

2004 Murano

PNP SW/CIRC

●

PNP switch 1-4 signals input with impossible pattern

●

PNP switch 3 monitor terminal open or short circuit

P0705

ATF TEMP SEN/
CIRC

●

During running, the CVT fluid temperature sensor signal voltage is
excessively high or low

P0710

INPUT SPD SEN/
CIRC

●

Input speed sensor (primary speed sensor) signal is not input due to
an open circuit.

●

An unexpected signal is input when vehicle is being driven.

P0715

VEH SPD SEN/CIR
AT

●

Signal from vehicle speed sensor CVT [Output speed sensor (Sec-
ondary speed sensor)] not input due to open or short circuit

●

Unexpected signal input during running

P0720

ENGINE SPEED SIG

●

TCM does not receive the CAN communication signal from the
ECM.

P0725

—

BELT DAMG

●

Unexpected gear ratio detected

P0730

—

TCC SOLENOID/
CIRC

●

Normal voltage not applied to solenoid due to open or short circuit

P0740

A/T TCC S/V FNCTN

●

CVT cannot perform lock-up even if electrical circuit is good.

●

TCM detects as irregular by comparing difference value with slip
rotation.

P0744

L/PRESS SOL/CIRC

●

Normal voltage not applied to solenoid due to open or short circuit

●

TCM detects as irregular by comparing target value with monitor
value.

P0745

PRS CNT SOL/A
FCTN

●

Unexpected gear ratio was detected in the LOW side due to exces-
sively low line pressure.

P0746

PRS CNT SOL/B
FCTN

●

Secondary pressure is too high or too low compared with the com-
manded value while driving.

P0776

PRS CNT SOL/B
CIRC

●

Normal voltage not applied to solenoid due to cut line, short, or the
like

●

TCM detects as irregular by comparing target value with monitor
value.

P0778

MANUAL MODE
SWITCH

●

When an impossible pattern of switch signals is detected, a mal-
function is detected.

P0826

—

TR PRS SENS/A
CIRC

●

Signal voltage of the transmission fluid pressure sensor A (second-
ary pressure sensor) is too high or too low while driving.

P0840

PRESS SEN/FNCTN

●

Correlation between the values of the transmission fluid pressure
sensor A (secondary pressure sensor) and the transmission fluid
pressure sensor B (primary pressure sensor) is out of specification.

P0841

—

TR PRS SENS/B
CIRC

●

Signal voltage of the transmission fluid pressure sensor B (primary
pressure sensor) is too high or too low while driving.

P0845

SEC/PRESS DOWN

●

Secondary fluid pressure is too low compared with the commanded
value while driving.

P0868

—

TCM-POWER SUP-
PLY

●

When the power supply to the TCM is cut “OFF”, for example
because the battery is removed, and the self-diagnostics memory
function stops

●

This is not a malfunction message (Whenever shutting “OFF” a
power supply to the TCM, this message appears on the screen.)

P1701

—

TP SEN/CIRC A/T

●

TCM does not receive the proper accelerator pedal position signals
(input by CAN communication) from ECM.

P1705

—

Items (CONSULT-II
screen terms)

Malfunction is detected when...

TCM self-diag-

nosis

OBD-II (DTC)

“TRANSMIS-

SION” with

CONSULT-II

MIL indicator

lamp*1,

“ENGINE” with

CONSULT-II or

GST

CVT-64

TROUBLE DIAGNOSIS

Revision: 2004 November

2004 Murano

*1: Refer to

CVT-30, "Malfunction Indicator Lamp (MIL)"

DATA MONITOR MODE
Operation Procedure

Perform “CONSULT-II SETTING PROCEDURE”. Refer to

CVT-61, "CONSULT-II SETTING PROCE-

DURE"

Touch “DATA MONITOR”.

NOTE:
When malfunction is detected, CONSULT-II performs
“REAL-TIME DIAGNOSIS”. Also, any malfunction detected
while in this mode will be displayed at real time.

ESTM VEH SPD SIG

●

CAN communication with the ABS actuator and the electric unit
(control unit) is malfunctioning.

●

There is a great difference between the vehicle speed signal from
the ABS actuator and the electric unit (control unit), and the vehicle
speed sensor signal.

P1722

—

CVT SPD SEN/
FNCTN

●

A rotation sensor error is detected because the gear does not
change in accordance with the position of the stepping motor.

CAUTION:

One of the secondary rotation, the primary rotation, or the
engine speed is displayed at the same time.

P1723

—

ELEC TH CONTROL

●

The electronically controlled throttle for ECM is malfunctioning.

P1726

—

LU-SLCT SOL/CIRC

●

Normal voltage not applied to solenoid due to cut line, short, or the
like

●

TCM detects as irregular by comparing target value with monitor
value.

P1740

L/PRESS CONTROL

●

TCM detects the unexpected line pressure.

P1745

—

STEP MOTR CIRC

●

Each coil of the step motor is not energized properly due to an open
or a short.

P1777

STEP MOTR/FNC

●

There is a great difference between the number of steps for the
stepping motor and for the actual gear ratio.

P1778

NO DTC IS
DETECTED: FUR-
THER TESTING MAY
BE REQUIRED

●

No NG item has been detected.

