take off both terminals clean them with sandpaper or wire brush and do the same for the battery.
On Board Diagnostics I ( it should have an EEC TEST connection in the engine compartment somewhere near the battery )
Dead battery or dirty/loose battery connection.
A completely dead battery or a bad connection to the battery.
Then replace it.
Physically remove the horn from the car. Ground it to a good ground on the engine, or car body. Attach a lead to the positive ( + ) side of the battery, with the free end, touch the connection on the horn and it should blow( sound ).
You can take your car to any car dealerships, auto repair shop, or AutoZone and they will be able to test the strength of your battery. AutoZone will test your battery free of charge.
it will leak from the positive connection becauase the positive connection is what is under place of the acid
have your alternator check. It is like that for most car. It is not the battery's fault. But you could have a lose connection to your battery.
Black negative red positive.
No, you must use a battery with a connection for the vent tube to route battery fumes out of the car as the battery is stored in the trunk.
Bad connection, connections to battery aren't tight.
touch the wires to the battery terminal