NISSAN TERRANO 2004 Service Repair Manual

YEL155D
POWER DOOR LOCK Ð SUPER LOCK Ð
Wiring Diagram Ð S/LOCK Ð (Cont'd)EL-188
http://vnx.su/

YEL156D
POWER DOOR LOCK Ð SUPER LOCK Ð
Wiring Diagram Ð S/LOCK Ð (Cont'd)EL-189
http://vnx.su/

YEL157D
POWER DOOR LOCK Ð SUPER LOCK Ð
Wiring Diagram Ð S/LOCK Ð (Cont'd)EL-190
http://vnx.su/

YEL158D
POWER DOOR LOCK Ð SUPER LOCK Ð
Wiring Diagram Ð S/LOCK Ð (Cont'd)EL-191
http://vnx.su/

Trouble Diagnoses
PRELIMINARY CHECK
CHECK-IN
Open all windows and removekey from ignition key cylinder.
Does power door lock operate properly?
Ye s
ENo (All doors) Power door lock does not operate by using;
Ð any switch.
........................................................................\
..
Ð driver side lock knob switch and/or key cylinder.
........................................................................\
..
Ð passenger side lock knob switch and/or key cylinder.H
ESYMPTOM 1
ESYMPTOM 2
ESYMPTOM 3
No (Specific door) SYMPTOM 4
Does super lock set by using
door key cylinder?
Ye s
ENo (All doors) Super lock does not set by using;
Ð both door key cylinders.
........................................................................\
..
Ð one of door key cylinders.
ESYMPTOM 5
ESYMPTOM 6
No (Specific door) SYMPTOM 9
Does super lock release by using
door key cylinder or IGN key switch?
Ye s
ENo (All doors) Super lock does not release by using;
Ð one or both door key cylinders.
........................................................................\
..
Ð IGN key switch. (Signal from NATS IMMU)
ESYMPTOM 7
ESYMPTOM 8
No (Specific door) SYMPTOM 9
Insert key to ignition key cylinder,
open any door and lock the door using driver or passenger side knob lock switch.
Does key reminder system oper- ate properly?
Ye s
ENo SYMPTOM 10
INSPECTION END
After performing preliminary check, continue with diagnostic procedure in ªSYMPTOM CHARTº,
EL-193.
HWhen one or more doors are opened with lock knob on passenger door set to LOCK, only passenger door
will lock. (Power door lock system will not operate.)
E
E
E
H
H
H
H
H
H
H
POWER DOOR LOCK Ð SUPER LOCK Ð
EL-192
http://vnx.su/

Before starting trouble diagnoses below, perform ªPRELIMINARY CHECKº, EL-192.
Symptom numbers in the symptom chart correspond with those of Preliminary check.
SYMPTOM CHART
REFERENCE PAGEEL-194 EL-195 EL-196 EL-197 EL-198 EL-199 EL-200 EL-201 EL-201
SYMPTOM
Power supply and ground circuit check
Procedure 1
(Door unlock sensor check)
Procedure 2
(Door key cylinder switch check)
Procedure 3
(Door lock actuator check)
Procedure 4
(Super lock actuator check)
Procedure 5
(Door switch check)
Procedure 6
(NATS release signal check)
Procedure 7
(Ignition key switch check)
Procedure 8
(Ignition switch ªONº circuit check)
1 Power door lock does not oper-
ate using any switch. XX X
2 Power door lock does not oper-
ate with any switch of driver side. X
3 Power door lock does not oper-
ate with any switch of passenger
side. XX
4 Specific door lock actuator does
not operate. X
5 Super lock cannot be set by both
door key cylinders. XXX XX
6 Super lock cannot be set by one
of door key cylinders. X
7 *Super lock cannot be released
by one or both door key cylin-
ders. X
8 *Super lock cannot be released
by ignition key switch. (Signal
from NATS IMMU) X
9 Specific super lock actuator does
not operate. X
10 *Key reminder system does not
operate. XX
X: Applicable
*: Make sure the power door lock system operates properly.
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-193
http://vnx.su/

