What is the construction and purpose of horns?

Horns are electric signal elements mounted in a car, most often in the front part of the body. A typical horn consists of a housing, a diaphragm, working contacts, a bracket, and an electrical connector. Its task is to generate a clear acoustic signal when the driver presses the button. Depending on the vehicle version, it may appear as a single signal or a set of two tones.

What are horns used for?

Horns are used to warn other road users and transmit a short acoustic signal in traffic situations. A functional sound signal system increases safety because it allows for a quick reaction when a light signal or the vehicle's presence alone is insufficient. This component works with the steering wheel button, relay, and fuse, so its operation also depends on the state of the electrical system. A malfunction may mean either a failure of the horn itself or a problem in the control circuit.

What is the construction and function of a horn mount?

A horn mount is an element connecting the sound signal to the vehicle structure at a designated mounting point. It serves to stably seat the housing, limit vibrations, and maintain the correct position relative to covers and wires. In practice, its shape, mounting hole, and bracket length may differ depending on the car model. A damaged or corroded mount can cause looseness, noise, and problems with proper part installation.

How to select a horn for a specific car?

It is safest to compare the OEM part number, interchangeable numbers, connector type, and mounting method. It is also worth checking whether the car has a single-tone or dual-tone system and whether the part fits the pre-facelift or post-facelift version. If horns appear in pairs, it is good to also verify the mounting side and the completeness of the brackets.

What symptoms indicate a problem with the horn or installation?

The most common symptoms are no reaction after pressing the button, a quiet signal, intermittent operation, or a distorted tone. Such symptoms may result from a damaged diaphragm, connector corrosion, a broken wire, or a faulty relay. In diagnostics, it is also worth checking the fuse and the condition of the ground point.

How to take care of horns after installation?

After installation, it is worth periodically checking the cleanliness of the housing, the condition of the plug, and the security of the mounting. A horn operating in a zone exposed to water and dirt should be checked during front-end inspections and after body repairs. A quick reaction to a weakening signal allows you to avoid further damage to contacts and brackets.

Horns

At the Global Parts automotive store, we offer a wide selection of original used car parts, including horns for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen and others. The horns we offer undergo quality control so that you can be sure that you are receiving a top-class product.

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Horn Signal BMW F15 F16 F85 F86 Low Tone Pitch Fanfare 7353193

