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BUILDING A MERCEDES C63 BLACK SERIES BUT NOW IT WONT START

Mat Armstrong@MatArmstrongbmx637.8K viewsApr 14, 202221:08
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Head to squarespace.com ​to save 10% off your first purchase of a website or domain using code - matarmstrong I bought a crash damaged Mercedes c63 W204 saloon and im rebuilding it but with an C63 Black series bodykit. There is still alot of cosmetic work & mechanical. The headlights still have an issue and i cant start the car without jumping it. In this video i go through the problems one by one hoping to diagnose what the issue is. Check if your car was damaged with Car Vertical - 10% off here carvertical.com

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AI OverviewDefault language

The video documents a complex, hands-on rebuild of a crashed Mercedes C63 with a Black Series bodykit, focusing on problems that prevent the car from starting and on resolving cosmetic and mechanical issues. Early on, the creator explains a starter issue related to a pyrotechnic fuse and a misplaced bonnet cable, showing how power reaches the ignition but cannot engage the starter motor. He describes a series of diagnostic steps, including substituting cables, inspecting the fuse box, and trying to identify whether the fault lies in the power chain or within the engine control path. Throughout, multiple challenges surface, from a stubborn headlight alignment to the absence of exhaust tips, all of which require improvised solutions and careful reassembly. The narrative emphasizes iterative problem solving, sourcing parts, and prioritizing reliability while maintaining a dramatic, show-and-tell build rhythm. By weaving in visual progress with notes on potential future improvements, the creator keeps the project moving toward a stable, roadworthy car with an aggressive Black Series aesthetic.

Topics · car_repair · customization · auto_restoration · exterior_design

Questions answered

What is causing the Mercedes C63 to fail to start, and how is it diagnosed?
The car appears to have power to the ignition but no starter engagement due to a pyrotechnic fuse in the airbag system being blown, which cuts power to the engine. The creator investigates the fuse box, tests cables, and confirms the issue by isolating the faulty module and establishing the wiring path to the starter circuit.
How are the headlight and indicator issues resolved?
The headlight problem is traced to a faulty ballast and a misaligned or loose internal component. The fix involves swapping ballasts, reseating internal parts, sealing the headlight, and realigning the lens. After adjustments, both headlights function correctly and the indicators begin working, completing a major cosmetic and functional improvement.
What observation leads to the decision to replace or adjust body parts?
The bonnet swap to accommodate the Black Series kit triggers alignment and mounting challenges, including an aftermarket fiberglass bonnet needing additional fittings. The front bumper, arches, and chrome headlight finishes are iteratively adjusted to improve fitment and aesthetics while maintaining structural integrity.
What is the significance of sourcing the pyrotechnics fuse, and how is it obtained?
The pyrotechnics fuse is a critical safety component that, when blown, cuts power to the engine after an airbag deployment. The creator identifies the part number and searches for an exact Mercedes OEM replacement, planning to purchase a genuine fuse from suppliers to ensure compatibility and safety.
How are the exhaust tips integrated with the C63 Black Series body kit?
Exhaust tips from a different setup are cut and adapted to fit the new bumper and crash bar mounting. The builder fabricates a mounting solution, tests fitment by temporarily mounting with zip ties, and then secures the tips with permanent fasteners, aiming for a balanced, aggressive look while planning further refinements to avoid heat damage to the bumper.