Valve - Mazda 323 1988 Workshop Manual

EVAPORATIVE EMISSION CONTROL SYSTEM
4B
L
r
NO.lPURGE CONTROLVALVE
Inspection
1. Blow through the purge control valve from port (A)
and check that air does not flow.
2. Connect a vacuum oumo to the ourae control
-
valve.
3. Apply 110 mmHg (4.33 inHg) vacuum, and blow
through port (A) again; air should flow from port (A).
NO. 2 PURGE CONTROL VALVE
Inspection
1. Disconnect vacuum hose (B) from the evaporation
pipe.
2. Blow into the hose and check that air flows freely.
SOLENOID VALVE
1. Disconnect vacuum hose (A) from the servo di-
aphragm.
2. Disconnect vacuum hose (B) from the solenoid
valve.
3. Disconnect the connector of the solenoid valve.
4. Blow air through the solenoid valve from hose (A)
and make sure air comes out of port (C).
5. Apply battery power to the solenoid valve with a
suitable jumper wire.
6. Blow air through the solenoid valve from hose (A)
and check that air comes out of port (B).
7. If the solenoid valve does not operate properly, re-
place it with a new one.
48-69