€32.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. A4475408682

Mercedes W447 Alarm Siren Horn Signal Low Tone Sound Left N/S 420Hz A4475408682

€42.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 7353191

Horn Signal BMW F15 F16 F85 F86 High Tone Pitch Fanfare 7353191

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 7159187

BMW 1 SERIES E87 Horn High Pitch 7159187 7191187 61337191187 61337159187

€28.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. A0075426920

Horn Signal Mercedes W204 W212 Fanfare High Tone 500Hz A0075426920

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. A0045427720

Mercedes W203 Horn Signal Fanfare Siren Alarm A0045427720

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 1K0951182H

Volkswagen VW Golf MK 6 Horn Signal Fanfare Siren 1K0951182H

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. M8A2-13802-AA

Range Rover Velar L560 Horn Fanfare Signal Low Tone M8A2-13802-AA

€28.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. A2048705726-1

Mercedes W204 Anti-Theft Alarm Siren Horn Signal Bracket Holder A2048705726

€28.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. A0045427420

Mercedes W203 Horn Signal Fanfare Siren Alarm 400Hz A0045427420

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. A2075421820

Mercedes W207 Horn Signal Fanfare Siren Left N/S 400Hz A2075421820

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 0819244811

Toyota Celica Mk7 MR2 Mk3 Yaris Mk1 Alarm Siren Horn Signal 0819244811

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 2785110

Ford Transit Mk8 Horn Signal Fanfare High Low Tone Set GK2T-13A803-AB

€32.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 3C0951223D

VW Volkswagen Passat B6 High Tone Horn Signal Fanfare Alarm Siren 3C0951223D

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 8377290

BMW X3 E46 E83 Bracket Alternative Power Siren Alarm Holder Mount

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 7947122

BMW F20 F21 LCI Horn Signal High Tone Pitch Fanfare Signal 7947122

€32.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 8052114-1

BMW F20 F21 High Low Pitch Tone Horn Siren Signal Alarm Fanfare Set 8052114

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 7245423

BMW F20 F22 F30 High Tone Pitch Horn Signal Siren Clarton 7245423

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. LR034131

Range Rover Sport L320 Horn Signal Fanfare Low High Tone 9H22-13A803-BB

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. LR042345

Land Rover Sport L494 Horn Singal Fanfare High Tone CPLA-13A803-CA

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 6935988

BMW 5 6 Series E60 E60N E61 E61N E63 E63N E64 LCI Horn Low Tone Pitch 6935988

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. GK2T-13A803-AB

Ford Transit Mk8 Horn Signal Fanfare High Low Tone Set Pair GK2T-13A803-AB

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 8T0951221

Audi A5 8T Alarm Siren Horn Signal Low Tone Fanfare Right O/S Side 8T0951221

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 99163515901

Porsche 718 Boxster Cayman 982 Horn Sound Signal Fanfare High Tone 99163515901

€118.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 7P6951182C

Volkswagen Touareg 7P Horn Low Tone Bracket Mount Carrier Support 7P6951182C

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. YEB000020

Range Rover L322 High Note Horn Fanfare Alarm Signal Assembly YEB000020

€32.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 6J0951206C-1

Seat Ibiza 6J Signal Horn Low Tone Fanfare 6J0951206C

€28.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 7P6951182B

Volkswagen Touareg 7P Horn High Tone Bracket Mount Carrier Support 7P6951182B

€23.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. 7850337

BMW F22 F23 Horn High Pitch Tone Signal Fanfare 7850337

€28.95

Free delivery: Nov 17 – 20

If paid before 14:00

Part no. A1718202526

Warning Alarm Mercedes W220 W215 W211 Horn Siren A1718202526

Product currently unavailable

Part no. A2038203826

Mercedes CLK W203 W209 Anti Theft Alarm Siren Horn Signal A2038203826

Product currently unavailable

