| *1 | Throttle Valve | *2 | Intake Air Control Valve (for Intake Air Control System) |
| *3 | Air Cleaner Element | *4 | Resonator |
| *5 | Vacuum Switching Valve (for Intake Air Control System) | *6 | Intake Air Surge Tank |
| *7 | Vacuum Tank | *8 | Diaphragm Chamber |
| *9 | ECM | - | - |
| *a | Engine Speed Signal | *b | Air |
| *1 | Throttle Valve | *2 | Intake Air Control Valve (for ACIS) |
| *3 | Actuator | *4 | ECM |
| *a | Engine Speed Signal | - | - |