2001 INFINITI QX4 Factory Service Manual

Page 2281 of 2395

INFINITI QX4 2001  Factory Service Manual 2 CHECK 4WD WARNING LAMP
Is 4WD warning lamp turned ON?
SMT958D
YesorNo
Ye s©1. Turn ignition switch to ªOFFº position.
2. Perform self-diagnosis.
Refer to ªTrouble Diagnosis without CONSULT-IIº,

Page 2282 of 2395

INFINITI QX4 2001  Factory Service Manual 2. CHECK AT IDLE=NBTF0017S03
1 CHECK 4WD SHIFT INDICATOR LAMP
1. Park vehicle on flat surface.
2. Turn ignition switch to ªOFFº position.
3. Move A/T selector lever to ªPº or ªNº position.
4. Se

Page 2283 of 2395

INFINITI QX4 2001  Factory Service Manual 3 CHECK 4WD SHIFT INDICATOR LAMP
1. Set 4WD shift switch to ª2WDº, ªAUTOº, ª4Hº, ª4LOº, ª4Hº and ª2WDº in order.
(Stay at each switch position for at least 1 second.)
2. Does 4WD shift ind

Page 2284 of 2395

INFINITI QX4 2001  Factory Service Manual 5 CHECK 4WD SHIFT INDICATOR LAMP
1. Move A/T selector lever to ªPº position.
2. Set 4WD shift switch from ª4Hº to ª4LOº.
SMT849D
3. While shifting from ª4Hº to ª4LOº, does 4WD shift indicato

Page 2285 of 2395

INFINITI QX4 2001  Factory Service Manual 6 CHECK 4WD SHIFT INDICATOR LAMP
Does 4WD shift indicator lamp indicate 4LO indicator lamp turn ON when 4WD shift switch is set in ª4LOº?
SMT849D
SMT770D
YesorNo
Ye s©GO TO 7.
No©Go to Symptom 5.

Page 2286 of 2395

INFINITI QX4 2001  Factory Service Manual 3. CRUISE TEST=NBTF0017S04
1 INSPECTION START
SMT849D
SMT958D
WITH CONSULT-II©GO TO 2.
WITHOUT CONSULT-II©GO TO 3.
GI
MA
EM
LC
EC
FE
AT
PD
AX
SU
BR
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSIS Ð BASIC I

Page 2287 of 2395

INFINITI QX4 2001  Factory Service Manual 2 CHECK INPUT SIGNAL
With CONSULT-II
1. Warm up engine to normal operating temperature.
2. Park vehicle on flat surface.
3. Move A/T selector lever to ªPº position.
4. Set 4WD shift switch to ª4Hº

Page 2288 of 2395

INFINITI QX4 2001  Factory Service Manual 5 CONFIRM SYMPTOM AGAIN
Confirm symptom and self-diagnosis again.
Refer to ªTrouble Diagnosis without CONSULT-IIº, TF-27 and ªTrouble Diagnosis with CONSULT-IIº, TF-30.
OK or NG
OK©GO TO 6.
NG©G