How do you test a Mercedes Benz horn?
Another way to test the fuse is to take another fuse from the fuse box with the same amperage that you know is good and install it in the horn fuse receptacle. If the horn works with the alternate fuse, you know the original fuse is bad. Make sure the horn relay is good. If it is good, make sure it is seated properly.
Where is the fuse on a Mercedes C class horn?
Figure 1. The horn fuse is #31 (diagram also shows horn relay [yellow] location). Another way to test the fuse is to take another fuse from the fuse box with the same amperage that you know is good and install it in the horn fuse receptacle. If the horn works with the alternate fuse, you know the original fuse is bad.
What happens if your horn doesn’t work?
If your horn stops working, it can be annoying and dangerous. If you want to warn the car next to you that is drifting into your lane, you’ll find that hard to do if your horn doesn’t work.irst check the fuse and relay that supply power to the horns.
Where is the low tone horn on a Mercedes C class?
Easily find and replace the low-tone horn located in the engine compartment on the passenger side near the fog light. With socket and ratchet, unfasten the horn from its mounting and disconnect the power wire, then connect the wire to the new horn and mount it to the car. Test the horn. Follow these instructions to replace the driver’s side horn:
Another way to test the fuse is to take another fuse from the fuse box with the same amperage that you know is good and install it in the horn fuse receptacle. If the horn works with the alternate fuse, you know the original fuse is bad. Make sure the horn relay is good. If it is good, make sure it is seated properly.
Figure 1. The horn fuse is #31 (diagram also shows horn relay [yellow] location). Another way to test the fuse is to take another fuse from the fuse box with the same amperage that you know is good and install it in the horn fuse receptacle. If the horn works with the alternate fuse, you know the original fuse is bad.
What to do if your car horn doesn’t work?
If your horn stops working, it can be annoying and dangerous. If you want to warn the car next to you that is drifting into your lane, you’ll find that hard to do if your horn doesn’t work.irst check the fuse and relay that supply power to the horns. Then comes checking the wire connection to the horns.
Easily find and replace the low-tone horn located in the engine compartment on the passenger side near the fog light. With socket and ratchet, unfasten the horn from its mounting and disconnect the power wire, then connect the wire to the new horn and mount it to the car. Test the horn. Follow these instructions to replace the driver’s side horn: