FRONT DOOR LATCH AND LOCK ACTUATOR INSPECTION

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L.H.D.

1.  Disconnect the negative lead-acid battery terminal. (See NEGATIVE LEAD-ACID BATTERY TERMINAL DISCONNECTION/CONNECTION.)

2.  Remove the front door latch and lock actuator (See FRONT DOOR LATCH AND LOCK ACTUATOR REMOVAL/INSTALLATION.)

3.  Apply lead-acid battery positive voltage and connect the ground to the front door and lock actuator terminals as indicated in the table below and verify the operation condition.

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Front door lock actuator

Lead-acid battery terminal

Ground terminal

Operation
LH
G
E
Lock→Unlock
E
G
Unlock→Lock
RH
E
C
Lock→Unlock
C
E
Unlock→Lock

•  If not as indicated in the table, replace the front door latch and lock actuator. (See FRONT DOOR LATCH AND LOCK ACTUATOR REMOVAL/INSTALLATION.)

4.  Verify that the continuity is as indicated in the table.

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•  If not as indicated in the table, replace the front door latch and lock actuator. (See FRONT DOOR LATCH AND LOCK ACTUATOR REMOVAL/INSTALLATION.)
Note
•  When inspecting the latch side of the front door latch switch, press in the latch lever using a flathead screwdriver and set it to the latched position.
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5.  When the front door lock-link switch cable is pulled or pressed in, verify that the continuity is as indicated in the table.

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•  If not as indicated in the table, replace the front door latch and lock actuator. (See FRONT DOOR LATCH AND LOCK ACTUATOR REMOVAL/INSTALLATION.)


R.H.D.

1.  Disconnect the negative lead-acid battery terminal. (See NEGATIVE LEAD-ACID BATTERY TERMINAL DISCONNECTION/CONNECTION.)

2.  Remove the front door latch and lock actuator (See FRONT DOOR LATCH AND LOCK ACTUATOR REMOVAL/INSTALLATION.)

3.  Apply lead-acid battery positive voltage and connect the ground to the front door and lock actuator terminals as indicated in the table below and verify the operation condition.

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Front door lock actuator (Without double locking system)

Front door lock actuator

Lead-acid battery terminal

Ground terminal

Operation
LH
G
E
Lock→Unlock
E
G
Unlock→Lock
RH
E
C
Lock→Unlock
C
E
Unlock→Lock

Front door lock actuator (With double locking system)

Front door lock actuator

Lead-acid battery terminal

Ground terminal

Operation
RH
E
C
Lock→Unlock
C
E
Unlock→Lock
G
E
Lock→Double locking
E
G
Double locking→Lock

•  If not as indicated in the table, replace the front door latch and lock actuator. (See FRONT DOOR LATCH AND LOCK ACTUATOR REMOVAL/INSTALLATION.)

4.  Verify that the continuity is as indicated in the table.

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•  If not as indicated in the table, replace the front door latch and lock actuator. (See FRONT DOOR LATCH AND LOCK ACTUATOR REMOVAL/INSTALLATION.)
Note
•  When inspecting the latch side of the front door latch switch, press in the latch lever using a flathead screwdriver and set it to the latched position.
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5.  When the front door lock-link switch cable is pulled or pressed in, verify that the continuity is as indicated in the table.

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•  If not as indicated in the table, replace the front door latch and lock actuator. (See FRONT DOOR LATCH AND LOCK ACTUATOR REMOVAL/INSTALLATION.)