2007 NISSAN TIIDA door lock

DLK-518
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
BACK DOOR OPENER SWITCH
BACK DOOR OPENER SWITCH
DescriptionINFOID:0000000001530671
Sends the back door opening signal to BCM.
Component Function CheckINFOID:0000000001530672
1.CHECK FUNCTION
With CONSULT-III
Check “TR/BD OPNR SW” in “Data Monitor” mode with CONSULT-III.
Is the inspection result normal?
YES >> Back door opener switch is OK.
NO >> Refer to XX-XX, "*****"
.
Diagnosis ProcedureINFOID:0000000001530673
1.CHECK BACK DOOR OPENER SWITCH INPUT SIGNAL
Check voltage between BCM connector and ground.
Is the inspection result normal?
YES >> GO TO 5
NO >> GO TO 2
2.CHECK BACK DOOR OPENER SWITCH CIRCUIT
1. Disconnect BCM and back door opener switch connectors.
Monitor item Condition
TR/BD OPNR SWBack door opener switch is pressed :ON
Back door opener switch is released :OFF
ALKIA0741ZZ
Te r m i n a l s
Condition of back door opener switchVoltage (V)
(Approx.) (+)
(–)
BCM
connectorTe r m i n a l
M18 5 GroundON (press and hold) 0
OFF (release) Battery voltage

BACK DOOR OPENER SWITCH
DLK-519
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
C
D
E
F
G
H
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MA
B
DLK
N
O
P
2. Check continuity between BCM connector (A) M18 terminal 5
and back door opener switch connector (B) D408 terminal 1.
3. Check continuity between BCM connector (A) M18 terminal 5 and ground.
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair harness or connector.
3.CHECK BACK DOOR OPENER SWITCH GROUND CIRCUIT
Check continuity between back door opener switch connector and
ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> Repair or replace harness.
4.CHECK BACK DOOR OPENER SWITCH
Refer to DLK-520, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace back door opener switch.
5.CHECK INTERMITTENT INCIDENT
Refer to XX-XX, "*****"
.
>> INSPECTION END.
ALKIA0761ZZ
BCM connector Terminal back door opener switch connector Terminal Continuity
M18 5 D408 1 Yes
BCM connector Terminal
GroundContinuity
M18 5 No
WIIA1187E
back door opener switch Terminal
GroundContinuity
D408 2 Yes

DLK-520
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
BACK DOOR OPENER SWITCH
Component Inspection
INFOID:0000000001530674
1.CHECK BACK DOOR OPENER SWITCH
1. Turn ignition switch OFF.
2. Check continuity between back door opener switch terminals.
Is the inspection result normal?
YES >> INSPECTION END.
NO >> Replace back door opener switch.
WIIA1186E
Te r m i n a l
Condition Continuity
Back door opener switch
12ON (press and hold) Yes
OFF (release) No

DLK-524
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
UNLOCK SENSOR
UNLOCK SENSOR
DescriptionINFOID:0000000001530834
Detects door lock condition of driver door.
Component Function CheckINFOID:0000000001530835
1.CHECK FUNCTION
With CONSULT-III
Check unlock sensor DR DOOR STATE in “Data Monitor” mode.
Is the inspection result normal?
YES >> Unlock sensor is OK.
NO >> Refer to DLK-524, "
Diagnosis Procedure".
Diagnosis ProcedureINFOID:0000000001530836
1.CHECK UNLOCK SENSOR POWER SUPPLY
Check signal between BCM connector and ground with oscilloscope.
Is the inspection result normal?
YES >> GO TO 6
NO >> GO TO 2
2.CHECK UNLOCK SENSOR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM and front door lock actuator (driver side) connectors.
Monitor item Condition
DOOR STAT SW (DR DOOR STATE)Front door lock (driver side) LOCK : OFF
Front door lock (driver side) UNLOCK : ON
ALKIA0842ZZ
Te r m i n a l s
Front door lock actuator
(driver side) consitionVoltage (V)
(Approx.) (+)
(–)
BCM connector Terminal
M19 58 GroundLocked
Unlocked 0
JPMIA0011GB

