Operation CHARM: Car repair manuals for everyone.

Emission Control Systems: Application and ID

Components Function
Crankcase Emission System:
Positive crankcase ventilation (PCV) valve HC reduction
(Variable flow rate type)

Evaporative Emission System:
Evaporative Emission Canister HC reduction
EVAP Canister Purge Solenoid Valve HC reduction
(Duty control solenoid valve)

Exhaust Emission System:
MFI system (air-fuel mixture control device) CO,HC,NOx reduction
(Heated oxygen sensor feedback type)
Three-way catalytic converter CO,HC,NOx reduction
(Monolith type)