2003 LEXUS LS430 Control actuator

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Page 3253 of 4500

LEXUS LS430 2003  Factory Repair Manual 1.DATA LIST 
HINT: 
Using the hand-held tester's DATA LIST allows switch, sensor, actuator and other item values to be read 
without removing any parts. Reading the DATA LIST early in troubleshoot

Page 4009 of 4500

LEXUS LS430 2003  Factory Repair Manual REPLACEMENT 
HINT: 
Use the same procedures for the RH side and LH side.  
The procedures listed below are for the LH side.  
1.REMOVE FRONT WHEELS  
2.REMOVE FRONT SHOCK ABSORBER CAP LH 
a. Remove th

Page 4010 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 18: Removing Absorber Control Actuator 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
4.REMOVE HEIGHT CONTROL SENSOR SUB-ASSY FRONT LH  
5.SEPARATE FRONT STABILIZER LINK ASSY LH 
a. Support the s

Page 4019 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 27: Installing Front Stabilizer Link Assy LH 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
12.INSTALL HEIGHT CONTROL SENSOR SUB-ASSY FRONT LH  
13.INSTALL ABSORBER CONTROL ACTUATOR 
a. Check tha

Page 4020 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 28: Checking Rod Position 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
b. Install the absorber control actuator to the pneumatic front LH w/shock absorber cylinder assy.  
c. Until a response i

Page 4402 of 4500

LEXUS LS430 2003  Factory Repair Manual Fig. 3: Inspecting Intake Air Control Function 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 
a. Remove the V-bank cover.  
b. Connect the hand-held tester (with CAN VIM) to the DLC3.  
c. Perform the

Page 4403 of 4500

LEXUS LS430 2003  Factory Repair Manual b. Apply a vacuum of 39.9 kPa (300 mmHg, 11.8 in.Hg) to the actuator and check that the actuator 
rod moves.  
c. One minute after applying the vacuum, check that the rod's position is the same as
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