The 2017 Volkswagen Passat, part of the B8 generation (2014-2022), is known for its sophisticated engineering. Understanding its electrical system is crucial for troubleshooting and maintenance. This article provides a comprehensive guide to the 2017 Passat Fuse Box Diagram, including locations, layouts, and component assignments. We’ll cover both the passenger compartment fuse box and the engine compartment fuse box.
Passenger Compartment Fuse Box (Fuse Panel C -SC-)
This fuse box, also known as Fuse Panel C or SC, houses fuses for various interior components.
Location
- Left-Hand Drive (LHD): Located behind a cover on the driver’s side of the dashboard.
- Right-Hand Drive (RHD): Located behind the storage compartment on the front passenger side.
Diagram and Fuse Assignments
The diagram below illustrates the layout and assigns each fuse to its corresponding component:
Key Fuse Assignments:
- SC1 (30A): Control unit for reducing agent heater (diesel models)
- SC7 (10A): Climate control, heated rear window, tire pressure monitoring
- SC11 (25A/40A): Front left headlight, seatbelt tensioner
- SC23 (40A/20A): Front right headlight, sunroof
- SC33 (5A/7.5A): Airbag control unit
- SC40 (20A): Cigarette lighter and 12V power sockets
Engine Compartment Fuse Box (Fuse Panels B -SB- & A -SA-)
This compartment houses two fuse panels: B (SB) and A (SA), responsible for engine-related components.
Location
Located on the left side of the engine compartment, near the battery.
Diagram and Fuse Assignments
The diagram below illustrates the layout and assigns each fuse to its corresponding component:
Key Fuse Assignments:
- SB1 (25A/40A): ABS control unit
- SB3 (15A/30A): Engine control unit
- SB10 (20A/10A/15A): Fuel pump control unit
- SB14 (40A/30A): Heated windscreen relay
- SB23 (30A): Starter
- SA1 (125A/80A): Power supply for various components including fuse holder C
Front Passenger Seat Adjustment Thermal Fuse
This fuse protects the front passenger seat adjustment system.
Location: Typically found near the seat adjustment controls.
Rating: 15A
Understanding Your Fuse Box
Fuse boxes are critical components of your vehicle’s electrical system. Consult your owner’s manual for specific fuse ratings and assignments for your 2017 Passat model. Always replace a blown fuse with one of the same amperage rating. If a new fuse blows quickly, it indicates a more serious electrical problem that requires professional diagnosis. Understanding your fuse box diagram empowers you to troubleshoot minor electrical issues and maintain your Passat effectively.
