Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Inspection

Toyota Corolla Cross (2022-2025) Service Manual / Vehicle Interior / Door Lock / Front Door Lock / Inspection

INSPECTION

PROCEDURE

1. INSPECT FRONT DOOR LOCK WITH MOTOR ASSEMBLY LH

(a) Check the door lock motor operation.

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

OK:

Measurement Condition

Specified Condition

Auxiliary battery positive (+) → L4-4 (L)

Auxiliary battery negative (-) → L4-1 (UL)

Lock

Auxiliary battery positive (+) → L4-1 (UL)

Auxiliary battery negative (-) → L4-4 (L)

Unlock

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

*a

Unlock

*b

Lock

*c

Component without harness connected

(Front Door Lock with Motor Assembly LH)

(b) Check the operation of the door unlock detection switch.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

L4-7 (E) - L4-8 (LSSR)

Lock

10 kΩ or higher

Unlock

Below 1 Ω

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

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

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

L4-9 (L) - L4-7 (E)

Lock

Below 1 Ω

Neutral

10 kΩ or higher

L4-10 (UL) - L4-7 (E)

Unlock

Below 1 Ω

Neutral

10 kΩ or higher

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

*a

Unlock

*b

Neutral

*c

Lock

*d

Component without harness connected

(Front Door Lock with Motor Assembly LH)

2. INSPECT FRONT DOOR LOCK WITH MOTOR ASSEMBLY RH

(a) Check the door lock motor operation.

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

OK:

Measurement Condition

Specified Condition

Auxiliary battery positive (+) → K5-4 (L)

Auxiliary battery negative (-) → K5-1 (UL)

Lock

Auxiliary battery positive (+) → K5-1 (UL)

Auxiliary battery negative (-) → K5-4 (L)

Unlock

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

*a

Unlock

*b

Lock

*c

Component without harness connected

(Front Door Lock with Motor Assembly RH)

(b) Check the operation of the door unlock detection switch.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

K5-7 (LSSR) - K5-8 (E)

Lock

10 kΩ or higher

Unlock

Below 1 Ω

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

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