Intake-Air System Structural View; Variable Air Duct (Vad) System Outline (L3 - Mazda 6 Training Manual

INTAKE-AIR SYSTEM STRUCTURAL VIEW

.
1 Air cleaner
2 IAC valve
3 Resonance chamber
4 VIS control solenoid valve (L3)
5 Variable tumble control solenoid valve
6 L8, LF engine models
7 Intake manifold
8 VIS shutter valve actuator (L3)
End Of Sie

VARIABLE AIR DUCT (VAD) SYSTEM OUTLINE (L3)

Outline
• The VAD control system opens the VAD shutter valve in the air cleaner only at high engine speeds not
decrease at high engine speeds due to insufficient mass airflow amount.
Structure
• The VAD system is composed of VAD shutter valve, VAD control solenoid valve, VAD vacuum chamber, VAD
check valve (one-way).
F–14
INTAKE-AIR SYSTEM
9
10
11
12
13
14
15
16
VTCS shutter valve actuator
VAD check valve (one-way) (L3)
Accelerator pedal (R.H.D.)
Accelerator cable (R.H.D.)
Accelerator pedal (L.H.D.)
Accelerator cable (L.H.D.)
VAD shutter valve (L3)
VAD control solenoid valve (L3)
A6E391013000T02
A6E3910W036
A6E391013000T03