Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2004 Lexus LS 430FACTORY OEM SERVICE PROCEDURE

Front Height Control Sensor: Replacement

REMOVE FRONT WHEEL
REMOVE HEIGHT CONTROL SENSOR SUB-ASSY FRONT LH
1. Disconnect the connector.
2. Remove the nut and disconnect the height control sensor link.
  
  Fig 1: Removing Nut And Disconnecting Height Control Sensor Link
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Remove the 2 bolts and the height control sensor sub-assy front LH.
  
  Fig 2: Removing Bolts And Front Height Control Sensor Sub-Assembly LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL HEIGHT CONTROL SENSOR SUB-ASSY FRONT LH
1. Install the height control sensor sub-assy LH with the 2 bolts.
  
  Fig 3: Installing Front Height Control Sensor Sub-Assembly LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Install the height control sensor link with the nut.
  Torque: 5.4 N.m (55 kgf.cm, 48 in.lbf)
3. Connect the connector.
  
  Fig 4: Installing Height Control Sensor Link
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL FRONT WHEEL
Torque: 103 N.m (1,050 kgf.cm, 76 ft.lbf)
HEADLIGHT AIM ONLY (SEE ADJUSTMENT )

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.