Installation Instructions

4. Fuel Injection System
4-12
Air Injection Solenoid Valve (AISV)
Function
AISV introduces appropriate air quantity to reduce pollutant emission.
Basic Principle
When the engine RPM and throttle opening are higher than the default value, ECU controls AISV opening
or closure.
AISV
R
eed valve
F
resh air
P
ower relay
B
attery
ECU
ECU
To this chapter contents
Air Inject
ion
Solenoid Valve
P
ower relay