On-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. INSPECT INTAKE AIR CONTROL VALVE (for ACIS)
(a) Remove the V-bank cover sub-assembly.
Click here
(b) Disconnect the vacuum hose sub-assembly from the intake air control valve (for ACIS). |
|
(c) Connect a hose and vacuum pump to the intake air control valve (for ACIS).
(d) 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. |
|
(e) 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 actuator rod does not operate when vacuum is applied, replace the intake air surge tank assembly.
(f) Disconnect the hose and vacuum pump from the intake air control valve (for ACIS).
(g) Connect the vacuum hose sub-assembly to the intake air control valve (for ACIS).
(h) Install the V-bank cover sub-assembly.
Click here
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Lighting System (w/ Automatic Headlight Beam Level Control System): Cornering Light Circuit
DESCRIPTION The No. 1 headlight ECU sub-assembly controls the cornering lights. WIRING DIAGRAM for Multiple Beam Headlight for Single Beam Headlight CAUTION / NOTICE / HINT NOTICE:
If the No. 1 headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle informati ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Pre-collision System: Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the engine switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Pre-Collision System / Trouble Codes. Body Electrical > Pre-Collision System > Trouble Codes (e) Check for DTCs ( ...