POWER SUPPLY AND GROUND CIRCUIT CHECK
Main power supply circuit check
TerminalsIgnition switch position
!@ LOCK ACC ON
U08GroundBattery
voltage Battery
voltage Battery
voltageU09
Ground circuit check
Terminals Continuity
U16- GroundYes
YEL978E
YEL300D
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-194
http://vnx.su/

DIAGNOSTIC PROCEDURE 1
(Door unlock sensor check)
CHECK DOOR UNLOCK SENSOR
INPUT SIGNAL.
Check voltage between time control unit
connector terminals
U35orU36and
ground.
NG
EOK Door unlock sensor is OK.
CHECK DOOR UNLOCK SENSOR.
1) Disconnect door unlock sensor con-
nector.
2) Check continuity between door unlock sensor terminals.
OK
ENG Replace door lock actuator
assembly.
Check the following:
IDoor unlock sensor ground circuit.
I Harness for open or short-circuit
between control unit and door unlock
sensor
Terminals
Condi-
tion Voltage
(V)
!@
Driver
side
U35Ground Locked Approx.
12
(Approx. 20 sec.)
Unlocked 0
Pas-
senger
side
U36Ground Locked Approx.
12
(Approx. 20 sec.)
Unlocked 0
Terminals Condition Continuity
q
2- q5Locked
No
Unlocked Yes
YEL301D
YEL302D
H
H
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-195
http://vnx.su/

DIAGNOSTIC PROCEDURE 2
(Door key cylinder switch check)
CHECK DOOR KEY CYLINDER SWITCH
INPUT SIGNAL (LOCK SIGNAL).
Check voltage between time control unit
connector terminal
U29and ground.
NG
EOKDoor key cylinder switch is
OK.
CHECK DOOR KEY CYLINDER SWITCH.
1) Disconnect door key cylinder switch
connector.
2) Check continuity between door key cyl- inder switch terminals.
OK
ENG Replace key cylinder
switch.
Check the following:
IHarness connectors
I Door key cylinder switch ground circuit
I Harness for open or short-circuit
between time control unit and door key
cylinder.
Key cylinder switch operation Voltage (V)
Lock 0
Unlock/neutral Approx. 5
Terminals Key position Continuity
q
1-q2Unlock/neutral No
Lock Yes
YEL907E
NEL614
H
H
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-196
http://vnx.su/

DIAGNOSTIC PROCEDURE 3
(Door lock actuator check)
CHECK DOOR LOCK ACTUATOR CIR-
CUIT.
Check voltage for door lock actuator.
Before operating passenger side knob
lock switch, close all doors.
OK
ENGDoor lock actuator is OK.
CHECK DOOR LOCK ACTUATOR.
1. Disconnect door lock actuator connec-
tor.
2. Apply 12V direct current to door lock actuator and check operation.
Front door
Rear door
NG
EOK Check harness between
control unit and door lock
actuator.
Replace door lock actuator assembly.
Knob lock
switch
condition Terminals
Voltage
(V)
!@
Unlock ,
Lock
U41Ground Approx.
12
(Approx. 5 sec-onds)U42
Lock ,
UnlockU44Ground
Door lock actuator operation Terminals
!@
Unlocked ,
Locked q
6q3
Locked
,
Unlocked q3q6
Door lock actuator
operation Terminals
!@
Unlocked ,
Locked q
6: (LH)
q
1: (RH) q
3: (LH)
q
4: (RH)
Locked ,
Unlocked q
3: (LH)
q
4: (RH) q
6: (LH)
q
1: (RH)
YEL911E
YEL306D
YEL307D
H
H
POWER DOOR LOCK Ð SUPER LOCK Ð
Trouble Diagnoses (Cont'd)
EL-197
http://vnx.su/