UNLOCK SENSOR
DLK-525
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
C
D
E
F
G
H
I
J
L
MA
B
DLK
N
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3. Check continuity between BCM connector (A) M19 terminal 58
and front door lock actuator (driver side) connector (B) D14 ter-
minal 4.
4. Check continuity between BCM connector and ground.
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace harness between BCM and front door lock actuator (driver side).
3.CHECK UNLOCK SENSOR GROUND CIRCUIT
Check continuity between front door lock actuator (driver side) con-
nector and ground.
Is the inspection result normal?
YES >> GO TO 4
NO >> Repair or replace harness.
4.CHECK BCM OUTPUT SIGNAL
1. Connect BCM harness connector.
ALKIA0843ZZ
BCM connector Terminal Front door lock actuator (driver side)
connectorTerminal Continuity
M19 58 D14 4 Yes
BCM connector Terminal
GroundContinuity
M19 58 No
WIIA1192E
Front door lock actuator (driver side) con-
nectorTe r m i n a l
GroundContinuity
D14 5 Yes

DLK-526
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
UNLOCK SENSOR
2. Check signal between BCM connector and ground with oscillo-
scope.
Is the inspection result normal?
YES >> GO TO 5
NO >> Replace BCM. XX-XX, "*****"
5.CHECK UNLOCK SENSOR
Refer to DLK-526, "
Component Inspection".
Is the inspection result normal?
YES >> GO TO 6
NO >> Replace front door lock actuator (driver side). Refer to XX-XX, "*****"
.
6.CHECK INTERMITTENT INCIDENT
Refer to XX-XX, "*****"
.
>> INSPECTION END.
Component InspectionINFOID:0000000001530837
1.CHECK UNLOCK SENSOR
Check unlock sensor.
ALKIA0842ZZ
Te r m i n a l s
Voltage (V)
(Approx.) (+)
(–)
BCM connector Terminal
M19 58 Ground
JPMIA0011GB
ALKIA0760ZZ

UNLOCK SENSOR
DLK-527
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
C
D
E
F
G
H
I
J
L
MA
B
DLK
N
O
P
Is the inspection result normal?
YES >> INSPECTION END.
NO >> Replace front lock assembly (driver side). Refer to XX-XX, "*****"
.
Te r m i n a l
Front door lock actuator (driver side) condition Continuity
Front door lock actuator (driver side)
45Unlock Yes
Lock No

DLK-528
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
DOOR LOCK ACTUATOR
DOOR LOCK ACTUATOR
DRIVER SIDE
DRIVER SIDE : DescriptionINFOID:0000000001530646
Locks/unlocks the door with the signal from BCM.
DRIVER SIDE : Component Function CheckINFOID:0000000001530647
1.CHECK FUNCTION
1. Use CONSULT-III to perform Active Test "DOOR LOCK".
2. Touch “ALL LOCK” or “ALL UNLOCK” to check that it works normally.
Is the inspection result normal?
YES >> Door lock actuator is OK.
NO >> Refer to DLK-528, "
DRIVER SIDE : Diagnosis Procedure".
DRIVER SIDE : Diagnosis ProcedureINFOID:0000000001530648
1.CHECK DOOR LOCK ACTUATOR SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between BCM connector M20 terminals 76, 77
and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 3.
2.CHECK DOOR LOCK ACTUATOR HARNESS
1. Disconnect BCM and front door lock actuator (driver side).
ALKIA0772ZZ
ConnectorTe r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (-)
M2076
GroundDriver door lock/unlock switch is
turned to UNLOCK0 → Battery voltage → 0
77Driver door lock/unlock switch is
turned to LOCK0 → Battery voltage → 0