Cigarette lighter fuse Škoda Fabia 2: location, rating and DIY replacement

Cigarette lighter in Škoda Fabia 2 (2007–2014) is one of the most popular electrical items, especially if you actively use car gadgets: DVRs, navigators or chargers. However, its failure is often associated not with a breakdown of the socket itself, but with a burnt-out fuse. In this article we will look at where the cigarette lighter fuse is located on Fabia 2, what rating the replacement should have, and how to avoid common mistakes during repairs.

It is important to understand that the problem may not only lie in the fuse. For example, if after replacement the cigarette lighter does not work again, the culprit may be broken wiring, oxidation of contacts or malfunction of the socket itself. We will look at all aspects in detail - from diagnostics to practical tips for extending the life of your cigarette lighter.

Where is the cigarette lighter fuse on the Škoda Fabia 2

B Škoda Fabia 2 The cigarette lighter fuse is located in fuse box, which is located inside the car - to the left of the steering column, behind the protective cover. To access:

1. Open the driver's door and sit in the seat.
2. Look at the panel to the left of the steering wheel - there you will see a plastic cover with the inscription FUSES.
3. Pry the cover with your finger or a flathead screwdriver and remove it.

On the inside of the cover there is usually a diagram of the location of the fuses. However, if it is missing or worn out, use the standard location: the cigarette lighter fuse in Fabia 2 denoted as F37 (for models before 2010) or F42 (for restyled versions 2010–2014). Denomination - 15 Amps (yellow).

⚠️ Attention: Do not confuse the cigarette lighter fuse with the fuse F36 (10 A), which is responsible for dashboard lighting. Their location is nearby, but their functions are different.

If you are unsure of the fuse number, use the diagram in your owner's manual or check all fuses for 15 A visually - a burnt out one will have a broken thread inside.

Cigarette lighter fuse rating: why it is important not to make a mistake

B Škoda Fabia 2 The cigarette lighter fuse must be rated 15 Amps. This is not a random value - it is calculated based on the maximum load that the wiring and the cigarette lighter socket itself can withstand. Installing a fuse with a different rating is fraught with serious consequences:

• 🔥 Denomination too high (e.g. 20 A or 25 A) will result in overheating of wiring and risk of fire. The fuse will not trip in time and current will flow until the insulation melts.
• ⚡ Denomination too low (10 A) will cause false positives — the fuse will blow even when connecting standard devices, for example, a smartphone charger.

If you find that a fuse is blowing too often, this is a warning sign. hidden problem:

• 🔌 Short circuit in the cigarette lighter socket (for example, due to metal debris).
• 📱 Malfunction of the connected device (for example, faulty 12V→220V inverter).
• 🔧 Poor contact in the fuse connector (oxidation or loosening).

Step-by-step instructions for replacing the fuse

Replacing the cigarette lighter fuse with Škoda Fabia 2 takes no more than 5 minutes, but requires care. Follow the instructions:

Turn off the ignition and remove the key from the lock|

Disconnect all devices from the cigarette lighter|

Prepare a new 15A fuse (yellow)|

Take tweezers (usually attached to the fuse box cover) -->

1. Remove the fuse box cover (as described above).
2. Find fuse F37 or F42 (depending on the year of manufacture). If in doubt, check the diagram on the cover or the manual.
3. Remove the old fuse using tweezers. Pay attention to its condition:
   • If the thread inside is intact, the problem is not in the fuse.
   • If the thread is broken, the fuse has blown and requires replacement.

Install a new fuse the same rating (15 A). Make sure it fits snugly into the socket.

Close the unit cover and check the operation of the cigarette lighter by connecting a known working device (for example, a phone charger).

If after replacement the fuse blows again, do not try to install a fuse of a higher rating - this may lead to a fire in the cabin. In this case, it is necessary to diagnose the cigarette lighter circuit for a short circuit.

⚠️ Attention: Never use “bugs” (homemade fuses made of wire or foil) for replacement. They do not provide protection and may cause a fire.

Diagnosis of faults: what to do if replacement does not help

If the cigarette lighter still does not work after replacing the fuse, the problem may lie elsewhere. Let's look at typical scenarios and how to resolve them:

Symptom	Possible reason	Solution
The fuse blows immediately after replacement	Short circuit in socket or wiring	Test the circuit with a multimeter and inspect the socket for damage.
The cigarette lighter does not work, the fuse is intact	Oxidation of socket contacts or broken wire	Disassemble the cigarette lighter, clean the contacts, check the wiring
The cigarette lighter works but gets hot	Poor contact in the socket or overload	Check the reliability of the device connections, replace the socket if necessary
The cigarette lighter only works when the ignition is on	Relay malfunction or power supply circuit break	Ring the circuit from the fuse box to the cigarette lighter

For diagnosis you will need multimeter. Verification algorithm:

1. Switch the multimeter to voltage measurement mode (DC 20V).
2. Connect the black probe to the vehicle ground (for example, to a metal part of the body).
3. Insert the red probe into the center of the cigarette lighter socket.
4. When the ignition is on, the voltage should be 12–14 V. If there is no voltage, the problem is in the wiring or fuse.

