For a visual reference, search online for "Škoda Octavia 1U fuse box diagram" or look on the back of the plastic cover you removed—most models have the diagram printed there.
| Fuse No. | Amps (A) | Component | | :--- | :--- | :--- | | | 110A | Alternator (charge circuit) | | 2 | 50A | Radiator fan (stage 1) | | 3 | 40A | Radiator fan (stage 2) | | 4 | 40A | ABS hydraulic pump | | 5 | 20A | ABS valves | | 6 | 40A | Heater blower motor (inside cabin) | | 7 | 20A | Engine control unit (main relay) | | 8 | 30A | Glow plugs (diesel models - 1.9 TDI) |
Open the driver’s door. On the side of the dashboard (the cover you see when the door is open), there is a plastic panel. Pull it off using your fingers or a flat screwdriver wrapped in cloth. Fuse Diagram (Standard for Octavia 1U – Pre-Facelift & Facelift) Note: Positions may vary slightly depending on the engine (1.6, 1.9 TDI, 1.8T, 2.0) and optional equipment.



