battery INFINITI QX4 2001 Factory Service Manual

MEMORY AUTOMATIC SET=NBEL0210S05Two drive positions can be retained in the memory. Press memory switch to set driver's seat to preset posi-
tion.
SEL592W
NOTE:
IWhen memory switch for which driver's seat positions are already retained in memory is pressed, new seat
positions will be retained in memory in place of the previously set positions.
IDrive position is erased from the memory when battery cable is disconnected more than 30 seconds. After
connecting battery cable, perform initialization procedures.
SEL593W
AUTOMATIC DRIVE POSITIONER
System Description (Cont'd)
EL-188

PRELIMINARY CHECKNBEL0214S02
SEL600W
*1: After reconnecting battery cable, perform initialization proce-
dure A or B.
If initialization has not been performed, automatic drive positioner
will not operate.
PROCEDURE A
1) Insert key in the ignition key cylinder. (Ignition switch is in
ªOFFº position.)
2) Open,close,open driver side door. (Do not perform with
the door switch operation.)
3) End
PROCEDURE B
1) Drive the vehicle at more than 30 km/h (19 MPH).
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
AUTOMATIC DRIVE POSITIONER
Trouble Diagnoses (Cont'd)
EL-199

SEL601W
DIAGNOSTIC PROCEDURE 1=NBEL0214S04(Power supply and ground circuit for driver's seat control unit)
Power Supply Circuit CheckNBEL0214S0401Check voltage between seat control unit LH terminal 1 and ground.
TerminalsIgnition switch position
OFF ACC ON START
1 - Ground Battery voltage
If NG, check the following.
I40A fusible link (letterf, located in the fuse and fusible link box)
ICircuit breaker
IHarness for open or short between circuit breaker and seat
control unit LH
SEL602W
Ground Circuit CheckNBEL0214S0402Check continuity between seat control unit LH terminal 33 and
ground.
Terminals Continuity
33 - Ground Yes
AUTOMATIC DRIVE POSITIONER
Trouble Diagnoses (Cont'd)
EL-202

SEL304X
MAIN POWER SUPPLY AND GROUND CIRCUIT CHECK=NBEL0110S02Main Power Supply Circuit CheckNBEL0110S0201
Terminal Ignition switch
(+) (þ) OFF ACC ON
10
GroundBattery
voltageBattery
voltageBattery
voltage
11
SEL013W
Ground Circuit CheckNBEL0110S0202
Terminals Continuity
16 - Ground Yes
POWER DOOR LOCK
Trouble Diagnoses (Cont'd)
EL-262

Trouble DiagnosesNBEL0115SYMPTOM CHARTNBEL0115S01NOTE:
IAlways check remote controller battery before replacing
remote controller.
IThe panic alarm operation of multi-remote control system does
not activate with the ignition key inserted in the ignition key
cylinder.
Symptom Diagnoses/service procedureReference
page
(EL- )
All function of multi-remote control system do not
operate.1. Remote controller battery check 278
2. Power supply and ground circuit for control unit check 279
3. Replace romote controller. Refer to ID Code Entry Procedure. 291
The new ID of remote controller cannot be
entered.1. Remote controller battery check 278
2. Key switch (insert) check 282
3. Door switch check 281
4. Door lock/unlock switch LH check 283
5. Power supply and ground circuit for control unit check 279
6. Replace romote controller. Refer to ID Code Entry Procedure. 291
Door lock or unlock does not function.
(If the power door lock system does not operate
manually, check power door lock system. Refer to
EL-261.)1. Replace remote controller. Refer to ID Code Entry Procedure. 291
Hazard and horn reminder does not activate prop-
erly when pressing lock or unlock button of remote
controller.1. Harzard reminder check 285
2. Horn reminder check*
*: Horn chirp can be activated or deactivated.
First check the horn chirp setting. Refer to ªSystem Descriptionº,
EL-270.287
3. Door switch check 281
4. Replace remote controller. Refer to ID Code Entry Procedure. 291
Interior lamp operation does not activate properly. 1. Interior room lamp operation check 288
2. Door switch check 281
3. Front LH door unlock sensor check 284
Panic alarm (horn and headlamp) does not acti-
vate when panic alarm button is continuously
pressed.1. Theft warning operation check. Refer to ªPRELIMINALY
CHECKº in ªTHEFT WARNING SYSTEMº.306
2. Key switch (insert) check 282
3. Replace remote controller. Refer to ID Code Entry Procedure. 291
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
MULTI-REMOTE CONTROL SYSTEM
Trouble Diagnoses
EL-277

REMOTE CONTROLLER BATTERY CHECK=NBEL0115S02
1 CHECK REMOTE CONTROLLER BATTERY
Remove battery (refer to EL-293) and measure voltage across battery positive and negative terminals, (+) and (þ).
Voltage [V]:
2.5 - 3.0
NOTE:
Remote controller does not function if battery is not set correctly.
SEL277V
OK or NG
OK©Check remote controller battery terminals for corrosion or damage.
NG©Replace battery.
MULTI-REMOTE CONTROL SYSTEM
Trouble Diagnoses (Cont'd)
EL-278

