Last Modified: 04-05-2023 6.11:8.1.0 Doc ID: RM100000000VJFP
Model Year Start: 2016 Model: Sienna Prod Date Range: [12/2015 -           ]
Title: DOOR LOCK: FRONT DOOR LOCK: INSPECTION; 2016 - 2020 MY Sienna [12/2015 -        ]

INSPECTION

PROCEDURE

1. INSPECT FRONT DOOR LOCK ASSEMBLY LH

(a) Check the operation.

Text in Illustration

*a

Component without harness connected

(Front Door Lock Assembly LH)

*b

Unlock

*c

Lock

(1) Apply battery voltage and check the operation of the door lock motor.

OK:

Measurement Condition

Specified Condition

Battery positive (+) → 4 (L)

Battery negative (-) → 1 (UL)

Locked

Battery positive (+) → 1 (UL)

Battery negative (-) → 4 (L)

Unlocked

If the result is not as specified, replace the front door lock assembly LH.

(b) Check the resistance of the unlock detection switch.

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

7 (E) - 8 (LSSR)

Locked

10 kΩ or higher

7 (E) - 8 (LSSR)

Unlocked

Below 1 Ω

If the result is not as specified, replace the front door lock assembly LH.

(c) Check the resistance of the door lock and unlock switch.

Text in Illustration

*a

Component without harness connected

(Front Door Lock Assembly LH)

*b

Unlock

*c

Lock

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

7 (E) - 9 (L)

Locked

Below 1 Ω

7 (E) - 9 (L)

Unlocked

10 kΩ or higher

7 (E) - 10 (UL)

Locked

10 kΩ or higher

7 (E) - 10 (UL)

Unlocked

Below 1 Ω

If the result is not as specified, replace the front door lock assembly LH.

2. INSPECT FRONT DOOR LOCK ASSEMBLY RH

(a) Check the operation.

Text in Illustration

*a

Component without harness connected

(Front Door Lock Assembly RH)

*b

Unlock

*c

Lock

(1) Apply battery voltage and check the operation of the door lock motor.

OK:

Measurement Condition

Specified Condition

Battery positive (+) → 4 (L)

Battery negative (-) → 1 (UL)

Locked

Battery positive (+) → 1 (UL)

Battery negative (-) → 4 (L)

Unlocked

If the result is not as specified, replace the front door lock assembly RH.

(b) Check the resistance of the unlock detection switch.

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

7 (LSSR) - 8 (E)

Locked

10 kΩ or higher

7 (LSSR) - 8 (E)

Unlocked

Below 1 Ω

If the result is not as specified, replace the front door lock assembly RH.