Blown fuse. The horn on Chevy Corvette needs electricity to work. In case of a faulty fuse, the circuit is interrupted and the horn can not work. Check your Corvette’s owners manual or the fuse box cover to find the exact location of the fuse for the horn. If the fuse is blown, replace it with a new one with the specified amp rating. It also disables the central locking button. The horn remains operational. With the electronic key in recognition zone Never leave anyone inside the vehicle when it A, press your finger or thumb on the handle of is deadlocked. Page 29 Access about 30 seconds. If the vehicle is fitted with Insert the key into the door lock. Vauxhall astra estate 1600 cc P Registered Horn not working. Horn off car with 12volts across it OK Relay operates when horn button on steering wheel operated 20 A fuse OK Connector to horn Red lead s … read more Fuse box diagrams (location and assignment of the electrical fuses and relays) Citroen. Skip to content. CitroĆ«n C2 (2003-2009)…>> Fuse box diagram (location The 78' has it under the dash next to the fuse panel. It just seems to hang from the harness (at least mine does). The horn relay is powered off the stop/Haz fuse (orange wire). One side of the relay goes to ground (black wire) through the horn switch (to close the relay contacts) and the other side (dark green wire) goes to the horn (s). Reattach the green wire and run a jumper wire from the battery ground to a paint-free spot on the horn body and try blowing the horn again. If the horn blows, remove the horns, clean the paint or s44uR. RayVoy said: Hmmm, assuming the relays are the same (and can be swapped) you have a problem that does not make any sense. If you remove the relay and use a wire in the socket the horn works. That tells me the secondary circuit (power to the horn) is ok. If you leave the relay in and someone pushes the horn button, the relay clicks. Once my horn wasn't working. Under the cap the spring and rod were not working properly. I removed the rod and spring and stuck a small diameter screw driver in the hole were the rod and pin were to complete the circuit to check for a honk. The screw driver completed the circuit verifing a worn spring and rod. Check the back of the cap too. Horn does not work. Both horn and panic button won't set it off. Heard the clicking from the passenger side engine fuse box. Swapped the horn fuse on the driver side engine fuse box, no change. Checked both horns for corrosion, connectors are good. Re-seat the integration relay, no change. My deduction is that my integration relay is kaput. Vauxhall astra estate 1600 cc P Registered Horn not working. Horn off car with 12volts across it OK Relay operates when horn button on steering wheel operated 20 A fuse OK Connector to horn Red lead s … read more HORN OPERATION DIAGNOSIS - ALL C3 CORVETTES 1969 THROUGH 1982. There are three basic areas that can cause your horns to not operate: 1) the horns themselves; 2) the horn relay/key buzzer; 3) the horn circuit in the steering column and steering wheel parts. 1) Horns - There are two horns on most Corvettes. Some of the common causes that stops the horn from working normally on your car are blown fuse, bad relay, faulty horn, corroded or worn out connector, broken wire, broken clock spring or bad horn button. 1. Blown fuse. The horn on your car needs electricity to work. In case of a faulty fuse, the circuit is interrupted and the horn can not work.

citroen c2 horn not working