System elements
A. Positive crankcase ventilation valve (PCV)
B. Evaporative canister purge valve (EVAP)
C. Exhaust gas recirculation valve (EGR)
D. Thermovacuum recirculation valve (EGR TW)
E. Fuel vapor collection tank (EVAP)
F. Exhaust Catalytic Converter (for vehicles running on unleaded petrol)
G. Two way valve
H. EGR solenoid valve
Sealant
- Application on the threaded part of the EGR TW - Three Bond 1104 or similar