NISSAN ALMERA 2001 Service Manual

FIG. 6NJEL0504S06
MEL228M
POWER DOOR LOCK
Wiring Diagram Ð D/LOCK Ð/Hatchback (Cont'd)
EL-323

FIG. 7NJEL0504S07
MEL229M
POWER DOOR LOCK
Wiring Diagram Ð D/LOCK Ð/Hatchback (Cont'd)
EL-324

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

MAIN POWER SUPPLY AND GROUND CIRCUIT CHECK=NJEL0505S03Main Power Supply Circuit CheckNJEL0505S0301
SEL467X
Ground Circuit CheckNJEL0505S0302
SEL448X
POWER DOOR LOCK
Trouble Diagnoses/Hatchback (Cont'd)
EL-326

DOOR LOCK/UNLOCK SWITCH CHECK=NJEL0505S04
1 CHECK DOOR LOCK/UNLOCK SWITCH INPUT SIGNAL
1. Disconnect time control unit harness connector.
2. Check continuity between time control unit harness connector terminal 37 or 38 and ground.
SEL468X
Refer to wiring diagram in EL-320.
OK or NG
OK©Door lock/unlock switch is OK.
NG©GO TO 2.
2 CHECK DOOR LOCK/UNLOCK SWITCH
1. Disconnect door lock/unlock switch harness connector.
2. Check continuity between each door lock/unlock switch terminals.
+Power window main switch (Door lock/unlock switch) (With power window)
SEL019X
+Door lock/unlock switch (Without power window)
SEL469X
OK or NG
OK©Check the following.
+Ground circuit for door lock/unlock switch
+Harness for open or short between door lock/unlock switch and time control unit con-
nector
NG©Replace door lock/unlock switch.
POWER DOOR LOCK
Trouble Diagnoses/Hatchback (Cont'd)
EL-327

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