How to check a circuit for a short circuit?

Disconnect the cigarette lighter fuse and connect the multimeter in "dial" mode between the contacts of the fuse socket. If the device beeps, there is a short circuit in the circuit. In this case, you need to disassemble the cigarette lighter and inspect the wiring for damage or melting.

Typical mistakes when replacing a fuse

Even something as simple as replacing a fuse can be done incorrectly, leading to even bigger problems. Here are the most common mistakes:

• 🔧 Using the wrong fuse rating. For example, installing a 20-A fuse instead of a 15-A fuse risks overheating the wiring.
• 🔄 Replacing only the fuse without checking the cause of the blown. If the source of the problem (for example, a short circuit) is not corrected, the new fuse will also blow.
• 🔌 Loose fuse installation. If it does not lock into the socket, this can lead to sparking and melting of the contacts.
• 📋 Ignoring Fuse Box Diagram. Car owners often confuse the fuses for the cigarette lighter and, for example, the heated rear window, which leads to the inoperability of other systems.

Another common mistake is attempt to "repair" the fuse by soldering or wire wrapping. This is extremely dangerous, since a homemade fuse will not be able to protect the circuit from overload. As a result, not only the cigarette lighter may burn out, but also all the wiring leading to the fuse box.

How to extend the life of the cigarette lighter and fuse

To avoid frequent fuse replacement and extend the life of your cigarette lighter, follow these tips:

• 🔌 Do not overload the cigarette lighter. Do not connect several powerful devices at the same time (for example, a refrigerator and a DVR). Maximum power for standard cigarette lighter - 180 W (12V × 15A).
• 📱 Use quality adapters. Cheap chargers or inverters often cause short circuits.
• 🔧 Clean the cigarette lighter socket regularly. Dust and debris can cause poor contact and overheating. To clean, use compressed air or special brushes.
• 🔋 Check the voltage. If the cigarette lighter starts to get hot or emit a burning smell, immediately turn off all devices and check the circuit.

If you frequently use the cigarette lighter to power energy-hungry devices (such as a car vacuum cleaner or compressor), consider installing additional socket with separate fuse. This will reduce the load on the standard circuit and reduce the risk of burnout.

Where to buy a fuse for Škoda Fabia 2

15 A fuse for cigarette lighter Škoda Fabia 2 - standard automotive fuse type ATO/ATC (knife). You can buy it in the following places:

• 🚗 Auto stores (for example, “AvtoDetal”, “Existential”, “ATL”). Cost - from 10 to 50 rubles per piece.
• 🛒 Online marketplaces (Wildberries, Ozon, AliExpress). Convenient if you need to order for delivery.
• 🔧 Service stations or Škoda dealerships. Here you can purchase original fuses (article - N 908 132 01 for a set of 10 pieces).
• 🚘 Gas stations with auto shops. They often sell universal fuse sets.

When purchasing, pay attention to fuse quality. Cheap Chinese analogues may have an inaccurate rating (for example, instead of 15 A - 13 or 17 A), which will lead to premature failure. Better to give preference to brands Bosch, Hella or original spare parts Škoda.

Also useful to have in the car set of spare fuses different ratings (5 A, 10 A, 15 A, 20 A). This will help you quickly solve the problem on the road, without wasting time searching for a store.

FAQ: Frequently asked questions about the cigarette lighter fuse for Škoda Fabia 2

Can I use a 20A fuse instead of a 15A fuse?

No, it's dangerous. The 15A fuse is rated for the maximum load that the cigarette lighter wiring can withstand. Installing a 20 A fuse will result in a risk of overheating and fire. If a 15-A fuse blows frequently, look for the cause (short circuit or overload) rather than increase the rating.

Why does the fuse blow immediately after replacement?

This indicates short circuit in the cigarette lighter circuit. The reasons may be different: metal debris getting into the socket, damage to the wire insulation, or a malfunction of the connected device. To diagnose, disconnect all devices from the cigarette lighter and check the circuit with a multimeter.

Where is the cigarette lighter relay located in the Škoda Fabia 2?

B Fabia 2 The cigarette lighter, as a rule, does not have a separate relay - it is connected directly through a fuse. However, in some configurations the relay may be located in central relay block under the instrument panel. For accurate information, check the wiring diagram for your modification.

Is it possible to replace the cigarette lighter on Fabia 2 yourself?

Yes, replacing the cigarette lighter socket is a simple operation. To do this you need:

1. Disconnect the negative terminal of the battery.
2. Remove the center console trim (usually it is secured with latches).
3. Disconnect the power connector from the cigarette lighter.
4. Remove the old socket and install a new one (part number of the original cigarette lighter - 1Z0 919 131).

The cost of a new cigarette lighter is from 500 to 1500 rubles.

What is the maximum power of devices that can be connected to the cigarette lighter?

Maximum power for a standard cigarette lighter Fabia 2 — 180 W (12V × 15A). For higher power devices (for example, 200-300 W car refrigerators), you must connect directly to the battery through an additional fuse or use a protected splitter.