key NISSAN ALMERA 2001 Workshop Manual

carried out. Subsequently, when the repaired audio unit is delivered to the final user again, it will be in the
ªNEWº state as to enable re-linking the audio unit to the vehicle's immobiliser system. As a result of the above,
repair of the audio unit can only be done by an authorized Clarion representative.
SPEED DEPENDENT VOLUME CONTROLNJEL0497S02DescriptionNJEL0497S0201If activated, the radio output volume will be automatically adjusted to compensate for increasing driving noises
at higher driving speeds.
The radio receives a speed signal from the vehicle speed sensor (VSS) and selects the output volume.
PERSONAL AUDIO SETTINGSNJEL0497S03DescriptionNJEL0497S0301The radio is designed to store several settings (volume, bass, treble, preset stations and level of speed
dependent volume control) with every NATS ignition key used. Up to a maximum of 4 NATS keys can be reg-
istered. During the communication as mentioned under ªNATS audio linkº, the radio will recognize the used
ignition key and select the accompanying settings.
AUDIO
System Description/Hatchback (Cont'd)
EL-270

System Description/Hatchback=NJEL0502OPERATIONNJEL0502S02Power door lock/unlock operation by door key cylinder
+With the key inserted into front door key cylinder, turning it to LOCK will lock all doors.
+With the key inserted into front door key cylinder, turning it to UNLOCK will unlock all doors.
Power door lock/unlock operation by multi-remote controller (If equipped)
+Pressing multi-remote controller LOCK button will lock all doors.
+Pressing multi-remote controller UNLOCK button once will unlock driver door. Then, if an unlock signal is
sent from the remote controller again within 5 seconds, all other doors will be unlocked.
Power door lock/unlock operation by lock/unlock switch
+With lock/unlock switch on driver door trim setting to LOCK will lock all doors.
+With lock/unlock switch on driver door trim setting to UNLOCK will unlock all doors.
Key reminder system
+If the ignition key is in the ignition key cylinder and driver door is open, setting lock/unlock switch, lock
knob, key or multi-remote controller to ªLOCKº locks the door once but then immediately unlocks all doors.
(signal from door unlock sensor driver side)
POWER DOOR LOCK
System Description/Hatchback
EL-314

Trouble Diagnoses/HatchbackNJEL0505SYMPTOM CHARTNJEL0505S02
REFERENCE PAGE (EL- ) 326 327 328 329 331 332 333
SYMPTOM
Main power supply and ground circuit check
Door lock/unlock switch check
Door key cylinder switch check
Door lock actuator check
Door switch check
Door unlock sensor check
Key switch check
1Power door lock does not operate using any
switch.XX
2Power door lock does not operate with lock/
unlock switch.X
3Power door lock does not operate with door key
cylinder switch.X
4 Specific door lock actuator does not operate. X
5 *Key reminder system does not operate. X X X
X: Applicable
*: Make sure the power door lock system operates properly.
POWER DOOR LOCK
Trouble Diagnoses/Hatchback
EL-325

DOOR KEY CYLINDER SWITCH CHECKNJEL0505S05
1 CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL (LOCK/UNLOCK SIGNAL)
Check voltage between time control unit harness connector terminals 28 or 29 and ground.
SEL470X
Refer to wiring diagram in EL-321.
OK or NG
OK©Door key cylinder switch is OK.
NG©GO TO 2.
2 CHECK DOOR KEY CYLINDER SWITCH
1. Disconnect door key cylinder switch harness connector.
2. Check continuity between door key cylinder switch terminals.
SEL471X
OK or NG
OK©Check the following.
+Door key cylinder switch ground circuit
+Harness for open or short between time control unit and door key cylinder switch
NG©Replace door key cylinder switch.
POWER DOOR LOCK
Trouble Diagnoses/Hatchback (Cont'd)
EL-328

KEY SWITCH (INSERT) CHECK=NJEL0505S11
1 CHECK KEY SWITCH INPUT SIGNAL
Check voltage between time control unit terminal 22 and ground.
SEL433X
Refer to wiring diagram in EL-372.
OK or NG
OK©Key switch is OK.
NG©GO TO 2.
2 CHECK KEY SWITCH (INSERT)
Check continuity between key switch terminals 1 and 2.
YEL786C
OK or NG
OK©Check the following.
+10A fuse [No. 12, located in fuse block (J/B)]
+Harness for open or short between key switch and fuse
+Harness for open or short between time control unit and key switch
NG©Replace key switch.
System Description/SedanNJEL0509OPERATIONNJEL0509S01Power door lock/unlock operation by door key cylinder
+With the key inserted into front door key cylinder, turning it to LOCK will lock all doors.
+With the key inserted into front door key cylinder, turning it to UNLOCK will unlock all doors.
Power door lock/unlock operation by lock/unlock switch
+With lock/unlock switch setting to LOCK will lock all doors.
+With lock/unlock switch setting to UNLOCK will unlock all doors.
Key reminder system
+If the ignition key is in the ignition key cylinder and driver door is open, setting lock/unlock switch, lock
knob, key or multi-remote controller to ªLOCKº locks the door once but then immediately unlocks all doors.
(signal from door unlock sensor driver side)
POWER DOOR LOCK
Trouble Diagnoses/Hatchback (Cont'd)
EL-333

