Subaru 2009 IMPREZA Service Manual page 200

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EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)

C: INSPECTION

1. PURGE CONTROL SOLENOID VALVE

1) Measure the resistance between the purge con-

trol solenoid valve terminals.

Terminal No.

2) Check that air does not come out of (B) when

blowing in (A).

Purge Control Solenoid Valve

(20°C (68°F))

3) Connect the terminal No. 1 to the battery positive

terminal and the terminal No. 2 to the battery neg-

ative terminal. Check that air is discharged from

(B), when supplying air to (A).

2. OTHER INSPECTIONS

Make sure the hoses are not cracked or loose.