2003 NISSAN ALMERA N16 door lock

Trouble Diagnoses/YD Engine Models without
Common Rail and K9K Engine Models
NJEL0477PRELIMINARY CHECKNJEL0477S01
SEL062X
After performing preliminary check, go to SYMPTOM CHART.
Before starting trouble diagnoses below, perform preliminary check, EL-339.
Symptom numbers in the symptom chart correspond with those of Preliminarycheck.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
POWER DOOR LOCK — SUPER LOCK —
Trouble Diagnoses/YD Engine Models without Common Rail and K9K Engine Models
EL-339

SYMPTOM CHARTNJEL0477S02
REFERENCE PAGE (EL- ) 341 342 343 344 346 347 348 349 350 351 351
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 “ON” 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.XX
X: Applicable
*: Make sure the power door lock system operates properly.
POWER DOOR LOCK — SUPER LOCK —
Trouble Diagnoses/YD Engine Models without Common Rail and K9K Engine Models (Cont’d)
EL-340

MAIN POWER SUPPLY AND GROUND CIRCUIT CHECKNJEL0477S03Main Power Supply Circuit CheckNJEL0477S0301
SEL467X
Ground Circuit CheckNJEL0477S0302
SEL448X
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
POWER DOOR LOCK — SUPER LOCK —
Trouble Diagnoses/YD Engine Models without Common Rail and K9K Engine Models (Cont’d)
EL-341

DOOR LOCK/UNLOCK SWITCH CHECK=NJEL0477S04
1 CHECK DOOR LOCK/UNLOCK SWITCH INPUT SIGNAL
1. Disconnect time control unit harness connector.
2. Check continuity between time control unit harness connector terminal37 or 38 and ground.
SEL468X
Refer to wiring diagram in EL-308.
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)
YEL803C
Door lock/unlock switch (Without power window)
SEL469X
OK or NG
OKCheck the following.
Ground circuit for door lock/unlock switch
Harness for open or short between door lock/unlock switch and time controlunit con-
nector
NG Replace door lock/unlock switch.
POWER DOOR LOCK — SUPER LOCK —
Trouble Diagnoses/YD Engine Models without Common Rail and K9K Engine Models (Cont’d)
EL-342

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 or29 and ground.
SEL470X
Refer to wiring diagram in EL-307.
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
OKCheck 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.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
POWER DOOR LOCK — SUPER LOCK —
Trouble Diagnoses/YD Engine Models without Common Rail and K9K Engine Models (Cont’d)
EL-343

DOOR LOCK ACTUATOR CHECKNJEL0477S06
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-310.
OK or NG
OK GO TO 2.
NG Replace time control unit. (Before replacing the control unit, perform“DOOR LOCK/
UNLOCK SWITCH CHECK”.)
POWER DOOR LOCK — SUPER LOCK —
Trouble Diagnoses/YD Engine Models without Common Rail and K9K Engine Models (Cont’d)
EL-344

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
YEL804C
Back door (Hatchback)
SEL491X
Trunk lid (Sedan)
YEL805C
OK or NG
OK Check harness for open or short between time control unit connector and door lock
actuator.
NG Replace door lock actuator.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
POWER DOOR LOCK — SUPER LOCK —
Trouble Diagnoses/YD Engine Models without Common Rail and K9K Engine Models (Cont’d)
EL-345

SUPER LOCK ACTUATOR CHECK=NJEL0477S07
1 CHECK OUTPUT SIGNAL FOR SUPER LOCK ACTUATOR
Check voltage for super lock actuator.
SEL474X
Refer to wiring diagram in EL-310.
OK or NG
OK GO TO 2.
NG Replace time control unit. (Before replacing the unit, perform “DOOR KEY CYLINDER
SWITCH CHECK”.)
2 CHECK SUPER LOCK ACTUATOR
1. Disconnect door lock actuator assembly connector.
2. Set lever A in lock position.
3. Apply 12V direct current to door lock actuator assembly and check operation.
YEL806C
OK or NG
OK Check harness for open or short between time control unit and super lock actuator.
NG Replace super lock actuator.
POWER DOOR LOCK — SUPER LOCK —
Trouble Diagnoses/YD Engine Models without Common Rail and K9K Engine Models (Cont’d)
EL-346