2001 NISSAN ALMERA key

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

SYMPTOM CHARTNJEL0398S02
REFERENCE PAGE (EL- ) 360 361 362 363 364 365 366 367 368 369 369
SYMPTOM
Main power supply and ground circuit check
Door lock/unlock switch check
Door key cylinder switch check
Door lock actuator check
Super lock actuator check
Door switch check
Door unlock sensor check
NATS release signal check
Key switch check
Ignition switch ªONº circuit check
Remote controller signal 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
4Specific door lock actuator does
not operate.X
5Super lock cannot be set by door
key cylinder.XX XX
6*Super lock cannot be released
by door key cylinder.XX
7*Super lock cannot be released
by ignition key switch. (Signal
from NATS IMMU)XXX
8Specific super lock actuator does
not operate.X
9*Key reminder system does not
operate.XX X
10Super lock cannot be set/released
by using multi-remote controller.X
X: Applicable
*: Make sure the power door lock system operates properly.
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses/Sedan (Cont'd)
EL-359

DOOR KEY CYLINDER SWITCH CHECK=NJEL0398S05
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-353.
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 Ð SUPER LOCK Ð
Trouble Diagnoses/Sedan (Cont'd)
EL-362

KEY SWITCH (INSERT) CHECK=NJEL0398S10
1 CHECK KEY SWITCH INPUT SIGNAL
Check voltage between time control unit terminal 18 and ground.
SEL990W
Refer to wiring diagram in EL-352.
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 Ð SUPER LOCK Ð
Trouble Diagnoses/Sedan (Cont'd)
EL-368

IGNITION SWITCH ªONº CIRCUIT CHECK=NJEL0398S11
1 CHECK IGNITION ON SIGNAL
Check voltage between time control unit terminal 18 and ground.
SEL985W
OK or NG
OK©Ignition ON signal is OK.
NG©Check the following.
+10A fuse [No. 10, located in fuse block (J/B)]
+Harness for open or short between time control unit and fuse
REMOTE CONTROLLER SIGNAL CHECKNJEL0398S12
1 CHECK REMOTE CONTROLLER INPUT SIGNAL
1. Withdraw key from ignition key cylinder.
2. Check voltage between time control unit terminal 32 or 33 and ground.
SEL017X
OK or NG
OK©Replace time control unit.
NG©Check harness for open or short between time control unit and multi-remote control unit.
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses/Sedan (Cont'd)
EL-369

SYMPTOM CHARTNJEL0477S02
REFERENCE PAGE (EL- ) 381 382 383 384 386 387 388 389 390 391 391
SYMPTOM
Main power supply and ground circuit check
Door lock/unlock switch check
Door key cylinder switch check
Door lock actuator check
Super lock actuator check
Door switch check
Door unlock sensor check
NATS release signal check
Key switch check
Ignition switch ªONº circuit check
Remote controller signal 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
4Specific door lock actuator does
not operate.X
5Super lock cannot be set by door
key cylinder.XX XX
6*Super lock cannot be released
by door key cylinder.XX
7*Super lock cannot be released
by ignition key switch. (Signal
from NATS IMMU)XXX
8Specific super lock actuator does
not operate.X
9*Key reminder system does not
operate.XX X
10Super lock cannot be set/released
by using multi-remote controller.X
X: Applicable
*: Make sure the power door lock system operates properly.
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses/Hatchback (Cont'd)
EL-380

DOOR KEY CYLINDER SWITCH CHECKNJEL0477S05
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-373.
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 Ð SUPER LOCK Ð
Trouble Diagnoses/Hatchback (Cont'd)
EL-383