Remote Controller Battery ReplacementNBEL0118
SEL732W
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
MULTI-REMOTE CONTROL SYSTEM
Remote Controller Battery Replacement
EL-293

System DescriptionNBEL0120DESCRIPTIONNBEL0120S011. Operation FlowNBEL0120S0101
SEL334W
2. Setting The Theft Warning SystemNBEL0120S0102Initial condition
1) Close all doors.
2) Close hood and glass hatch.
Disarmed phase
When the theft warning system is in the disarmed phase, the security indicator lamp blinks every 2.6 seconds.
Pre-armed phase and armed phase
The theft warning system turns into the ªpre-armedº phase when hood, glass hatch and all doors are closed
and the doors are locked by key or multi-remote controller. (The security indicator lamp illuminates.)
After about 30 seconds, the system automatically shifts into the ªarmedº phase (the system is set). (The
security indicator lamp blinks every 2.6 seconds.)
3. Canceling The Set Theft Warning SystemNBEL0120S0103When the following 1) or 2) operation is performed, the armed phase is canceled.
1) Unlock the doors with the key or multi-remote controller.
2) Open the glass hatch with the key.
4. Activating The Alarm Operation of The Theft Warning SystemNBEL0120S0104Make sure the system is in the armed phase. (The security indicator lamp blinks every 2.6 seconds.)
When any of the following operations is performed, the system sounds the horns and flashes the headlamps
for about 50 seconds.
1) Engine hood, glass hatch or any door is opened before unlocking door with key or multi-remote control-
ler.
2) Door is unlocked without using key or multi-remote controller.
3) Disconnecting and connecting the battery connector before canceling armed phase.
POWER SUPPLY AND GROUNDNBEL0120S07Power is supplied at all times
Ithrough 7.5A fuse [No. 24, located in the fuse block (J/B)]
Ito security indicator lamp terminal 1, and
Ito smart entrance control unit terminal 10.
With the ignition switch in the ON or START position, power is supplied
Ithrough 7.5A fuse [No. 11, located in the fuse block (J/B)]
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
THEFT WARNING SYSTEM
System Description
EL-295

SEL336X
POWER SUPPLY AND GROUND CIRCUIT CHECKNBEL0123S03Power Supply Circuit CheckNBEL0123S0301
Terminals Ignition switch position
(+) (þ) OFF ACC ON
10 GroundBattery
voltageBattery
voltageBattery
voltage
21 Ground 0VBattery
voltageBattery
voltage
33 Ground 0V 0VBattery
voltage
SEL013W
Ground Circuit CheckNBEL0123S0302
Terminals Continuity
16 - Ground Yes
THEFT WARNING SYSTEM
Trouble Diagnoses (Cont'd)
EL-308

DescriptionNBEL0124The following systems are controlled by the smart entrance control unit.
IWarning chime
IRear window defogger and door mirror defogger timer
IPower door lock
IMulti-remote control system
ITheft warning system
IInterior lamp timer
IElectric sunroof and power window timer
IHeadlamp battery saver
IBattery saver
For detailed description and wiring diagrams, refer to the relevant pages for the each system.
The smart entrance control unit receives data from the switches and sensors to control their corresponding
system relays and actuators.
INPUT/OUTPUTNBEL0124S01
System Input Output
Power door lockDoor lock and unlock switch LH and RH
Key switch (Insert)
Door switches
Door key cylinder switchesDoor lock actuator
Multi-remote controlKey switch (Insert)
Ignition switch (ACC)
Door switches
Front door unlock sensor LH
Door lock and unlock switch LH
Remote controller signalHorn relay
Headlamp relay (LH and RH)
Interior lamp
Multi-remote control relay
Door lock actuator
Warning chimeKey switch (Insert)
Ignition switch (ON)
Lighting switch (1st)
Seat belt switch
Front door switch LHWarning chime (located in smart entrance
control unit)
Rear window defogger and
door mirror defogger timerIgnition switch (ON)
Rear window defogger switchRear window defogger relay
Theft warningIgnition switch (ACC, ON)
Door switches
Hood switch
Glass hatch switch
Door key cylinder switches (lock/unlock)
Door unlock sensoresHorn relay
Headlamp relay (LH and RH)
Security indicator
Interior lamp timerDoor switches
Front door unlock sensor LH
Ignition switch (ON)
Key switch (Insert)Interior lamp
Electric sunroof and power
window timerFront door switches
Ignition switch (ON)Power window relay
Headlamp battery saver timerFront door switches
Ignition switch (ON)Headlamp battery saver control unit
Battery saverIgnition switch (ON)
Door switches
Driver's door unlock sensor
Key switch (Insert)Interior lamp
Luggage room lamp
Spot lamp
Vanity mirror illumination lamp
GI
MA
EM
LC
EC
FE
AT
TF
PD
AX
SU
BR
ST
RS
BT
HA
SC
IDX
SMART ENTRANCE CONTROL UNIT
Description
EL-319