Crankcase Emission Control System Description
The engine is equipped with a PCV system to prevent discharging crankcase emissions into the atmosphere. Blow-by
gas in the engine is constantly drawn into the crankcase, which is returned to the combustion chamber through the
PCV (breather) hose, air cleaner and throttle body.
"A"
"B"
"C"
"D"
1. Air cleaner box
2. PCV (breather) reed valve
3. PCV (breather) hose
"A": Fresh air
Emission Control Devices:
1
"B": Fuel/Air mixture
"D": Exhaust gas
"C": Blow-by gas
1B-2
B815H21201002
3
2
I815H1120002-01