Suzuki Ignis Service Manual page 3536

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Throttle body cleaning
Clean throttle body bore (1) and idle air passage (2) by blowing
compressed air.
NOTE:
TP sensor, idle air control valve or other components
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containing rubber must not be placed in a solvent or
cleaner bath. A chemical reaction will cause these parts
to swell, harden or get distorted.
Idle air control (IAC) valve removal and installation
REMOVAL
1) Detach EVAP canister.
2) Drain coolant referring to "Cooling System Draining" in Sec-
tion 6B.
3) Disconnect coolant hoses from IAC valve.
4) Remove IAC valve from throttle body.
INSTALLATION
1) Install new gasket (2) to throttle body (1).
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2) Install IAC valve (3) to throttle body (1).
Tighten IAC valve screws to specified torque.
Tightening torque
(a)
IAC valve screw (a): 3.5 N·m (0.35 kg-m, 2.5 lb-ft)
3) Connect coolant hoses to IAC valve.
4) Refill coolant referring to "Cooling System Refill" in Section
6B.
5) Install EVAP canister.
Idle air control (IAC) valve inspection
Refer to "Idle air control (IAC) valve check" under "DTC P0506
Idle Air Control System RPM Lower than Expected DTC P0507
Idle Air Control System RRM Higher than Expected" in Section 6.
ENGINE AND EMISSION CONTROL SYSTEM 6E1-19