Emission Control (Aux. Emission Control Devices)
CRANKCASE EMISSION CONTROL SYSTEM
EC-7
(1) Air cleaner case (6) Crankcase (A) Part-throttle condition
(2) PCV valve (7) Case (B) Wide-open-throttle condition
(3) Throttle body (8) Valve C: Fresh air
(4) Intake manifold (9) Spring D: Mixture of air and blow-by gas
(5) Oil filler cap (10) PCV valve E: Blow-by gas
(A)
(B)
C
D
E
C
D
E
B2H3534D