lock NISSAN ALMERA 2001 Service Manual

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

DOOR LOCK ACTUATOR CHECKNJEL0505S06
1 CHECK DOOR LOCK ACTUATOR OUTPUT SIGNAL
Check voltage for door lock actuator.
+Door lock actuator driver's side
SEL472X
+Door lock actuator passenger side and rear
SEL473X
Refer to wiring diagram in EL-323.
OK or NG
OK©GO TO 2.
NG©Replace time control unit. (Before replacing the control unit, perform ªDOOR LOCK/
UNLOCK SWITCH CHECKº.)
POWER DOOR LOCK
Trouble Diagnoses/Hatchback (Cont'd)
EL-329

2 CHECK DOOR LOCK ACTUATOR
1. Disconnect door lock actuator harness connector.
2. Apply 12V direct current to door lock actuator and check operation.
+Front and rear door
YEL784C
+Back door
SEL491X
OK or NG
OK©Check harness for open or short between time control unit connector and door lock
actuator.
NG©Replace door lock actuator.
POWER DOOR LOCK
Trouble Diagnoses/Hatchback (Cont'd)
EL-330

DOOR SWITCH CHECK=NJEL0505S08
1 CHECK DOOR SWITCH INPUT SIGNAL
Check voltage between time control unit harness connector terminals 6 or 7 and ground.
SEL475X
Refer to wiring diagram in EL-319.
OK or NG
OK©Door switch is OK.
NG©GO TO 2.
2 CHECK DOOR SWITCH
1. Disconnect door switch harness connector.
2. Check continuity between door switch terminals.
SEL325WA
OK or NG
OK©Check the following.
+Door switch ground circuit or door switch ground condition
+Harness for open or short between smart entrance control unit and door switch
NG©Replace door switch.
POWER DOOR LOCK
Trouble Diagnoses/Hatchback (Cont'd)
EL-331

DOOR UNLOCK SENSOR CHECK=NJEL0505S09
1 CHECK DOOR UNLOCK SENSOR INPUT SIGNAL
Check voltage between time control unit terminal 35 or 36 and ground.
SEL476X
Refer to wiring diagram in EL-322.
OK or NG
OK©Door unlock sensor is OK.
NG©GO TO 2.
2 CHECK DOOR UNLOCK SENSOR
1. Disconnect door unlock sensor connector.
2. Check continuity between door unlock sensor terminals 2 and 4.
YEL785C
OK or NG
OK©Check the following.
+Door unlock sensor ground circuit
+Harness for open or short between time control unit and door unlock sensor
NG©Replace door unlock sensor.
POWER DOOR LOCK
Trouble Diagnoses/Hatchback (Cont'd)
EL-332

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

Schematic/SedanNJEL0510
HEL411B
POWER DOOR LOCK
Schematic/Sedan
EL-334

Wiring Diagram Ð D/LOCK Ð/SedanNJEL0511FIG. 1NJEL0511S01
HEL412B
POWER DOOR LOCK
Wiring Diagram Ð D/LOCK Ð/Sedan
EL-335

FIG. 2NJEL0511S02
HEL413B
POWER DOOR LOCK
Wiring Diagram Ð D/LOCK Ð/Sedan (Cont'd)
EL-336

FIG. 3NJEL0511S03
HEL414B
POWER DOOR LOCK
Wiring Diagram Ð D/LOCK Ð/Sedan (Cont'd)
EL-337