Items (CONSULT-II
screen terms)

Malfunction is detected when...

TCM self-diag-

nosis

OBD-II (DTC)

“TRANSMIS-

SION” with

CONSULT-II

MIL indicator

lamp*1,

“ENGINE” with

CONSULT-II or

GST

SCIA5492E

TROUBLE DIAGNOSIS

CVT-65

CVT

Revision: 2004 November

2004 Murano

Display Items List

X: Standard, —: Not applicable

Monitored item (Unit)

Monitor item selection

Remarks

ECU

INPUT

SIGNALS

MAIN SIG-

NALS

SELEC-

TION

FROM
MENU

VSP SENSOR (km/h)

—

Output speed sensor (secondary speed sensor).

ESTM VSP SIG (km/h)

—

PRI SPEED SEN (rpm)

—

ENG SPEED SIG (rpm)

—

SEC HYDR SEN (V)

—

PRI HYDR SEN (V)

—

ATF TEMP SEN (V)

—

CVT fluid temperature sensor

VIGN SEN (V)

—

VEHICLE SPEED (km/h)

—

Vehicle speed recognized by the TCM.

PRI SPEED (rpm)

—

Primary pulley speed.

SEC SPEED (rpm)

—

Secondary pulley speed.

ENG SPEED (rpm)

—

SLIP REV (rpm)

—

Difference between engine speed and primary
pulley speed

GEAR RATIO

—

G SPEED (G)

—

ACC PEDAL OPEN (0.0/8)

Degree of opening for accelerator recognized by
the TCM
For fail-safe operation, the specific value used
for control is displayed.

ENG TRQ ACT (N·m)

—

VENG TRQ (N·m)

—

PRI TRQ (N·m)

—

TRQ RTO

—

SEC PRESS (MPa)

—

PRI PRESS (MPa)

—

ATF TEMP

—

DSR REV (rpm)

—

DGEAR RATIO

—

DSTM STEP (step)

—

STM STEP (step)

—

LU PRS (MPa)

—

LINE PRS (MPa)

—

SEC PRS (MPa)

—

ISOLT1 (A)

—

Torque converter clutch solenoid valve output
current

ISOLT2 (A)

—

Pressure control solenoid valve A (line pressure
solenoid valve) output current

ISOLT3 (A)

—

Pressure control solenoid valve B (secondary
pressure solenoid valve) output current

SOLMON1 (A)

Torque converter clutch solenoid valve monitor
current

CVT-66

TROUBLE DIAGNOSIS

Revision: 2004 November

2004 Murano

SOLMON2 (A)

Pressure control solenoid valve A (line pressure
solenoid valve) monitor current

SOLMON3 (A)

Pressure control solenoid valve B (secondary
pressure solenoid valve) monitor current

INH SW3M (ON-OFF display)

—

PNP switch 3 ON-OFF status monitor

INH SW4 (ON-OFF display)

—

PNP switch 4 ON-OFF status

INH SW3 (ON-OFF display)

—

PNP switch 3 ON-OFF status

INH SW2 (ON-OFF display)

—

PNP switch 2 ON-OFF status

INH SW1 (ON-OFF display)

—

PNP switch 1 ON-OFF status

BRAKESW (ON-OFF display)

Stop lamp switch

FULL SW (ON-OFF display)

Signal input with CAN communications

IDLE SW (ON-OFF display)

SECOND POS SW (ON-OFF display)

STRDWNSW (ON-OFF display)

—

Not mounted but displayed.

STRUPSW (ON-OFF display)

—

DOWNLVR (ON-OFF display)

—

UPLVR (ON-OFF display)

—

NONMMODE (ON-OFF display)

—

MMODE (ON-OFF display)

—

INDLRNG (ON-OFF display)

—

“L” position indicator output

INDDRNG (ON-OFF display)

—

“D” position indicator output

INDNRNG (ON-OFF display)

—

“N” position indicator output

INDRRNG (ON-OFF display)

—

“R” position indicator output

INDPRNG (ON-OFF display)

—

“P” position indicator output

CVTLAMP (ON-OFF display)

—

SECOND POS IND (ON-OFF display)

—

MMODE IND (ON-OFF display)

—

SMCOIL D (ON-OFF display)

—

Step motor coil “D” energizing status

SMCOIL C (ON-OFF display)

—

Step motor coil “C” energizing status

SMCOIL B (ON-OFF display)

—

Step motor coil “B” energizing status

SMCOIL A (ON-OFF display)

—

Step motor coil “A” energizing status

LUSEL SOL OUT (ON-OFF display)

—

REV LAMP (ON-OFF display)

—

STRTR RLY OUT (ON-OFF display)

—

PNP relay

LU SEL SOL MON (ON-OFF display)

—

STRTR RLY MON (ON-OFF display)

—

PNP relay

VDC ON (ON-OFF display)

—

TCS ON (ON-OFF display)

—

ABS ON (ON-OFF display)

—

ACC ON (ON-OFF display)

—

Not mounted but displayed.

RANGE

—

Indicates position is recognized by TCM. Indi-
cates a specific value required for control when
fail-safe function is activated.

Monitored item (Unit)

Monitor item selection

Remarks

ECU

INPUT

SIGNALS

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Nissan Murano Z50 (2004 year). Manual - part 52