NISSAN TERRANO 2004 Service Repair Manual

DIAGNOSTIC PROCEDURE 5
(Key switch check)
CHECK KEY SWITCH INPUT SIGNAL.
Check voltage between control unit termi-
nal
U22and ground.
NG
EOKKey switch is OK.
CHECK KEY SWITCH POWER SUPPLY.
Check voltage between key switch har-
ness terminal q
2and ground.
Battery voltage should exist.
OK
ENG Check the following.
I10A fuse [No.
16,
located in fuse block
(J/B)]
I Harness for open or
short between key
switch and fuse
CHECK KEY SWITCH.
1) Disconnect key switch connector.
2) Check continuity between ignition switch terminals.
OK
ENG Replace key switch.
Check harness for open or short between
control unit and key switch.
Condition of key switch Voltage (V)
Key is inserted Approx. 12Key withdrawn 0
Terminals Condition Continuity
q
1-q2
Key is
inserted. Ye s
Key is with- drawn. No
YEL316D
YEL979E
YEL914E
H
H
H
POWER DOOR LOCK
Trouble Diagnoses (Cont'd)
EL-178
http://vnx.su/

Component Parts Location
YEL298D
POWER DOOR LOCK Ð SUPER LOCK Ð
EL-179
http://vnx.su/

System Description
OUTLINE
Power door lock system with super lock and key reminder is controlled by super lock control unit. Super lock
has a higher anti-theft performance than conventional power door lock systems.
When super lock is in the released condition, lock knob operation can lock or unlock door.
When super lock is in set condition, lock knob operation cannot lock nor unlock door.
OPERATION
Power door lock/unlock and super lock set/release operation by door key cylinder
IWith the key inserted into door key cylinder on driver or passenger door, turning it to LOCK will lock all
doors and set super lock while all doors are closed or one or more door is open.
I With the key inserted into door key cylinder on driver or passenger door, turning it to UNLOCK will unlock
all doors and release super lock.
Power door lock and super lock release operation (by NATS IMMU signal)
I With the key inserted into ignition key cylinder and turning it to ªONº for abou t5-6sec. will unlock all
doors and release super lock.
Power door lock/unlock operation by lock knob
I Setting lock knob on driver or passenger door to LOCK while all doors are closed, will cause all doors to
lock.
Setting lock knob on passenger door to lock when one or more doors are open will lock passen-
ger door only. (Power door lock system will not operate.)
I Setting lock knob on driver or passenger door to UNLOCK while all doors are closed will unlock all doors.
Lock knob operation cannot control super lock.
SEL831U
POWER DOOR LOCK Ð SUPER LOCK Ð
EL-180
http://vnx.su/

Key reminder system
IIf the ignition key is in the ignition cylinder and any door is open, setting the lock & unlock switch and lock
knob on driver door to ªLOCKº locks the door once but then immediately unlocks it.
System initialization
I System initialization is required when battery cables are reconnected. Conduct one of the following:
Ð insert the key into ignition key cylinder and turn it to ªON.º
Ð LOCK/UNLOCK operation using door key cylinder.
POWER DOOR LOCK Ð SUPER LOCK Ð
System Description (Cont'd)
EL-181
http://vnx.su/

Schematic
YEL864E
POWER DOOR LOCK Ð SUPER LOCK Ð
EL-182
http://vnx.su/

YEL150D
POWER DOOR LOCK Ð SUPER LOCK Ð
Schematic (Cont'd)EL-183
http://vnx.su/

Wiring Diagram Ð S/LOCK Ð
YEL745E
POWER DOOR LOCK Ð SUPER LOCK Ð
EL-184
http://vnx.su/

YEL152D
POWER DOOR LOCK Ð SUPER LOCK Ð
Wiring Diagram Ð S/LOCK Ð (Cont'd)EL-185
http://vnx.su/

YEL865E
POWER DOOR LOCK Ð SUPER LOCK Ð
Wiring Diagram Ð S/LOCK Ð (Cont'd)EL-186
http://vnx.su/

YEL746E
POWER DOOR LOCK Ð SUPER LOCK Ð
Wiring Diagram Ð S/LOCK Ð (Cont'd)EL-187
http://vnx.su/