- to improve maintainability, the AAS throttle pipe is not used.
- the intake manifold is made of plastic to reduce weight.
- variable duct system (VAD) used to improve engine performance.
Pic. 2.56. Mazda 3 intake system: 1 - air filter; 2 - idle speed regulator; 3 – resonant chamber; 4 - control solenoid valve of the VIS system (L3); 5 - control solenoid valve Variable tumble; 6 - engines L8, LF; 7 - intake manifold; 8 - damper actuator of the VIS system (L3); 9 – VTCS damper actuator; 10 - check valve of the VAD system (L3); 11 - fuel control pedal (R.H.D); 12 - accelerator cable (R. H. D); 13 – fuel supply control pedal (L.H.D); 14 - accelerator cable (L.H.D); 15 - damper of the VAD system (L3); 16 - control solenoid valve of the VAD system (L3)
- variable intake system is used (VIS). This system is similar to the current Model 323 VICS (BJ) with FS engine.