The VW Jetta is a compact car produced by the German automaker Volkswagen. It has been a popular model since its introduction in 1979. If you own a Jetta, you may need to replace a blown fuse at some point. In this article, we will go over everything you need to know about the VW Jetta fuse diagram.
What is a Fuse?
A fuse is a safety device that protects electrical circuits from damage caused by overloading or short circuits. It is designed to break the circuit if there is a current overload or short circuit. This prevents any further damage to the circuit or electrical system.
Fuses come in different types and ratings. The most common type is the blade fuse, which has a plastic body and two prongs that fit into the fuse box. The rating of a fuse is indicated by its amperage. For example, a 10-amp fuse will break the circuit if the current exceeds 10 amps.
Blade Fuse Diagram
The VW Jetta has two fuse boxes, one located in the driver-side panel and the other in the engine compartment. The fuse box in the driver-side panel is the main fuse box.
Below is a table that shows the fuse locations and their ratings in the driver-side fuse box.
| Fuse Number | Fuse Rating | Function/Component |
|---|---|---|
| 1 | 15A | Radio |
| 2 | 10A | Turn signals |
| 3 | 5A | Glove compartment light |
| 4 | 5A | License plate light |
| 5 | 15A | Instrument cluster |
The fuse box in the engine compartment contains the high amperage fuses and relays. It is located on the driver-side of the engine compartment.
Engine Compartment Fuse Diagram
Below is a table that shows the fuse and relay locations and their ratings in the engine compartment fuse box.
| Fuse/Relay Number | Fuse/Relay Rating | Function/Component |
|---|---|---|
| 1 | 110A | Alternator |
| 2 | 50A | Ignition switch, starter motor |
| 3 | 30A | ABS pump motor |
| 4 | 60A | Engine cooling fan |
| 5 | 30A | Fuel pump |
Frequently Asked Questions
Q: How do I know if a fuse is blown?
A: A blown fuse can usually be identified by a visual inspection of the fuse. The metal strip inside the fuse will be broken or melted. Alternatively, you can use a multimeter to test the continuity of the fuse.
Q: What causes a fuse to blow?
A: A fuse can blow due to a number of reasons, including an electrical short circuit, a current overload, or a faulty component.
Q: How do I replace a blown fuse?
A: To replace a blown fuse, first locate the fuse box and determine which fuse is blown. Use a fuse puller or needle nose pliers to remove the blown fuse. Replace it with a new fuse of the same rating.
Q: What if the fuse keeps blowing?
A: If the fuse keeps blowing, it may be an indication of a larger electrical problem. In this case, it is recommended to have the vehicle inspected by a qualified mechanic.
Q: Can I use a higher rated fuse?
A: No, it is not recommended to use a fuse with a higher rating than what is specified in the fuse diagram. This can lead to damage or even a fire in the electrical system.
Q: Where can I find a VW Jetta fuse diagram?
A: The fuse diagram can be found in the owner’s manual or by searching online for “VW Jetta fuse diagram”.
Now that you have all the information about the VW Jetta fuse diagram, you can easily replace a blown fuse and keep your electrical system running smoothly.
