NISSAN ALMERA N16 2003 Electronic Repair Manual
Page 2511 of 3189
SchematicNJEL0533
YEL714D
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
REAR WINDOW DEFOGGER
Schematic
EL-175
Page 2512 of 3189
Wiring Diagram — DEF —=NJEL0464
YEL715D
REAR WINDOW DEFOGGER
Wiring Diagram — DEF —
EL-176
Page 2513 of 3189
YEL716D
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
REAR WINDOW DEFOGGER
Wiring Diagram — DEF — (Cont’d)
EL-177
Page 2514 of 3189
YEL717D
REAR WINDOW DEFOGGER
Wiring Diagram — DEF — (Cont’d)
EL-178
Page 2515 of 3189
Trouble Diagnoses/QG and YD Engine Models
with Common Rail
NJEL0553TERMINALS AND REFERENCE VALUE FOR SMART
ENTRANCE CONTROL UNIT
NJEL0553S01
TERMINALWIRE
COLORITEM CONDITION DATA (DC)
22 L/YMultifunction switch (Rear window
defogger switch) signalMultifunction switch (Rear window defogger
switch) ON0V
Multifunction switch (Rear window defogger
switch) OFFBattery voltage
29 Y/G IGN power supply — Battery voltage
31 WRear window defogger relay control sig-
nalMultifunction switch (Rear window defogger
switch) ONBattery voltage
Multifunction switch (Rear window defogger
switch) OFF0V
53 B Ground — 0V
56 R/B BAT power supply — Battery voltage
TERMINALS AND REFERENCE VALUE FOR
MULTIFUNCTION SWITCH (REAR WINDOW DEFOGGER
SWITCH)
NJEL0553S02
TERMINALWIRE
COLORITEM CONDITION DATA (DC)
1 B Ground — 0V
9 L/Y Rear window defogger switch signal Rear window defogger switch ON Battery voltage
10 L/R Rear window defogger indicator signal Rear window defogger switch ON Battery voltage
PRELIMINARY CHECKNJEL0553S03First perform the “SELF-DIAG RESULTS” in “SMART ENTRANCE”
with CONSULT-II, when perform the each trouble diagnosis.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
REAR WINDOW DEFOGGER
Trouble Diagnoses/QG and YD Engine Models with Common Rail
EL-179
Page 2516 of 3189
POWER SUPPLY AND GROUND CIRCUIT INSPECTION=NJEL0553S04
1 CHECK FUSE INSPECTION
Check the following.
MTBL1443
OK or NG
OK GO TO 2.
NG Replace fuse.
2 CHECK POWER SUPPLY AND IGNITION INPUT SIGNAL
Check voltage between smart entrance control unit connector M194, M195 terminals 29 and 56 and ground.
MIIA0083E
MTBL1444
OK or NG
OK GO TO 3.
NGCheck the following.
Harness for open or short between smart entrance control unit and fuse
REAR WINDOW DEFOGGER
Trouble Diagnoses/QG and YD Engine Models with Common Rail (Cont’d)
EL-180
Page 2517 of 3189
3 CHECK CONTROL UNIT GROUND CIRCUIT
Check continuity between smart entrance control unit connector M195 terminal 53 and ground.
MIIA0084E
MTBL1445
OK or NG
OK GO TO 4.
NG Repair or replace harness.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
REAR WINDOW DEFOGGER
Trouble Diagnoses/QG and YD Engine Models with Common Rail (Cont’d)
EL-181
Page 2518 of 3189
4 CHECK REAR WINDOW DEFOGGER OUTPUT SIGNAL
1. Turn ignition switch to ON position.
2. Check voltage between smart entrance control unit harness connector M194 terminal 31 and ground.
MIIA0085E
MTBL1446
OK or NG
OKCheck the following.
Harness for open or short between 10A fuse [No. 10, located in the fuse block(J/B)]
and rear window defogger relay.
Harness for open or short between rear window defogger relay and smart entrance
control unit.
Rear window defogger relay. Refer to EL-189, “REAR WINDOW DEFOGGER RELAY”.
Rear window defogger filament. Refer to EL-190, “FILAMENT CHECK” and EL-191,
“FILAMENT REPAIR”.
NG GO TO 2.
REAR WINDOW DEFOGGER
Trouble Diagnoses/QG and YD Engine Models with Common Rail (Cont’d)
EL-182
Page 2519 of 3189
REAR WINDOW DEFOGGER DOES NOT OPERATE=NJEL0553S05
1 HARNESS INSPECTION
1. Turn the ignition switch OFF.
2. Disconnect Multifunction switch connector and smart entrance controlunit connector.
3. Check continuity between Multifunction switch and smart entrance control unit.
SKIA1434E
MTBL1447
4. Check continuity between Multifunction switch and body ground.
MTBL1448
OK or NG
OK GO TO 2.
NG Replace harness or connector.
GI
MA
EM
LC
EC
FE
CL
MT
AT
AX
SU
BR
ST
RS
BT
HA
SC
IDX
REAR WINDOW DEFOGGER
Trouble Diagnoses/QG and YD Engine Models with Common Rail (Cont’d)
EL-183
Page 2520 of 3189
2 CHECK REAR WINDOW DEFOGGER ON SIGNAL
1. Connect Multifunction switch connector and smart entrance control unit connector.
2. Turn the ignition switch ON.
3. Check continuity between Multifunction switch and body ground when rear window defogger switch is operated.
SKIA1435E
MTBL1449
OK or NG
OK Replace smart entrance control unit.
NG Replace Multifunction switch.
REAR WINDOW DEFOGGER
Trouble Diagnoses/QG and YD Engine Models with Common Rail (Cont’d)
EL-184