Mercedes A2139002734 LED Headlight Control Module - A2C76027307 - LH Left Side Only

Mercedes A2139002734 LED Headlight Control Module - A2C76027307 - LH Left Side Only

The Mercedes-Benz A2139002734 LED Headlight Control Module (Continental A2C76027307) is a direct replacement unit for vehicles fitted with LED High Performance Headlights. This module controls the Daytime Running Lights (DRL), front indicators, and other primary front lighting functions.

⚠ Left Side (LH / Nearside) Only – This unit is not interchangeable between sides.

✅ Suitable for Mercedes E-Class, CLS, GLC, A-Class, CLA, EQA, GLB, GLE and EQB models
✅ Designed for LED High Performance headlamp systems
✅ Coding required after installation (via Xentry or equivalent)
✅ Replaces multiple Mercedes and Continental part numbers
✅ Common fix for warnings such as “Check Left Low Beam” or “Front Parking Lamp”

Common Mercedes Warning Messages

• Front Left Parking Lamp
• Left Dipped Beam
• Check Left Low Beam
• Left Daytime Running Light

OEM & Manufacturer Part Numbers

Mercedes-Benz:

• A2139002734
• A213 900 27 34
• A213900273464
• MA213900273464
• A2139001233
• A2139005732
• A2139001824
• A2139007833
• A2139002334
• A2139003133
• A2139002534

Continental:

• A2C7637740800
• A2C76377408000
• A2C7637740700
• A2C76027307
• A2C77762004
• A2C76376608

Vehicle Compatibility

✔ A-Class W177 (2018–2022)
✔ CLA C118 (2019–2022)
✔ E-Class W213 Facelift (2020–2022) incl. E220d, E400d, E53, E63 AMG
✔ CLS C257 (2020–2023)
✔ EQA W243 / H243 (2021–2022)
✔ GLC C253 / X253 Facelift (2019–2023)
✔ GLB X247 (2021–2023)
✔ GLE V167 / W167 (2019–2023)
✔ EQB X243 (2022–2023)

Fits left side only on vehicles equipped with LED High Performance headlights.

Important Notes

• Coding required after replacement
• Always confirm compatibility by matching your original part number or providing VIN
• Professional installation recommended

Condition

Brand New OEM-Spec Replacement Unit
✅ 1-Year Warranty Included (HIDS-DIRECT)