Exhaust system
- Completeness (the absence of any elements of the exhaust system is not allowed).
- tightness (exhaust gas leakage due to loose connections, rust, mechanical damage, etc. is not allowed).
Neutralization system and other equipment to reduce harmful emissions
- Completeness (the absence of any elements of the neutralization system, fuel vapor recovery system, exhaust gas recirculation, etc.)
Crankcase ventilation system
- Completeness of the system. The tightness of the elements.
Built-in engine diagnostic system
- Diagnostic Indicator Functioning Corresponding to Proper Engine Operation (indicator when the engine is running is off).