Suzuki WagonR+ RB310 Service Manual page 2605

6E-18 ENGINE AND EMISSION CONTROL SYSTEM
2
IDLE AIR CONTROL VALVE (IAC VALVE)
Removal
1) Remove throttle body from intake manifold referring to "Throttle
Body Removal" section.
2) Remove IAC valve from throttle body.
Inspection
1) Connect each connector to IAC valve (1), TP sensor and IAT
1
sensor.
2) Check that rotary valve (2) of lAC valve opens and closes once
and then stops in about 60 ms as soon as ignition switch is
turned ON.
NOTE:
D This check should be performed by two people, one per-
son turns on ignition switch while the other checks valve
operation.
D As valve operation is momentary, it may be overlooked.
To prevent this, perform this operation check 3 times or
more continuously.
If rotary valve of lAC valve does not operate at all, check
wire harness for open and short. If wire harness is in good
condition, replace lAC valve and recheck.
Installation
1) Install new O-ring (2) to IAC valve (1).
2) Install IAC valve (1) to throttle body (3).
Tighten IAC valve screws to specified torque.
Tightening Torque
(a): 3.3 N
3) Install throttle body to intake manifold referring to "Throttle Body
Installation" section.
.
m (0.33 kg-m, 2.5 lb-ft)