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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSLEXUS2006RX 400H AWD V6-3.3L (3MZ-FE) HYBRIDREPAIR AND DIAGNOSISLIGHTING AND HORNSTESTING AND INSPECTIONCOMPONENT TESTS AND GENERAL DIAGNOSTICSHEADLIGHT BEAM LEVEL CONTROL ACTUATOR CIRCUIT
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) Hybrid
Headlight Beam Level Control Actuator Circuit
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) HybridSECTION Headlight Beam Level Control Actuator Circuit
Headlight Beam Level Control Actuator Circuit
DESCRIPTION
When the actuator is received a signal from the headlight beam level control ECU, the step motor is activated and the angle of the reflector in the headlight will be adjusted.





INSPECTION PROCEDURE
DESCRIPTION
When the actuator is received a signal from the headlight beam level control ECU, the step motor is activated and the angle of the reflector in the headlight will be adjusted.
Wiring Diagram:
Step 1:
Step 2:
Step 3:
Step 4:
INSPECTION PROCEDURE
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.