2001 INFINITI QX4 Factory Service Manual

boot headlights wheelbase service interval reset trailer change key battery

Page 1273 of 2395

INFINITI QX4 2001 Factory Service Manual System DescriptionNBEL0038POWER SUPPLY AND GROUNDNBEL0038S06Power is supplied at all times:
Ithrough 7.5A fuse [No. 24, located in the fuse block (J/B)]
Ito key switch terminal 2 and
Ito smart entranc

System DescriptionNBEL0038POWER SUPPLY AND GROUNDNBEL0038S06Power is supplied at all times:
Ithrough 7.5A fuse [No. 24, located in the fuse block (J/B)]
Ito key switch terminal 2 and
Ito smart entrance control unit terminal 10.
When the key is removed from ignition key cylinder, power is interrupted:
Ithrough key switch terminal 1
Ito smart entrance control unit terminal 32.
With the ignition key switch in the ON or START position, power is supplied:
Ithrough 7.5A fuse [No. 11, located in the fuse block (J/B)]
Ito smart entrance control unit terminal 33.
Ground is supplied:
Ito smart entrance control unit terminal 16
Ithrough body grounds terminals M77 and M111.
When the front driver side door is opened, ground is supplied:
Ithrough body grounds B11, B22 and D210
Ito front door switch (LH) terminal 2
Ifrom front door switch (LH) terminal 1
Ito smart entrance control unit terminal 29.
When the front passenger side door is opened, ground is supplied:
Ithrough case ground of front door switch (RH)
Ifrom front door switch (RH) terminal 1
Ito smart entrance control unit terminal 40.
When any other door (except front door) is opened, ground is supplied to smart entrance control unit termi-
nal 28 in the same manner as the front door switch (front passenger side).
When the front driver side door is unlocked, the smart entrance control unit receives a ground signal:
Ithrough body grounds terminals M77 and M111
Ito front door lock actuator (driver side unlock sensor) terminal 2
Ifrom front door lock actuator (driver side unlock sensor) terminal 4
Ito smart entrance control unit terminal 36.
When a signal, or combination of signals is received by the smart entrance control unit, ground is supplied:
Ithrough smart entrance control unit terminal 8
Ito interior lamp terminal 2.
With power and ground supplied, the interior lamp illuminates.
SWITCH OPERATIONNBEL0038S07When interior lamp switch is ON, ground is supplied:
Ithrough case grounds of interior lamp
Ito interior lamp.
And power is supplied:
Ito interior lamp terminal 1
Ifrom smart entrance control unit terminal 17.
When spot lamp (LH and/or RH) is ON, ground is supplied:
Ithrough body grounds M4, M66 and M147
Ito spot lamp terminal 2.
And power is supplied:
Ito spot lamp terminal 1
Ifrom smart entrance control unit terminal 17.
When vanity mirror illumination (LH and/or RH) is ON, ground is supplied:
Ithrough body grounds M4, M66 and M147
Ito vanity mirror illuminations (LH and RH) terminals 2.
INTERIOR, SPOT, VANITY MIRROR AND LUGGAGE ROOM LAMPS
System Description
EL-88

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INFINITI QX4 2001 Factory Service Manual And power is supplied:
Ito vanity mirror illuminations (LH and RH) terminals 1
Ifrom smart entrance control unit terminal 17.
With power and ground supplied, interior lamps turn ON.
INTERIOR LAMP TIME

Page 1275 of 2395

INFINITI QX4 2001 Factory Service Manual SchematicNBEL0158
MEL209M
INTERIOR, SPOT, VANITY MIRROR AND LUGGAGE ROOM LAMPS
Schematic
EL-90

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INFINITI QX4 2001 Factory Service Manual Wiring Diagram Ð INT/L ÐNBEL0040
MEL789L
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
INTERIOR, SPOT, VANITY MIRROR AND LUGGAGE ROOM LAMPS
Wiring Diagram Ð INT/L Ð
EL-91

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INFINITI QX4 2001 Factory Service Manual MEL790L
INTERIOR, SPOT, VANITY MIRROR AND LUGGAGE ROOM LAMPS
Wiring Diagram Ð INT/L Ð (Contd)
EL-92

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INFINITI QX4 2001 Factory Service Manual MEL791L
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
INTERIOR, SPOT, VANITY MIRROR AND LUGGAGE ROOM LAMPS
Wiring Diagram Ð INT/L Ð (Contd)
EL-93

Page 1279 of 2395

INFINITI QX4 2001 Factory Service Manual Component Parts and Harness Connector
Location
NBEL0041
SEL351X
System DescriptionNBEL0042UNIFIED CONTROL METERNBEL0042S06ISpeedometer, odo/trip meter, tachometer, fuel gauge and water temperature gau

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INFINITI QX4 2001 Factory Service Manual POWER SUPPLY AND GROUND CIRCUITNBEL0042S08Power is supplied at all times
Ithrough 7.5A fuse [No. 24, located in the fuse block (J/B)]
Ito combination meter terminal 62.
With the ignition switch in the

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