TROUBLE DIAGNOSIS FOR SYMPTOMS
3.
CHECK AWD CONTROL UNIT
A
Check AWD control unit input/output signal. Refer to
TF-23, "AWD Control Unit Input/Output Signal Reference
Values" .
OK or NG
OK
NG
>> GO TO 4.
>> Check AWD control unit pin terminals for damage or loose connection with harness connector. If any items are damaged, repair or replace damaged parts.
4.
SYMPTOM CHECK
B
C
Check again.
OK or NG
OK
NG
>> INSPECTION END
>> Replace electric controlled coupling for mechanical malfunction (mechanical engagement of clutch is not possible.). Refer to RFD-16, "Disassembly and Assembly" .
While Driving, AWD Warning Lamp Flashes Rapidly (When Flashing in Approx.
1 Minute and Then Turning OFF)
NDS0007U
NOTE:
Rapid flashing: 2 times/second
This symptom protects drivetrain parts when a heavy load is applied to the electric controlled coupling and multiple disc clutch temperature increases. It is not a malfunction.
When this symptom occurs, stop vehicle and allow it to idle for some times. Flashing will stop and system will be restored.
While Driving, AWD Warning Lamp Flashes Slowly (When Continuing to Flash until Turning Ignition Switch OFF)
NDS0007V
NOTE:
Slow flashing: 1 time/2 seconds
DIAGNOSTIC PROCEDURE
1.
CHECK TIRE
TF
E
F
G
H
I
J
K
Check the following.
●
Tire pressure
● Wear condition
● Front and rear tire size (There is no difference between front and rear tires.)
OK or NG
OK
NG
>> GO TO 2.
>> Drive at vehicle speed of 20 km/h (12 MPH) or more for 5 seconds or more after repairing or replacing damaged parts. (Initialize improper size tire information.)
L
M
Revision: 2006 July
TF-47
2007 Murano
TROUBLE DIAGNOSIS FOR SYMPTOMS
2.
CHECK INPUT SIGNAL OF TIRE DIAMETER
With CONSULT-II
1.
Start engine.
2.
Drive at 20 km/h (12 MPH) or more for approx. 200 seconds.
3.
Select “DATA MONITOR” mode for “ALL MODE AWD/4WD” with CONSULT-II.
4.
Check monitor “DIS-TIRE MONI”.
Display of “DIS-TIRE MONI”
“0-4mm”>>INSPECTION END
Except for “0-4mm”>>GO TO 3.
SDIA1900E
3.
CHECK AWD CONTROL UNIT
Check AWD control unit input/output signals. Refer to TF-23, "AWD Control Unit Input/Output Signal Reference Values"
.
OK or NG
OK
NG
>> GO TO 4.
>> Check AWD control unit pin terminals for damage or loose connection with harness connector. If any item is damaged, repair or replace damaged parts.
4.
SYMPTOM CHECK
Check again.
OK or NG
OK
NG
>> INSPECTION END
>> Replace AWD control unit.
Revision: 2006 July
TF-48
2007 Murano
