1998 Subaru Forester Idle Air Control Solenoid Valve Removal And Installation

1998 Subaru Forester Idle Air Control Solenoid Valve Removal And Installation

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1) Disconnect battery ground cable. 2) Loosen clamp which connects air intake duct to mass air flow sensor. 3) Loosen clamp which connects air intake chamber to throttle body. 4) Disconnect blow-by hose and air hose, and remove air intake chamber and air intake duct as a unit. 5) Disconnect connector from idle air control solenoid valve. 6) Disconnect PCV hose (A) and vacuum hose (B). 7) Disconnect vacuum hose (C) from cruise control diaphragm. (With cruise control models) 8) Disconnect air by-pass hose from idle air control solenoid valve. 9) Remove bolts which install idle air control solenoid valve to throttle body. 10) Disconnect engine coolant hoses from idle air control solenoid valve, and take them off.

11) Installation is in the reverse order of removal. CAUTION: Replace gasket with a new one. Tightening torque: 6.4 ±0.5 N.m (0.65 ±0.05 kg-m, 4.7 ±4 ft-lb) B: CLEANING 1) Start and warm-up the engine until radiator fan operates. 2) Hold throttle valve so that engine speed is at 2,000 rpm. Tune-up Conditioner 5) Leave the engine running for five minutes. NOTE: White smoke comes out of the muffler until the cleaner is used up. 6) Stop the engine. 8) Connect air by-pass hose to air intake duct. 9) Check duty ratio of idle air control solenoid