Relays are often located within these same boxes and control high-draw components. For vehicles manufactured after June 2006, the rear fuse box includes several critical relays: Assignment Starter Relay (located in engine compartment) Seat adjustment circuit and terminal 15R socket Fuel pump and heated rear window Rear wiper relay Power supply for outlets in the center and rear Practical Maintenance Tips
Leo had already spent two hours online, scrolling through blurry forum photos and translated Russian wiring diagrams. The owner’s manual was useless—it showed a fuse box in the engine bay and one under the rear seat, but not the third one. The crucial one. 2007 Gl450 Fuse Box Diagram
Located near the standard fuses, these handle high current. Relays are often located within these same boxes
He pulled the tiny fuse. The metal strip inside was split clean in two—a hairline fracture that had brought a $70,000 machine to its knees. The crucial one