Lexus NX: Inspection

INSPECTION

PROCEDURE

1. INSPECT OUTER MIRROR SWITCH ASSEMBLY (w/ Memory)

(a) Check the mirror retract switch.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

8 (MR) - 10 (E)

Driving position

Below 1 Ω

11 (MF) - 10 (E)

8 (MR) - 10 (E)

AUTO position

10 kΩ or higher

11 (MF) - 10 (E)

Retract position

Below 1 Ω

If the result is not as specified, replace the outer mirror switch assembly.

*1

Mirror Retract Switch

*2

Mirror Adjust Switch

*3

Mirror Select Switch

*a

Component without harness connected

(Outer Mirror Switch Assembly)

(b) Check the mirror select switch.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

12 (E) - 14 (MSW)

R

Below 10 Ω

L

90 to 110 Ω

Off

10 kΩ or higher

If the result is not as specified, replace the outer mirror switch assembly.

(c) Check the mirror adjust switch.

(1) Select the mirror select switch to the L position or R position.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

12 (E) - 13 (M+)

Mirror adjust switch pressed up

90 to 110 Ω

Off

10 kΩ or higher

Mirror adjust switch pressed down

437 to 503 Ω

Off

10 kΩ or higher

Mirror adjust switch pressed left

744 to 856 Ω

Off

10 kΩ or higher

Mirror adjust switch pressed right

225 to 275 Ω

Off

10 kΩ or higher

If the result is not as specified, replace the outer mirror switch assembly.

(d) Check the switch illumination.

(1) Apply auxiliary battery voltage between the terminals of the light and check the operation of the light.

Standard:

Auxiliary Battery Connection

Specified Condition

Auxiliary Battery positive (+) → 6 (ILL+)

Auxiliary Battery negative (-) → 15 (ILL-)

Light comes on

If the result is not as specified, replace the outer mirror switch assembly.

2. INSPECT OUTER MIRROR SWITCH ASSEMBLY (w/o Memory)

(a) Check the mirror retract switch.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

12 (MR) - 9 (E)

Driving position

Below 1 Ω

11 (MF) - 9 (E)

12 (MR) - 9 (E)

AUTO position

10 kΩ or higher

11 (MF) - 9 (E)

Retract position

Below 1 Ω

If the result is not as specified, replace the outer mirror switch assembly.

*1

Mirror Retract Switch

*2

Mirror Adjust Switch

*3

Mirror Select Switch

*a

Component without harness connected

(Outer Mirror Switch Assembly)

(b) Check the mirror select switch and mirror adjust switch.

(1) Select the mirror select switch to the L position.

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

Standard Resistance (for left side):

Tester Connection

Condition

Specified Condition

20 (VL) - 13 (B)

19 (M+) - 15 (E)

Up

Below 1 Ω

Off

10 kΩ or higher

20 (VL) - 15 (E)

19 (M+) - 13 (B)

Down

Below 1 Ω

Off

10 kΩ or higher

21 (HL) - 13 (B)

19 (M+) - 15 (E)

Left

Below 1 Ω

Off

10 kΩ or higher

21 (HL) - 15 (E)

19 (M+) - 13 (B)

Right

Below 1 Ω

Off

10 kΩ or higher

If the result is not as specified, replace the outer mirror switch assembly.

(3) Select the mirror select switch to the R position.

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

Standard Resistance (for right side):

Tester Connection

Condition

Specified Condition

18 (VR) - 13 (B)

19 (M+) - 15 (E)

Up

Below 1 Ω

Off

10 kΩ or higher

18 (VR) - 15 (E)

19 (M+) - 13 (B)

Down

Below 1 Ω

Off

10 kΩ or higher

23 (HR) - 13 (B)

19 (M+) - 15 (E)

Left

Below 1 Ω

Off

10 kΩ or higher

23 (HR) - 15 (E)

19 (M+) - 13 (B)

Right

Below 1 Ω

Off

10 kΩ or higher

If the result is not as specified, replace the outer mirror switch assembly.

(c) Check the switch illumination.

(1) Apply auxiliary battery voltage between the terminals of the light and check the operation of the light.

Standard:

Auxiliary Battery Connection

Specified Condition

Auxiliary Battery positive (+) → 10 (ILL+)

Auxiliary Battery negative (-) → 22 (ILL-)

Light comes on

If the result is not as specified, replace the outer mirror switch assembly.

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