Lexus NX: Inspection

INSPECTION

PROCEDURE

1. INSPECT WINDSHIELD WIPER SWITCH ASSEMBLY

(a) w/o Auto Wiper System:

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

Standard Resistance:

Front Wiper Switch

Tester Connection

Condition

Specified Condition

I125-2 (+B) - I125-3 (+1)

MIST

Below 1 Ω

I125-3 (+1) - I125-1 (+S)

OFF

I125-3 (+1) - I125-1 (+S)

INT

I125-2 (+B) - I125-3 (+1)

LO

I125-2 (+B) - I125-4 (+2)

HI

Front Washer Switch

Tester Connection

Condition

Specified Condition

I124-4 (EW) - I124-7 (WF)

ON

Below 1 Ω

I125-5 (WR) - I125-10 (+B2)

I124-4 (EW) - I124-7 (WF)

OFF

10 kΩ or higher

I125-5 (WR) - I125-10 (+B2)

Rear Wiper Switch

Tester Connection

Condition

Specified Condition

I124-2 (C1R) - I124-4 (EW)

OFF

10 kΩ or higher

I124-3 (+1R) - I124-4 (EW)

I124-2 (C1R) - I124-4 (EW)

INT

Below 1 Ω

I124-3 (+1R) - I124-4 (EW)

ON

Rear Washer Switch

Tester Connection

Condition

Specified Condition

I124-4 (EW) - I125-5 (WR)

ON

Below 1 Ω

I124-7 (WF) - I125-10 (+B2)

I124-4 (EW) - I125-5 (WR)

OFF

10 kΩ or higher

I124-7 (WF) - I125-10 (+B2)

If the result is not as specified, replace the windshield wiper switch assembly.

*a

Component without harness connected

(Windshield Wiper Switch Assembly)

(b) w/ Auto Wiper System:

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

If the result is not as specified, replace the windshield wiper switch assembly.

Standard Resistance:

Front Wiper Switch

Tester Connection

Condition

Specified Condition

I125-2 (+B) - I125-3 (+1)

MIST

Below 1 Ω

I125-3 (+1) - I125-1 (+S)

OFF

I125-3 (+1) - I125-1 (+S)

AUTO

I125-8 (AUTO) - I125-9 (E)

I125-2 (+B) - I125-3 (+1)

LO

I125-2 (+B) - I125-4 (+2)

HI

Front Washer Switch

Tester Connection

Condition

Specified Condition

I124-4 (EW) - I124-7 (WF)

ON

Below 1 Ω

I125-5 (WR) - I125-10 (+B2)

I124-4 (EW) - I124-7 (WF)

OFF

10 kΩ or higher

I125-5 (WR) - I125-10 (+B2)

Rear Wiper Switch

Tester Connection

Condition

Specified Condition

I124-2 (C1R) - I124-4 (EW)

OFF

10 kΩ or higher

I124-3 (+1R) - I124-4 (EW)

I124-2 (C1R) - I124-4 (EW)

INT

Below 1 Ω

I124-3 (+1R) - I124-4 (EW)

ON

Rear Washer Switch

Tester Connection

Condition

Specified Condition

I124-4 (EW) - I125-5 (WR)

ON

Below 1 Ω

I124-7 (WF) - I125-10 (+B2)

I124-4 (EW) - I125-5 (WR)

OFF

10 kΩ or higher

I124-7 (WF) - I125-10 (+B2)

Adjusting Ring*

Tester Connection

Condition

Specified Condition

I125-6 (VR2) - I125-7 (VR1)

P1

209 to 231 Ω

P2

114 to 126 Ω

P3

58.9 to 65.1 Ω

P4

Below 1 Ω

*a

Component without harness connected

(Windshield Wiper Switch Assembly)

*b

Windshield Wiper Switch Assembly

(Adjusting Ring Position)

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL WINDSHIELD WIPER SWITCH ASSEMBLY (a) Attach the claw to install the windshield wiper switch assembly. (b) Connect each connector. 2. INSTALL UPPER STEERING COLUMN COV

 Vehicle Interior

 Door Lock

SEE MORE:

 Display Malfunction (B15A6,B15B0)

DESCRIPTION These DTCs are stored when a malfunction occurs in the multi-display assembly. DTC No. Detection Item DTC Detection Condition Trouble Area B15A6 Display Malfunction When one of the conditions below is met: RAM error Drawing controller malfunction Multi-display

 Disposal

DISPOSAL CAUTION / NOTICE / HINT CAUTION: Before performing pre-disposal deployment of any SRS part, review and closely follow all applicable environmental and hazardous material regulations. Pre-disposal deployment may be considered hazardous material treatment. PROCEDURE 1. PRECAUTION CAUTION:

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