Engine compartment plate indicating the specific type of emission reduction system and other data (VECI plate)
The vehicles covered in this manual are equipped with several emission control systems.
The specific performance of the environmental protection system is determined by the brand of the car and the territory of its sale, the pollution standards of which are controlled by the current legislation. The specific type of systems indicating the adjustment data and the wiring of the vacuum hoses is indicated on the engine compartment plate.
The main systems include:
- post-oxidation system (AIR system);
- pulsating system of after-oxidation of exhaust gases (PAIR system);
- temperature control system (HAI system);
- catalytic converter (TWC);
- exhaust gas recirculation system (EGR system);
- gasoline vapor recovery system (EEC system);
- forced crankcase ventilation system (PCV system);
- ignition control system (SC system).
Auxiliary systems include:
- carburetor air damper control systems;
- fuel cut-off system during engine braking;
- idle speed compensation system in case of engine overheating, etc.