Subaru Impreza 3 / Impreza WRX / Impreza WRX STI. Manual - part 150
EC(w/o STI)-33
Secondary Air Combination Valve
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)
3) Check that air does not come out from (B) when
air is blown into (A).
4) Connect the battery positive terminal to the ter-
minal No. 6 and the battery negative terminal to the
terminal No. 4. Check that air is discharged from
(B), when supplying air to (A).
3. OTHER INSPECTIONS
1) Check that the secondary air pipe has no defor-
mation, cracks or other damages.
2) Check that the air duct has no cracks, damage
or loose part.
EC-02436
(A)
(B)
3
1
6 5 4
2
EC-02437
(A)
(B)