Lexus NX: Manual(sos)switch

Inspection

INSPECTION

PROCEDURE

1. REMOVE MAP LIGHT ASSEMBLY

Click here

2. INSPECT MAP LIGHT ASSEMBLY

(a) Check the resistance.

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

*a

Component without harness connected

(Map Light Assembly)

-

-

Resistance:

Tester Connection

Condition

Specified Condition

T7-13 (SIG1) - T7-9 (GND3)

Mayday switch not pressed

410 to 414 Ω

T7-13 (SIG1) - T7-9 (GND3)

Mayday switch pressed

81 to 83 Ω

(b) Check the operation (indicator).

(1) Check that each indicator illuminates when 2 dry cell batteries are connected to the map light assembly connector terminals as shown in the illustration.

*a

Component without harness connected

(Map Light Assembly)

*b

Two 1.5 V dry cell batteries

NOTICE:

Do not apply more than 3 V.

OK:

Tester Connection

Condition

Specified Condition

T7-6 (IND1) - T7-9 (GND3)

Positive (+) dry cell battery - Negative (-) dry cell battery

HELP RED indicator illuminates

T7-7 (IND2) - T7-9 (GND3)

Positive (+) dry cell battery - Negative (-) dry cell battery

HELP GREEN indicator illuminates

(c) Check that the HELP indicator illuminates when the battery is connected to the map light assembly connector terminals as shown in the illustration.

*a

Component without harness connected

(Map Light Assembly)

-

-

OK:

Tester Connection

Condition

Specified Condition

T7-5 (RRID) - T7-9 (GND3)

Positive (+) battery terminal - Negative (-) battery terminal

HELP indicator illuminates

3. INSTALL MAP LIGHT ASSEMBLY

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READ NEXT:

 Mayday Battery

 Components

COMPONENTS ILLUSTRATION *1 DECK FLOOR BOX LH *2 NO. 3 DECK BOARD SUB-ASSEMBLY *3 REAR DECK FLOOR BOX *4 NEGATIVE AUXILIARY BATTERY TERMINAL N*m (kgf*cm, ft.*lbf): Specified

 Removal

REMOVAL PROCEDURE 1. REMOVE DECK BOARD ASSEMBLY Click here 2. REMOVE NO. 3 DECK BOARD SUB-ASSEMBLY Click here 3. REMOVE REAR DECK FLOOR BOX Click here 4. REMOVE DECK FLOOR BOX LH Click here 5.

SEE MORE:

 Diagnosis System

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 Operation Check

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