LED Headlight Control Module – Mercedes‑Benz GLC X253 / C253 – A2539007000

This is a genuine LEAR HLI Max PSI LED headlamp control module, factory fitted to Mercedes‑Benz GLC models equipped with Intelligent Light System (ILS) Full LED headlights.

The module controls multiple headlamp functions including daytime running lights, parking lights, indicators and adaptive lighting functions. It is a direct replacement for faulty original Mercedes‑Benz or LEAR LED headlight modules.

Coding is required after installation to adapt the module to the vehicle and clear fault messages.

Common Symptoms & Fault Codes:

• B2857‑13 – Standing light output open circuit
• B2858‑13 – Front indicator output open circuit
• B2860‑13 – Daytime running light output open circuit

Typical Warning Messages:

• Intelligent Light System Inoperative
• Malfunction – See Owner’s Manual
• Front Left Parking Lamp
• Left Daytime Driving Lamp
• Front Left Indicator
• Left Dipped Beam

Part Numbers:

• Mercedes‑Benz: A253 900 70 00 / A2539007000
• Alternate OEM: A2539000700
• LEAR: 504211R14 – HLI Max PSI
• Hardware: A2539010500
• Software: A2539028900

Compatible Headlamp Units (ILS & LED High Performance):

• A2539065701
• A2539065901
• A2539060501
• A2539062502
• A2539065301
• A2539061101
• A2539065101
• A2539069300
• A2539069700
• A2539060901

Installation Notes:

• Direct replacement for the original LED control module
• Vehicle coding is required after installation
• Always confirm part number compatibility before purchase

Scope of delivery:

• 1 x LED Headlight Control Module – A2539007000 / 504211R14