Lexus NX: Purge Valve

Components

COMPONENTS

ILLUSTRATION

*1

PURGE VSV

*2

FUEL VAPOR FEED HOSE

*3

NO. 2 FUEL VAPOR FEED HOSE

-

-

Removal

REMOVAL

PROCEDURE

1. REMOVE PURGE VSV

(a) Disconnect the wire harness clamp and connector from the purge VSV.

(b) Slide the 2 clamps and disconnect the fuel vapor feed hose and No. 2 fuel vapor feed hose from the purge VSV.

(c) Detach the claw and remove the purge VSV from the air cleaner hose.

Inspection

INSPECTION

PROCEDURE

1. INSPECT PURGE VSV

(a) Measure the resistance.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

1 - 2

20°C

23 to 26 Ω

HINT:

If the result is not as specified, replace the purge VSV.

(b) Check the operation of the purge VSV.

(1) Check that air does not flow from port F when air is applied to port E.

*a

Port E

*b

Port F

*c

Air

(2) Apply battery voltage between the terminals of purge VSV, and check the purge VSV operation.

OK:

Measurement Condition

Specified Condition

Battery positive (+) → Terminal 1

Battery negative (-) → Terminal 2

Air flows from port E to port F

HINT:

If the result is not as specified, replace the purge VSV.

*a

Port E

*b

Port F

*c

Air

Installation

INSTALLATION

PROCEDURE

1. INSTALL PURGE VSV

(a) Install the purge VSV to the air cleaner hose with the claw.

(b) Connect the fuel vapor feed hose and No. 2 fuel vapor feed hose to the purge VSV and slide the 2 clamps to secure the hose.

(c) Connect the wire harness clamp and connector to the purge VSV.

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 Freeze Frame Data

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 Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c)

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