Page 1113 of 5883
![NISSAN TIIDA 2007 Service Repair Manual 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:00 NISSAN TIIDA 2007 Service Repair Manual 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:00](/manual-img/5/57395/w960_57395-1112.png)
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
Page 1114 of 5883
UNLOCK SENSOR
DLK-525
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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
Page 1115 of 5883
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
Page 1116 of 5883
UNLOCK SENSOR
DLK-527
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
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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
Page 1117 of 5883
![NISSAN TIIDA 2007 Service Repair Manual 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 fr NISSAN TIIDA 2007 Service Repair Manual 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 fr](/manual-img/5/57395/w960_57395-1116.png)
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
Page 1118 of 5883
![NISSAN TIIDA 2007 Service Repair Manual DOOR LOCK ACTUATOR
DLK-529
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
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2. Check continuity between BCM connector (A) M20 terminals 76,
77 and front door lock a NISSAN TIIDA 2007 Service Repair Manual DOOR LOCK ACTUATOR
DLK-529
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2. Check continuity between BCM connector (A) M20 terminals 76,
77 and front door lock a](/manual-img/5/57395/w960_57395-1117.png)
DOOR LOCK ACTUATOR
DLK-529
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
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2. Check continuity between BCM connector (A) M20 terminals 76,
77 and front door lock actuator (driver side) connector (B) D14
terminals 2, 3.
Is the inspection result normal?
YES >> Replace front door lock actuator (driver side).
NO >> Repair or replace harness.
3.CHECK DOOR LOCK ACTUATOR HARNESS
1. Disconnect BCM and front door lock actuator (driver side).
2. Check continuity between BCM connector M20 terminals 76, 77
and ground.
Is the inspection result normal?
YES >> Replace BCM. Refer to XX-XX, "*****".
NO >> Repair or replace harness.
PASSENGER SIDE
PASSENGER SIDE : DescriptionINFOID:0000000001530649
Locks/unlocks the door with the signal from BCM.
PASSENGER SIDE : Component Function CheckINFOID:0000000001530650
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-529, "
PASSENGER SIDE : Diagnosis Procedure".
PASSENGER SIDE : Diagnosis ProcedureINFOID:0000000001530651
1.CHECK FRONT DOOR LOCK ACTUATOR (PASSENGER SIDE) SIGNAL
1. Turn ignition switch OFF.
Connector Terminals Connector Terminals Continuity
M2076
D142Yes
77 3 Yes
ALKIA0773ZZ
Connector Terminals Continuity
M2076
GroundNo
77 No
ALKIA0774ZZ
Page 1119 of 5883
![NISSAN TIIDA 2007 Service Repair Manual DLK-530
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
DOOR LOCK ACTUATOR
2. Check voltage between BCM connector M20 terminals 67, 77
and ground.
Is the inspection result normal?
YES >> GO TO 2.
NISSAN TIIDA 2007 Service Repair Manual DLK-530
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
DOOR LOCK ACTUATOR
2. Check voltage between BCM connector M20 terminals 67, 77
and ground.
Is the inspection result normal?
YES >> GO TO 2.](/manual-img/5/57395/w960_57395-1118.png)
DLK-530
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
DOOR LOCK ACTUATOR
2. Check voltage between BCM connector M20 terminals 67, 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 (passenger side).
2. Check continuity between BCM connector (A) M20 terminals 67,
77 and front door lock actuator (passenger side) (B) D114 termi-
nals 2, 3.
Is the inspection result normal?
YES >> Replace front door lock actuator (passenger side). Refer to XX-XX, "*****".
NO >> Repair or replace harness.
3.CHECK DOOR LOCK ACTUATOR HARNESS
1. Disconnect BCM and front door lock actuator (passenger side).
ALKIA0775ZZ
ConnectorTe r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (-)
M2077
GroundDoor lock/unlock switch is turned to LOCK 0 → Battery voltage → 0
67 Door lock/unlock switch is turned to UNLOCK 0 → Battery voltage → 0
ALKIA0776ZZ
BCM connector TerminalFront door lock actuator
(passenger side) connectorTerminal Continuity
M2067
D1142
Ye s
77 3
Page 1120 of 5883
![NISSAN TIIDA 2007 Service Repair Manual DOOR LOCK ACTUATOR
DLK-531
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2. Check continuity between BCM connector M19 terminals 67, 77
and ground.
Is the inspec NISSAN TIIDA 2007 Service Repair Manual DOOR LOCK ACTUATOR
DLK-531
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2. Check continuity between BCM connector M19 terminals 67, 77
and ground.
Is the inspec](/manual-img/5/57395/w960_57395-1119.png)
DOOR LOCK ACTUATOR
DLK-531
< COMPONENT DIAGNOSIS >[WITHOUT I-KEY & SUPER LOCK]
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2. Check continuity between BCM connector M19 terminals 67, 77
and ground.
Is the inspection result normal?
YES >> Replace BCM. Refer to XX-XX, "*****".
NO >> Repair or replace harness.
REAR LH
REAR LH : DescriptionINFOID:0000000001530652
Locks/unlocks the door with the signal from BCM.
REAR LH : Component Function CheckINFOID:0000000001530653
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-531, "
REAR LH : Diagnosis Procedure".
REAR LH : Diagnosis ProcedureINFOID:0000000001530654
1.CHECK DOOR LOCK ACTUATOR SIGNAL
1. Turn ignition switch OFF.
2. Check voltage between BCM connector M20 terminals 67, 77
and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 3.
BCM connector Terminals Continuity
M2067
Ground No
77
ALKIA0777ZZ
ALKIA0775ZZ
ConnectorTe r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (-)
M2077
GroundDoor lock/unlock switch is turned to LOCK 0 → Battery voltage → 0
67 Door lock/unlock switch is turned to UNLOCK 0 → Battery voltage → 0