Standard Ignition LSH127 Headlight Level Sensor - Front Left

Headlight Level Sensor for Lexus RX350 and RX450h

Restore proper headlight leveling response with this Standard Ignition headlight level sensor. Built with a plug-in connector type, it is made for direct electrical connection in the front left position on select Lexus RX models.

• Standard Ignition headlight level sensor, part number LSH127
• Plug-in connector type for straightforward electrical connection
• Fits the front left position on select Lexus RX350 and Lexus RX450h models
• OE-style replacement for headlight leveling system service
• Cross-references Standard Ignition LSH127 for the same application

Detailed Fitment and Function

This headlight level sensor is used in the vehicle’s leveling system to monitor suspension or body position and help the headlamp aim adjust correctly. It fits 2010-2013 Lexus RX350, front left, and fits 2010-2013 Lexus RX450h, front left. If you are replacing a failed Lexus RX350 headlight level sensor or servicing a Lexus RX450h front left leveling sensor, this Standard Ignition LSH127 part provides the correct application match.

Common Issues It May Solve

• Headlights that point too high or too low
• Inconsistent automatic headlamp leveling response
• Sensor-related warning or fault conditions in the leveling system
• Uneven beam aim after suspension or ride-height changes
• Loss of proper front left sensor input to the lighting control system

Installation Notes and Tips

Confirm the front left mounting location and connector style before installation. Inspect the linkage, mounting points, and wiring for wear or corrosion during replacement. After installation, verify headlamp aim and system operation according to the vehicle service procedure.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical and sensor components. Part number LSH127 is built for the listed Lexus RX350 and Lexus RX450h applications.