Lexus ES: Intake Air Control Valve(for Acis)
On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT INTAKE AIR CONTROL VALVE (for ACIS)
| (a) Disconnect the vacuum hose sub-assembly from the intake air control valve (for ACIS). |
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(b) Connect a hose and vacuum pump to the intake air control valve (for ACIS).
| (c) Using the vacuum pump, apply a vacuum to the intake air control valve (for ACIS). Check that the actuator rod operates when vacuum is applied. If the actuator rod does not operate when vacuum is applied, replace the intake air surge tank assembly. |
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(d) Using the vacuum pump, apply a vacuum to the intake air control valve (for ACIS). Check that there is no change in vacuum after 1 minute.
If the operation is not as specified, replace the intake air surge tank assembly.
(e) Disconnect the hose and vacuum pump from the intake air control valve (for ACIS).
(f) Connect the vacuum hose sub-assembly to the intake air control valve (for ACIS).
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Components
COMPONENTS ILLUSTRATION *1 FRONT CENTER UPPER SUSPENSION BRACE SUB-ASSEMBLY - - Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping"
Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during inta
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Components
COMPONENTS ILLUSTRATION *1 FRONT DOOR FRONT LOWER FRAME UPPER COVER *2 FRONT DOOR GLASS RUN *3 FRONT DOOR OUTSIDE MOULDING SUB-ASSEMBLY *4 FRONT DOOR REAR WINDOW FRAME MOULDING *5 FRONT DOOR WEATHERSTRIP *6 RIVET ● Non-reusable part - -
VSC OFF Switch Circuit
DESCRIPTION The skid control ECU (brake actuator assembly) is connected to the combination meter assembly via CAN communication. Pressing the VSC OFF switch turns off TRAC operation, and pressing and holding this switch turns off TRAC and VSC operation. If TRAC and VSC operations are turned off, "Tr
