r
Intake Air System
System Descriptio
System uescnpllon
The system supplies air for all engine needs. lt consists of the intake air pipe. Air Cleaner (ACL), intake air duct, Throttle
Body (TB), ldle Air Control (lAC) Valve, fast idle thermo valve (A,/T model only), and intake manifold.
A resonator in the intake air pipe provides additional silencing as air is drawn into the system.
B18Cl engine lB18Bl, B18C5 enginos does not havs the IAB systeml:
IAB
CONTROL
sollNolD
VALVE
VARIOUS
SENSORS
IAB
CONTROL
DIAPHRAGM
IiITAKE
AIR PIPE
INTAKE MANIFOLD
INTA|(E
AIR
DUCT
RESONATOR