What do you need to know about the Horn relay?
The horn relay is the electronic component that is a part of the vehicle’s horn circuit. It serves as the relay that controls power to the vehicle’s horn. When current is applied to the relay, the horn’s power circuit is completed, allowing the horn to function and ring.
How do you remove a horn relay from a car?
Open up your vehicle’s hood and disconnect the negative battery cable with a wrench or ratchet. Then set it aside. Step 3: Remove the junction box lid. Locate the junction or fuse box within the engine compartment and then remove the lid. Step 4: Remove the old horn relay. Remove the horn relay by pulling it straight out.
How do you replace a Horn junction box?
Remove the horn relay by pulling it straight out. Step 1: Install the new relay. Install the new relay by lining up the terminals with the slots in the junction box and plugging in the relay. Step 2: Reinstall the junction box lid. Replace the lid on the junction box.
What causes the Horn to make a clicking sound?
A shorted or faulty relay may cause the component to produce a clicking sound when the hood button is pressed. The clicking sound may be a sign that the relay has failed internally, and may also render the horn unuseable. 3. Burning smell from underneath the hood A burning smell from horn relay is another common symptom of an issue with the relay.
How can I test my horn relay?
First, you can test the horns by jumpering 12 volts from the battery, directly to the terminal on the horn. To test the relay, disconnect the horn and have someone push the horn button. You should be able to hear the horn relay click and it should light a test light at the horn wire terminal. The horn relay is designed to carry the load of 2 horns.
How do you connect horn relay?
Connect the horn to the power terminal of the relay. Affix the horn to the golf cart and ground it on the chassis. Push the horn switch to test the horn. The completed circuit will activate the relay, which will power the horn.
How do I check the starter relay?
Have a helper turn on the ignition switch while you listen to the noise the starter relay makes. If turn on the ignition switch, there’s a single or a series of weak clicks, you will have to test it for electrical resistance. If the sound is a single strong click, you should check the starter relay for voltage drop.
How to check a standard relay?
Steps Download Article Find and remove the relay. The relay should not be tested while it is connected to the circuit. Find the relay characteristics. The relay will have 4 pins; 2 will connect to the control circuit and 2 will connect to the high power load. Confirm the integrity of the relay load connections. Apply power from a test power supply to the control circuit.