2001 INFINITI QX4 IDX

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INFINITI QX4 2001  Factory Service Manual MTF076A
GI
MA
EM
LC
EC
FE
AT
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
ALL-MODE 4WD SYSTEM
Wiring Diagram Ð TF Ð (Contd)
TF-25

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INFINITI QX4 2001  Factory Service Manual Trouble Diagnosis without CONSULT-IINBTF0011DESCRIPTIONNBTF0011S01If the engine starts when there is something wrong with the all-
mode 4WD system, the 4WD warning lamp turns ON or flickers in
the com

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INFINITI QX4 2001  Factory Service Manual INDICATIONS OF 4WD WARNING LAMPNBTF0011S03
Flickering pattern or flick-
ering conditionMalfunction Check items
1 Front revolution sensor circuit is shorted or open.Revolution sensor (front) circuit,
T

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INFINITI QX4 2001  Factory Service Manual SMT965D
6. Touch ªSELF-DIAG RESULTSº on SELECT DIAG MODE
screen.
SMT966D
7. Self-diagnostic results are displayed.
SELF-DIAGNOSTIC ITEMSNBTF0012S02
Detected items
(Screen terms for CONSULT-II,
ªSEL

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INFINITI QX4 2001  Factory Service Manual SMT962D
DATA MONITORNBTF0012S03CONSULT-II Setting ProcedureNBTF0012S03011. Turn ignition switch to ªOFFº position.
2. Connect CONSULT-II to data link connector, which is located
in instrument lower

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INFINITI QX4 2001  Factory Service Manual Item [Unit]Monitor item
Remarks
ECU input
signalsMain sig-
nalsItem menu
selection
Duty solenoid valve [%]
(Transfer 4WD solenoid valve)qH
2-4WD shift solenoid valve [ON-OFF]qH
Control signal outputs

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INFINITI QX4 2001  Factory Service Manual Indicated items
(Screen terms for CONSULT, ªDATA
MONITORº mode)Display Conditions
Clutch pressure switch
(CL PRES SW)OFFIgnition switch in ªONº, and 4WD shift switch in ª2WDº.
(ªWaitº function

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INFINITI QX4 2001  Factory Service Manual solved by this method. Refer to SYMPTOM 8, TF-108.
2) A slight shock is felt at a few hertz as if it were being pushed
lightly from behind.
SMT962D
CONSULT-II Setting ProcedureNBTF0012S06021. Turn ign