4.
Remove the valve (C) after removing the installation bolt.
Turn ignition switch OFF.
Disconnect the air control valve connector.
Check that the air control valve is stuck by foreign material.
Measure resistance between motor (+) and (-) control terminals of the motor.
Check that the resistance is within the specification.
Specification: Refer to “Specification” section.
Measure resistance between voltage supply terminal and ground terminal of the position sensor.
Check that the resistance is within the specification.
Specification: Refer to “Specification” section.
Turn the ignition switch OFF and disconnect the battery (-) cable.
Disconnect the air control valve connector (A).
Disconnect the air intake hose (B) after removing the clamp from the air control valve.
Remove the valve (C) after removing the installation bolt.
Install the component with the specified torques.
Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
Installation is reverse of removal.
Air control valve installation bolt:
8.8 ~ 10.8 N.m (0.9 ~ 1.1kgf.m, 6.5 ~ 8.0 lb-ft)
After replacing the Air Contorol Valve, MUST perform the "Component Change Routine" procedure. Otherwise trouble related with engine performance or emission control may occur until ECM learning about the component is over.
Turn ignition switch OFF.
Connect the GDS to Data Link Connector (DLC).
Turn ignition switch ON.
Select "Vehicle, Model year, Engine, System".
Select "Vehicle S/W Management".
Select "Component Change Routine".
Select "Air Contorol Valve (ACV) Change".
Perform the procedure in accordance with the message.
Remove the air control valve.
( Refer to Engine Control System - " Air Control Valve(ACV)" )
Purge the carbon in the air control valve body and valve flap with a dried cloth first.
Purge the pollutants inside the air control valve body with a soft cloth moistened with cleaning fluid (WD-40 or equivalent).
Do not spray cleaning fluid to ETC module directly and use a lint free cloth moistened by cleaning fluid.
Be careful not to spill the cleaning fluid inside the shaft, it can be a cause of air control valve (ACV) malfunction and damage of circuit.
Dry out the cleaning fluid spillage over the air control valve (ACV).
Install in the reverse order of removal.
