FRONT LOWER SUSPENSION ARM 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 front lower No. 1 suspension arm sub-assembly removal/installation are shown below.

Necessary Procedures After Procedure Performed
Replaced Part or Performed Procedure Necessary Procedure Effect/Inoperative Function when Necessary Procedure not Performed Link
Front wheel alignment adjustment
  1. Clear zero point calibration data and system information.

  2. Perform yaw rate and acceleration sensor zero point calibration and store system information.


  • VSC disabled or malfunctions

  • DTCs are stored

  • Slip indicator light illuminates

  • ABS warning light illuminates

  • Theft deterrent system (tilt sensor)*1

Click here

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement)


  • Ultrasonic sensor detection angle

  • Ultrasonic sensor detection angle registration


  • Intelligent clearance sonar system

  • LEXUS parking assist-sensor system (w/ Intelligent Clearance Sonar System)

Click here

Rear television camera assembly optical axis (Back camera position setting) Parking assist monitor system (w/ Parallel Parking Assist Function)

for Initialization: Click here

for Calibration: Click here

Parking assist monitor system (w/o Parallel Parking Assist Function)

for Initialization: Click here

for Calibration: Click here


  • Parking assist ECU initialization

  • Adjust steering angle

Panoramic view monitor system

for Initialization: Click here

for Calibration: Click here

Initialize headlight ECU sub-assembly LH
  • Adaptive high beam system

  • Automatic headlight beam level control system

Click here

*1: w/ TFT Meter Type

Tech Tips


  • Use the same procedure for the RH side and LH side.

  • The following procedure is for the LH side.

PROCEDURE


  1. REMOVE FRONT WHEEL

    Click here

  2. REMOVE NO. 2 ENGINE UNDER COVER

    for 2GR-FKS: Click here

    for 8AR-FTS: Click here

  3. SEPARATE FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY


    1. B007YYZ

      Remove the bolt, 2 nuts and separate the front lower No. 1 suspension arm sub-assembly from the front lower ball joint assembly.

  4. REMOVE FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY


    1. B007YQ1

      Remove the 3 bolts, nut and front lower No. 1 suspension arm sub-assembly from the front frame assembly.

      Note

      Because the nut has its own stopper, do not turn the nut. Loosen the bolt with the nut secured.

    2. Remove the front lower arm bushing stopper from the front lower No. 1 suspension arm sub-assembly.