Part no. A2198203226

Mercedes-Benz A C CLK Class W169 W203 C209 Horn Warning Alarm Siren A2198203226

Product currently unavailable

Part no. A0005405500

Horn Signal Mercedes W176 W246 W156 W117 Fanfare 400Hz Left N/S A0005405500

Product currently unavailable

Part no. YWK500040-1

Range Rover Sport L320 Anti Theft Alarm Siren Signal Unit YWK500040

Product currently unavailable

Part no. A0055426620

Horn Signal Mercedes W203 W219 W229 Fanfare High Tone 510Hz A0055426620

Product currently unavailable

Part no. 5Q0951223

VW Volkswagen Golf Mk7 Seat Leon Mk3 Horn Signal Alarm Siren High Tone 5Q0951223

Product currently unavailable

Part no. A2135424400

Horn Signal Mercedes W213 C238 C257 Alarm Siren High Tone Left N/S A2135424400

Product currently unavailable

Part no. A0065420820

Mercedes W221 Fanfare 510Hz Front Left N/S Horn Sound Signal A0065420820

Product currently unavailable

Part no. A2055421520

Mercedes W205 Horn Signal Alarm Siren High Tone 510Hz A2055421520

Product currently unavailable

Part no. A1635420120

Mercedes ML W163 Anti Theft Alarm Siren Horn Signal A1635420120

Product currently unavailable

Part no. A0005428904

Mercedes SLK R172 Roadster Front Right O/S Horn Signal 420 Hz A0005428904

Product currently unavailable

Part no. 5Q0951223D-1

Volkswagen Golf CD1 Signal Air Horn High Tone 5Q0951223D

Product currently unavailable

Part no. 7192036

BMW 1 Series E87 Horn High Pitch Tone Fanfare 7171750

Product currently unavailable

Part no. 7394075

Horn Mini F60 Countryman Horn High Pitch Tone Signal Fanfare 7394075

Product currently unavailable

Part no. K8D2-13801-AA

Land Rover Discovery Sport L550 Horn Siren Hooter High Tone K8D2-13801-AA

Product currently unavailable

Part no. 7L0951221

Volkswagen Touareg 7L Horn Sound Signal Fanfare Alarm Low Tone Siren 6N0951221

Product currently unavailable

Part no. 7L0951223

Porsche Cayenne 9PA Horn Sound Signal Fanfare Alarm High Tone Siren 7L0951223

Product currently unavailable

Part no. 7410917

BMW X1 F48 X2 F39 Horn Low Pitch Tone Signal 7410917

Product currently unavailable

Part no. 1S0951223A

Skoda Octavia IV Citigo NF1 Signal Horn High Tone Pitch Fanfare 1S0951223A

Product currently unavailable

Part no. A2215420020

Horn Signal Mercedes W212 E63 AMG Fanfare Low Tone Horn Signal Siren A2215420020

Product currently unavailable

Part no. H1BT-13A803-BC

Ford Fiesta St Mk8 Double Horn Signal Low High Tone Pitch Set H1BT-13A803-BC

Product currently unavailable

Part no. 256105748R

Renault Trafic III Vauxhall Vivaro B Horn Sound Signal Fanfare Siren 256105748R

Product currently unavailable

Part no. 7214931-1

Horn BMW F40 F44 Fanfare Signal Unit Siren Sound Low Pitch Tone 7214931

Product currently unavailable

Part no. AV1T-13A803-AC-1

Ford Fiesta Mk7 Twin Horn Assembly Low & High Tone Signal AV1T-13A803-AC

Product currently unavailable

Part no. A2135422800

Mercedes W213 C238 Horn Signal Alarm Siren High Tone Left N/S A2135422800

Product currently unavailable

Part no. 8V0951209

Audi A3 S3 8V High Tone Signal Alarm Horn Low Tone Left N/S 8V0951209

Product currently unavailable

Part no. A2045456740-1

Mercedes W204 Anti-Theft Alarm Siren Horn Signal Bracket Holder A2045456740

Product currently unavailable

Part no. M8A2-13801-AB

Land Range Rover Velar L560 Dual Note Electric Horn Front Left N/S M8A2-13801-AB

Product currently unavailable

Part no. 6R0951221B

Skoda Rapid NH1 Signal Horn Low Tone Pitch Fanfare 6R0951221B

Product currently unavailable

Part no. 4K6951210

Audi A6 C8 Horn Sound Signal Fanfare Alarm Low Tone Siren Left N/S 4K6951210

Product currently unavailable

Part no. 7400706-1

BMW F22 F30 F32 F80 M3 F82 M4 LCI 1 Horn Low Pitch Tone Signal Fanfare 7400706

Product currently unavailable

Part no. YEB500072

Land Rover Discovery 3 L319 High Tone Pitch Sound Signal Horn Fanfare YEB500072

Product currently unavailable

Part no. 8495328

Mini F60 Countryman Horn Low Pitch Tone Signal Fanfare 8495328

Product currently unavailable

Part no. 6C1T-13802-AA

Ford Transit Mk7 Horn Signal Fanfare Alarm Low Ton 6C1T-13802-AA

Product currently unavailable

Part no. 8379711

BMW 3 er E46 Horn Low Pitch 8379711

