Last Modified: 05-13-2024 6.11:8.1.0 Doc ID: RM100000001CZQD
Model Year Start: 2019 Model: GR Corolla Prod Date Range: [06/2018 -           ]
Title: DOOR LOCK: BACK DOOR LOCK: INSPECTION; 2019 - 2025 MY Corolla Corolla Hatchback Corolla HV GR Corolla [06/2018 -        ]

INSPECTION

PROCEDURE

1. INSPECT BACK DOOR LOCK ASSEMBLY WITH COURTESY LIGHT SWITCH

(a) Check the operation of the door lock motor.

(1) Move the door lock to the lock position.

*a

Component without harness connected

(Back Door Lock Assembly with Courtesy Light Switch)

*b

Lock

*c

Unlock

-

-

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

OK:

Battery Connection

Result

Battery positive (+) → 1 (ACT+)

Battery negative (-) → 2 (ACT-)

Unlocks

If the result is not as specified, replace the back door lock assembly with courtesy light switch.

(b) Check the operation of the door courtesy switch.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

2 (ACT-) - 3 (D+)

Locked

10 kΩ or higher

2 (ACT-) - 3 (D+)

Unlocked

Below 1 Ω

If the result is not as specified, replace the back door lock assembly with courtesy light switch.