SUBARU impreza SERVICE and USER MANUAL

EMISSION CONTROL (AUX EMISSION CONTROL DEVICES)(H4DO(w-o HEV))

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Purge Control Solenoid Valve INSPECTION Purge Control Solenoid Valve INSPECTION EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Purge Control Solenoid Valve INSPECTION 1. PURGE CONTROL SOLENOID VALVE 1. Check that the purge control solenoid valve has no deformation, cracks or...
Purge Control Solenoid Valve INSTALLATION Purge Control Solenoid Valve INSTALLATION EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Purge Control Solenoid Valve INSTALLATION Install in the reverse order of removal. NOTE: • Hold the purge control solenoid valve unit by hand to...
Purge Control Solenoid Valve REMOVAL Purge Control Solenoid Valve REMOVAL EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Purge Control Solenoid Valve REMOVAL 1. Disconnect the ground cable from battery. 2. Remove the bolt which holds the purge control solenoid...
PCV Valve INSPECTION PCV Valve INSPECTION EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > PCV Valve INSPECTION 1. PCV VALVE 1. Check that the PCV valve has no deformation, cracks or other damages. 2. Check that air is discharged from...
PCV Valve REMOVAL PCV Valve REMOVAL EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > PCV Valve REMOVAL CAUTION: Do not remove unless the PCV valve is broken. 1. Disconnect the PCV hose from the intake manifold and the PCV valve, and...
PCV Hose REMOVAL PCV Hose REMOVAL EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > PCV Hose REMOVAL CAUTION: Do not remove except when the PCV hose is broken. 1. Disconnect the PCV hose A from the intake manifold and the PCV valve,...
Leak Check Valve Assembly ASSEMBLY Leak Check Valve Assembly ASSEMBLY EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Leak Check Valve Assembly ASSEMBLY 1. Install the bracket to the leak check valve assembly. Tightening torque: 18 N·m (1.8 kgf-m, 13.3 ft-lb)...
Leak Check Valve Assembly DISASSEMBLY Leak Check Valve Assembly DISASSEMBLY EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Leak Check Valve Assembly DISASSEMBLY 1. Remove the drain separator from the leak check valve assembly. Drain Separator > REMOVAL 2. Disconnect the...
Leak Check Valve Assembly INSPECTION Leak Check Valve Assembly INSPECTION EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Leak Check Valve Assembly INSPECTION 1. CHECK SWITCHING VALVE 1. Check the resistance between switching valve terminals. Terminal No....
Leak Check Valve Assembly INSTALLATION Leak Check Valve Assembly INSTALLATION EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Leak Check Valve Assembly INSTALLATION 1. Install the leak check valve assembly to the vehicle with the bolt and clip (A). Tightening torque: 7.5...
Leak Check Valve Assembly REMOVAL Leak Check Valve Assembly REMOVAL EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Leak Check Valve Assembly REMOVAL 1. Disconnect the ground cable from battery. 2. Lift up the vehicle. 3. Remove the rear exhaust pipe....
General Description COMPONENT General Description COMPONENT EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > General Description COMPONENT 1. CANISTER, LEAK CHECK VALVE ASSEMBLY AND DRAIN SEPARATOR For structures of the canister, leak check valve assembly and...
EGR Pipe INSTALLATION EGR Pipe INSTALLATION EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > EGR Pipe INSTALLATION 1. Temporarily install the EGR pipe to the intake manifold and water pipe assembly, and tighten the EGR pipe in numerical order as...
EGR Pipe REMOVAL EGR Pipe REMOVAL EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > EGR Pipe REMOVAL 1. Disconnect the ground cable from battery. 2. Remove the clip (A), and loosen the clamps (B) and (C) securing the air intake...
EGR Cooler INSTALLATION EGR Cooler INSTALLATION EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > EGR Cooler INSTALLATION 1. Set the gasket to the stud bolt. NOTE: Use a new gasket. 2. Temporarily install the EGR cooler to the EGR control...
EGR Cooler REMOVAL EGR Cooler REMOVAL EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > EGR Cooler REMOVAL 1. Disconnect the ground cable from battery. 2. Drain engine coolant. Engine Coolant > REPLACEMENT 3. Remove the...
EGR Control Valve INSPECTION EGR Control Valve INSPECTION EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > EGR Control Valve INSPECTION 1. Check that the EGR control valve has no deformation, cracks or other damages. 2. Measure the resistance between EGR...
EGR Control Valve INSTALLATION EGR Control Valve INSTALLATION EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > EGR Control Valve INSTALLATION Install in the reverse order of removal. NOTE: Use new O-rings and gaskets. Tightening torque: 22 N·m (2.2...
EGR Control Valve REMOVAL EGR Control Valve REMOVAL EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > EGR Control Valve REMOVAL 1. Disconnect the ground cable from battery. 2. Remove the clip (A) from the air intake boot. 3. Loosen the clamp...
Drain Separator ASSEMBLY Drain Separator ASSEMBLY EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Drain Separator ASSEMBLY Assemble in the reverse order of disassembly. NOTE: Connect the quick connector as shown in the figure.
Drain Separator DISASSEMBLY Drain Separator DISASSEMBLY EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Drain Separator DISASSEMBLY 1. Disconnect the drain tube (A) from the leak check valve assembly. NOTE: Disconnect the quick connector as shown in the...
Canister INSTALLATION Canister INSTALLATION EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Canister INSTALLATION 1. Install the canister to the vehicle using bolts and nuts. Tightening torque: 7.5 N·m (0.8 kgf-m, 5.5 ft-lb)...
Canister REMOVAL Canister REMOVAL EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > Canister REMOVAL 1. Lift up the vehicle. 2. Remove the rear exhaust pipe. Rear Exhaust Pipe > REMOVAL 3. Remove the propeller shaft....
General Description PREPARATION TOOL EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)(H4DO(w/o HEV)) > General Description PREPARATION TOOL 1. GENERAL TOOL TOOL NAME REMARKS Circuit tester Used for measuring resistance and voltage.