Perform Active Test Using Intelligent Tester Purge

^-Hose (to Canister)

\\

% ^ylP

] \ zWMÀ-

-4 Purge VSV

N / JA\

A136177E01

(a) On the intelligent tester, select the following menu items: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST / EVAP VSV (ALONE).

(b) Disconnect the hose (connected to the canister) from the purge VSV.

(c) Start the engine.

(d) Using the tester, turn off the purge VSV (EVAP VSV: OFF).

(e) Use your finger to confirm that the purge VSV has no suction.

(f) Using the tester, turn on the purge VSV (EVAP VSV: ON).

(g) Use your finger to confirm that the purge VSV has suction.

Result

Result

Test Result

Suspected Trouble Area

Proceed to

No suction when purge VSV turned OFF, and suction applied when turned ON

Purge VSV normal

A

Suction applied when purge VSV turned OFF

Purge VSV stuck open

B

No suction when purge VSV turned ON

• Purge VSV stuck closed

• Problems with EVAP hose between purge VSV and intake manifold

C

(h) Reconnect the hose.

Do It Yourself Car Diagnosis

Do It Yourself Car Diagnosis

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