NISSAN ALMERA N16 2001 Electronic Repair Manual

MAIN POWER SUPPLY AND GROUND CIRCUIT CHECKNJEL0477S03Main Power Supply Circuit CheckNJEL0477S0301
SEL467X
Ground Circuit CheckNJEL0477S0302
SEL448X
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-209

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 terminal 37 or 38 and ground.
SEL468X
Refer to wiring diagram in EL-202.
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
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 Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-210

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-201.
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 (Cont'd)
EL-211

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-204.
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 Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-212

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.
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-213

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-204.
OK or NG
OK©GO TO 2.
NG©Replace time control unit. (Before replacing the unit, perform ªDOOR KEY CYLINDER
SWITCH CHECKº.)
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 Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-214

DOOR SWITCH CHECK=NJEL0477S08
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-203.
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 Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-215

DOOR UNLOCK SENSOR CHECK=NJEL0477S13
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-203.
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 5.
SEL477X
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 Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-216

NATS RELEASE SIGNAL CHECK=NJEL0477S09
1 CHECK NATS SIGNAL CIRCUIT
1. Disconnect battery cable (þ) terminal.
2. Disconnect time control unit connector and NATS IMMU connector.
SEL478X
OK or NG
OK©GO TO 2.
NG©Repair harness.
2 CHECK NATS RELEASE SIGNAL
1. Connect time control unit connector and NATS IMMU connector.
2. Connect battery cable (þ) terminal.
3. Check voltage between time control unit terminal 26 and ground.
SEL479X
OK or NG
OK©Replace super lock control unit.
NG©Check NATS system.
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-217

KEY SWITCH (INSERT) CHECK=NJEL0477S10
1 CHECK KEY SWITCH INPUT SIGNAL
Check voltage between time control unit terminal 22 and ground.
SEL433X
Refer to wiring diagram in EL-200.
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.
YEL802C
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 (Cont'd)
EL-218