Lexus NX manuals

Lexus NX: Inspection

Lexus NX Service Manual / Vehicle Interior / Door Lock / Rear Door Lock / Inspection

INSPECTION

PROCEDURE

1. INSPECT REAR DOOR LOCK 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 (+) → Terminal 4 (L)

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

Lock

Auxiliary battery positive (+) → Terminal 1 (UL)

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

Unlock

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

*a

Unlock

*b

Lock

*c

Component without harness connected

(Rear Door Lock 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

6 (LSSR) - 9 (E)

Lock

10 kΩ or higher

6 (LSSR) - 9 (E)

Unlock

Below 1 Ω

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

2. INSPECT REAR DOOR LOCK 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 (+) → Terminal 4 (L)

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

Lock

Auxiliary battery positive (+) → Terminal 1 (UL)

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

Unlock

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

*a

Unlock

*b

Lock

*c

Component without harness connected

(Rear Door Lock Assembly RH)

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

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

6 (LSSR) - 9 (E)

Lock

10 kΩ or higher

6 (LSSR) - 9 (E)

Unlock

Below 1 Ω

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

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