Mercedes W447 HB M068 Navigation Comand Repair Service Navi 1 year Warranty

This is a professional REPAIR SERVICE for your existing Mercedes-Benz W447 COMAND HU5 Navigation Unit.
You are not purchasing a replacement unit—this service restores your original head unit to proper working condition.

🛠️ Overview: Mercedes W447 COMAND (HU5) Navigation Repair Service

If your Mercedes-Benz W447 COMAND HU5 navigation system is malfunctioning, don’t replace it—repair it with Module Medics. We offer a cost-effective, dealer-level repair service for faulty HU5 units, ensuring your original system is restored and retains factory compatibility. All repairs come with a 1-year warranty and are plug-and-play—no programming required after repair.

Our technicians specialize in Mercedes COMAND (Cockpit Management and Data) systems and have successfully restored hundreds of HU5 modules for satisfied customers nationwide.

⚠️ Common Symptoms of HU5 COMAND Navigation Failure:

The Mercedes HU5 unit can develop various issues over time. If your vehicle is experiencing any of the following, your COMAND system likely needs repair:

• 🔁 Constant rebooting or stuck in a boot loop

• ❌ Navigation/radio not turning on

• 🔋 COMAND unit draining car battery

• 🛑 Stuck on the Mercedes-Benz logo screen

• 🚫 Unit refuses to accept programming or software updates

• 🔘 Physical buttons not responding or freezing

• 🧭 Navigation not functioning or freezing

• ⚫ Black screen or white screen on startup

• 🔇 No audio output despite system appearing functional

These are common electronic and software-level faults typically caused by failing internal components, corrupt memory, or power regulation issues.

🚗 Commonly Affected Mercedes-Benz Models:

This repair service applies to the Mercedes-Benz W447 platform, typically found in the following models:

• Mercedes-Benz V-Class (Vito, Viano)

• Mercedes-Benz Metris (North America)

• Mercedes-Benz Vito Tourer

• Mercedes-Benz EQV

• Mercedes-Benz Marco Polo camper vans

If your vehicle is equipped with the HU5 COMAND NTG5.1/5.2 navigation system, this service applies to you.

🔧 Part Numbers & Compatibility:

This service covers ALL Mercedes-Benz HU5 COMAND units installed in W447 chassis vehicles, including but not limited to:

• A447900XXXX

• A447901XXXX

• A447902XXXX

(Exact part number may vary. If your part number is different or not listed, please contact us before purchasing to confirm compatibility.)

🧠 Technical Information:

The Mercedes HU5 COMAND navigation system (NTG 5.x) integrates multiple in-car systems including navigation, radio, Bluetooth, multimedia, and telematics. Common technical failures stem from:

• Failing internal storage (eMMC or NAND flash memory corruption)

• Damaged voltage regulators

• Overheated BGA processors or microcontrollers

• Firmware corruption from failed updates

• Solder joint failures due to age or heat cycling

At Module Medics, we perform component-level board repairs using specialized tools and Mercedes-specific diagnostics to ensure a long-lasting fix. Firmware is validated, and units are tested under real operating conditions before return.

📦 How It Works:

1. Purchase this listing to initiate your repair order.

2. Ship your faulty HU5 COMAND unit to our repair center in Maryland.

3. Our certified technicians will diagnose and repair the unit, then thoroughly test it for functionality.

4. We return the fully repaired unit to you, typically within 2–3 weeks.

✅ Plug-and-play: No coding or reprogramming required after reinstallation.

📜 What’s Included:

• Complete repair of your HU5 COMAND head unit

• Bench testing of all functions (navigation, audio, power, etc.)

• 1-Year limited warranty

• Technical support for installation or troubleshooting

❗ Please Note:

• This is a repair service only – you must ship your existing unit to us.

• We do not sell replacement COMAND units.

• Repair time: 2 to 3 weeks, depending on issue complexity and queue.

📞 Questions? We're Here to Help.

If you're unsure whether this service is right for your vehicle, need help locating your part number, or want to confirm compatibility, contact Module Medics today. Our experienced technicians are ready to assist you.