Description Transmission Control Unit (TCU) – VGS2-FDCT 7G-DCT (4-Pin) – Updated Version Premium-quality remanufactured Transmission Control Unit (TCU) for Mercedes-Benz 7G-DCT dual-clutch transmissions (724.0 / 724.003). This is the updated VGS2-FDCT control unit (4-pin configuration), introduced in later production models as an improvement over earlier 5-pin systems. It provides enhanced communication, improved reliability, and optimized gear shifting performance. Designed as a direct replacement, this unit restores full transmission functionality and resolves common electronic gearbox faults. Technical Specifications Transmission Type: 7G-DCT (Dual Clutch Transmission) Transmission Code: 724.0 / 724.003 Control Unit Type: VGS2-FDCT (Updated Generation) Connector Type: 4-Pin (Later Version) Condition: Remanufactured / Tested Material: Automotive-grade Plastic Metal Fitment Type: Direct Replacement OEM / Reference Part Numbers Primary: A0054463710 Interchange / Cross References: A0002703900 A2C73939004 / A2C73939006 A2469060018 Vehicle Compatibility Designed for Mercedes-Benz vehicles equipped with 7G-DCT (724.003) transmissions — commonly found in facelift and later MFA platform vehicles. Mercedes-Benz A-Class W176 (Facelift Models) → 2014 – 2018 W177 (Early Models) → 2018 – 2020 Mercedes-Benz B-Class (W246) B180 / B200 / B220 / B250 2014 – 2019 Mercedes-Benz CLA (C117 / X117) CLA180 / CLA200 / CLA220 / CLA250 2014 – 2019 Mercedes-Benz GLA (X156) GLA180 / GLA200 / GLA220 / GLA250 2014 – 2020 Additional Applications Infiniti QX30 (shares Mercedes platform) → 2016 – 2019 ✔ Common across engines: 1.5L / 1.6L / 1.8L / 2.0L petrol 2.1L / 2.2L diesel Market Relevance ✔ Widely used locally in: Mercedes-Benz A-Class (2014 – Present) Mercedes-Benz CLA (2014 – Present) Mercedes-Benz GLA (2014 – Present) Mercedes-Benz B-Class (2014 – 2019) These vehicles are very common in SA, making this unit high demand for gearbox electronic repairs and rebuilds. Function & Benefits Controls: Gear shifting logic Clutch engagement Transmission communication systems Resolves common issues: Vehicle stuck in limp mode No gear engagement / no drive Loss of communication with TCU Fault codes related to voltage or sensors Improved reliability vs earlier 5-pin units Cost-effective alternative to new OEM unit Common Fault Codes / Symptoms P056016 / P056200 – Voltage faults P0711 – Transmission temperature signal fault No communication with gearbox ECU Installation Notes Professional installation required SCN coding / programming required after installation Must match: Original OEM part number 4-pin configuration (critical) Transmission type (724.003) Important Fitment Warning: This is a 4-pin updated version and is NOT compatible with early 5-pin units (e.g. A0054463310) unless specifically converted and programmed. Ideal For Mercedes-Benz specialists Transmission repair workshops Auto electricians Parts resellers