Product currently unavailable

Part no. A0005401910

Horn Signal Mercedes W117 W176 W246 Fanfare Siren Left N/S A0005406003

Product currently unavailable

Part no. 9493759

BMW F10 F11 F20 F30 Alternative Power Siren Inclination Indicat Alarm 9493759

Product currently unavailable

Part no. 8X0951223B

Audi A1 8X Horn Signal Fare High Tone Pitch Siren 8X0951223B

Product currently unavailable

Part no. 6R0951181C-1

Volkswagen Polo Mk5 6R Horn Fanfare Signal Double 6R0951181C

Product currently unavailable

Part no. 2K5951221

VW Volkswagen Caddy 2K Mk3 Fanfare Horn Signal Low Tone Alarm 2K5951221

Product currently unavailable

Part no. 4F0951221A

Audi A6 C6 FL Horn Signal Low Tone Pitch Fanfare 4F0951221A

Product currently unavailable

Part no. 5Q0951223F

Audi A3 S3 8V Horn Signal Alarm Siren High Tone 5Q0951223F

Product currently unavailable

Part no. 7839345

BMW 5 6 Series E60 E61 LCI M5 Horn Signal High Tone Pitch 7839345

Product currently unavailable

Part no. BK2T13802AB

Ford Transit Custom Horn Signal Fanfare Siren Pitch BK2T-13802-AB

Product currently unavailable

Part no. 6C1T-13A803-AB-1

Ford Transit Mk7 Horn Signal Double Fanfare Siren Pitch 6C1T-13A803-AB

Product currently unavailable

Part no. 600951223B

Volkswagen VW Polo 9N Horn Signal Fanfare Siren 600951223B

Product currently unavailable

Part no. 7400705

Horn Signal BMW F22 F30 F31 F36 LCI High Tone Pitch Siren Fanfare 7400705

Product currently unavailable

Part no. 7401573-2

Mini F55 F56 F57 High Low Tone Pitch Horn Signal Siren Fanfare 7337292

Product currently unavailable

Part no. 6C1T13A803AA

Ford Transit Horn Signal Fanfare Siren Pitch 6C1T13A803AA

Product currently unavailable

Part no. 8P0951221C

Audi A3 8P Horn Signal Fan Fare Low Tone Pitch Siren 8P0951221C

Product currently unavailable

Part no. 7835736

BMW 5 6 Series E60 E61 LCI M5 Horn Signal Low Tone Pitch 7835736

Product currently unavailable

Part no. CPLA-13A803-AC

Range Rover Sport L494 Horn Signal Pair High Low Tone CPLA-13A803-AC

Product currently unavailable

Part no. 1367165080-1

Peugeot Boxer Citroen Berlingo Relay Fiat Ducato Alarm Siren Signal 1367165080

Product currently unavailable

Part no. A0045429220

Mercedes S211 W211 High Tone Horn Signal Tweeter Fanfare A0045429220

Product currently unavailable

Part no. 7248686

BMW F07 GT Horn Signal Pitch Fanfare Alarm Siren 7248686

Product currently unavailable

Part no. 4K6951223

Audi A6 C8 High Tone Horn Fanfare Right O/S 4K6951223

Product currently unavailable

Part no. 2T1T-13802-AG

Ford Transit Connect Mk1 Low Tone Pitch Horn Siren Signal 2T1T-13802-AG

Product currently unavailable

Part no. 7332594

BMW F45 F46 Fanfare Horn Low Tone Pitch Signal 7332594

Product currently unavailable

Part no. 1C1T-13802-BB

Ford Transit Mk7 Horn Signal Alarm Siren High Tone Pitch 1C1T-13802-BB

Product currently unavailable

Part no. 8077467

BMW M2 F87 Horn Signal Alarm Siren High Pitch Tone 8077467

Product currently unavailable

Part no. 7300975-2

BMW F20 F21 F22 F23 F30 F31 F32 F33 Siren Horn Signal High Tone Electric 7300975

Product currently unavailable

Part no. 8N0951223A

Audi TT 8N Horn Signal Fanfare High Tone Centre Right O/S 8N0951223A

Product currently unavailable

Part no. 6C1T-13A803-AB

Ford Transit Mk7 Horn Signal Double Fanfare Siren Pitch 6C1T-13A803-AB

Product currently unavailable

Part no. 3DD951223A

Volkswagen Touareg 7L Horn Sound Signal Fanfare Alarm High Tone Siren 3DD951223A

Product currently unavailable

Part no. 3DD951221A

Volkswagen Touareg 7L Horn Sound Signal Fanfare Alarm Low Tone Siren 3DD951221A

Product currently unavailable

Part no. 8V2T13802AB

Ford Fiesta MK7 Horn Signal Fanfare Alarm 8V2T13802AB

Product currently unavailable

Part no. AV6N-19G229-AE

Ford Focus Mk3 Anti Theft Alarm Horn Signal AV6N-19G229-AE

Product currently unavailable

Part no. A6395400076

Mercedes W639 W903 Tone Horn Signal Fanfare A6395400076

Product currently unavailable

Part no. A0075425320

Mercedes GLE C292 ML W166 Horn Tweeter Horn Signal 510Hz Fanfare A0075425320

Product currently unavailable

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