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.

2001 Lexus LS 430FACTORY OEM SERVICE PROCEDURE

Headlight Beam Level Control System: Inspection

WARNING: This page is about a different car, the 2002 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR RESISTANCE
1. Check that continuity exists between terminal 2 and 5.
2. Check that resistance exists between terminal, as shown in the chart.
  
  Fig 1: Headlight Beam Level Control Actuator Resistance Specifications
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Factory Service Tools

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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.