Trouble Diagnoses/SedanNJEL0512SYMPTOM CHARTNJEL0512S02
REFERENCE PAGE (EL- ) 341 342 343 344 346 347 348
SYMPTOM
Main power supply and ground circuit check
Door lock/unlock switch check
Door key cylinder switch check
Door lock actuator check
Door switch check
Door unlock sensor check
Key switch check
1Power door lock does not operate using any
switch.XX
2Power door lock does not operate with lock/
unlock switch.X
3Power door lock does not operate with door key
cylinder switch.X
4 Specific door lock actuator does not operate. X
5 *Key reminder system does not operate. X X X
X: Applicable
*: Make sure the power door lock system operates properly.
POWER DOOR LOCK
Trouble Diagnoses/Sedan
EL-340

DOOR KEY CYLINDER SWITCH CHECK=NJEL0512S05
1 CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL (LOCK SIGNAL)
Check voltage between time control unit harness connector terminals 24 or 25 and ground.
SEL008X
Refer to wiring diagram in EL-336.
OK or NG
OK©Door key cylinder switch is OK.
NG©GO TO 2.
2 CHECK DOOR KEY CYLINDER SWITCH
1. Disconnect door key cylinder switch harness connector.
2. Check continuity between door key cylinder switch terminals 1 and 2.
SEL979W
OK or NG
OK©Check the following.
+Door key cylinder switch ground circuit
+Harness for open or short between smart entrance control unit and door key cylinder
switch
NG©Replace door key cylinder switch.
POWER DOOR LOCK
Trouble Diagnoses/Sedan (Cont'd)
EL-343

KEY SWITCH (INSERT) CHECK=NJEL0512S11
1 CHECK KEY SWITCH INPUT SIGNAL
Check voltage between time control unit terminal 18 and ground.
SEL990W
Refer to wiring diagram in EL-335.
OK or NG
OK©Key switch is OK.
NG©GO TO 2.
2 CHECK KEY SWITCH (INSERT)
Check continuity between key switch terminals 1 and 2.
SEL194WA
OK or NG
OK©Check the following.
+10A fuse [No. 12, located in fuse block (J/B)]
+Harness for open or short between key switch and fuse
+Harness for open or short between time control unit and key switch
NG©Replace key switch.
POWER DOOR LOCK
Trouble Diagnoses/Sedan (Cont'd)
EL-348

System DescriptionNJEL0395OUTLINENJEL0395S01Power door lock system with super lock and key reminder is controlled by time control unit. Super lock has a
higher anti-theft performance than conventional power door lock systems.
When super lock is in released condition, lock knob operation locks or unlocks door.
When super lock is in set condition, lock knob operation cannot lock nor unlock door.
SEL831U
OPERATIONNJEL0395S02Power door lock/unlock and super lock set/release operation by door key cylinder
+With the key inserted into front door key cylinder, turning it to LOCK will lock all doors and set super lock.
(Super lock will not be set while key is inserted in the ignition key cylinder.)
+With the key inserted into front door key cylinder, turning it to UNLOCK will unlock all doors and release
super lock.
Power door lock/unlock and super lock set/release operation by multi-remote controller (If equipped)
+Pressing multi-remote controller LOCK button will lock all doors and set super lock. (Super lock will not be
set while key is inserted in the ignition key cylinder.)
+Pressing multi-remote controller UNLOCK button once will unlock driver door and release super lock. Then,
if an unlock signal is sent from the remote controller again within 5 seconds, all other doors will be
unlocked.
Power door lock and super lock release operation (by NATS IMMU signal)
+When the super lock is set, turning the ignition key switch to ON will release the super lock. All doors will
unlock once, but then immediately lock again.
Power door lock/unlock operation by lock/unlock switch
+With lock/unlock switch on driver door trim setting to LOCK will lock all doors.
+With lock/unlock switch on driver door trim setting to UNLOCK will unlock all doors.
Lock/unlock switch operation cannot control super lock.
Key reminder system
+If the ignition key is in the ignition key cylinder and driver door is open, setting lock/unlock switch, lock
POWER DOOR LOCK Ð SUPER LOCK Ð
System Description
EL-349

knob, key or multi-remote controller to ªLOCKº locks the door once but then immediately unlocks all doors.
(signal from door unlock sensor driver side)
System initialization
+System initialization is required when battery cables are reconnected. Conduct the following to release
super lock once;
Ð insert the key into the ignition key cylinder and turn it to ON.
Ð LOCK/UNLOCK operation using door key cylinder or multi-remote controller.
POWER DOOR LOCK Ð SUPER LOCK Ð
System Description (Cont'd)
EL-350