SECURITY AND LOCKS > Front Door Latch and Door Lock Actuator Assembly

INSPECTION

1. DOOR LATCH

Check if the front door latch operates normally.

• If the cable or rod is faulty, replace the front door latch&door lock actuator assembly.

2. LOCK ACTUATOR (MODELS WITHOUT DOUBLE LOCK)

1. Disconnect the door lock actuator connector.

2. Connect the battery to door lock actuator terminals.

Actuator operation

Terminals

No. 1

No. 2

Lock → Unlock

−

+

Unlock → Lock

+

−

3. If the actuator does not operate normally, replace the front door latch&door lock actuator assembly.

3. LOCK ACTUATOR (MODELS WITH DOUBLE LOCK)

1. Disconnect the door lock actuator connector.

2. Connect the battery to door lock actuator terminals.

• RH

Actuator operation

Terminals

No. 1

No. 5

No. 6

Lock → Unlock

+

−

−

Unlock → Lock

−

+

−

Double lock → Double lock unlock

+

−

−

Double lock unlock → Double lock

−

+

+

• LH

Actuator operation

Terminals

No. 1

No. 2

No. 6

Lock → Unlock

−

−

+

Unlock → Lock

−

+

−

Double lock → Double lock unlock

−

−

+

Double lock unlock → Double lock

+

+

−

3. If the actuator does not operate normally, replace the front door latch&door lock actuator assembly.

4. CHECK STATUS SWITCH (MODEL WITH KEYLESS ACCESS)

1. Disconnect the front door latch connector.

2. Connect a tester to the front door latch status switch terminals.

3. Switch the front door actuator to LOCK or UNLOCK.

4. Check for continuity using a tester.

• RH

Specifications

Condition

Continuity

MODEL WITHOUT DOUBLE LOCK

Lock

(No. 1 ⇔ No. 3)

Continuity does not exist

Unlock

(No. 1 ⇔ No. 3)

Continuity exists

MODEL WITH DOUBLE LOCK

Lock

(No. 2 ⇔ No. 3)

Continuity does not exist

Unlock

(No. 2 ⇔ No. 3)

Continuity exists

• LH

Specifications

Condition

Continuity

Model without double lock

Lock

(No. 4 ⇔ No. 6)

Continuity does not exist

Unlock

(No. 4 ⇔ No. 6)

Continuity exists

Model with double lock

Lock

(No. 4 ⇔ No. 5)

Continuity does not exist

Unlock

(No. 4 ⇔ No. 5)

Continuity exists

5. Replace the front door latch&door lock actuator assembly if it is found defective.

5. CHECK DOOR KEY SWITCH (ONLY FOR DRIVER’S SEAT OF MODEL WITH DOUBLE LOCK)

1. Disconnect the door lock actuator connector.

2. Connect the tester to the door key switch terminals.

3. Change to LOCK or UNLOCK using the door key cylinder.

4. Check for continuity using a tester.

• Door key switch (D82)

• Door lock actuator (D120)

Condition

Terminals

Continuity

Lock

D82 No. 1 ⇔ D120 No. 3

Continuity does not exist

D82 No. 2 ⇔ D120 No. 3

Continuity exists

Unlock

D82 No. 1 ⇔ D120 No. 3

Continuity exists

D82 No. 2 ⇔ D120 No. 3

Continuity does not exist

5. Replace the front door latch&door lock actuator assembly if it is found defective.