(A) Generally.
(1) Every motor vehicle and motorcycle with an internal combustion engine shall at all times be equipped with a muffler which is in good working order and in constant operation to prevent excessive or unusual noise, and no person shall use a muffler cutout, bypass or similar device upon a motor vehicle on a highway. Every motorcycle muffler shall be equipped with baffle plates.
(2) No person shall own, operate or have in the person’s possession any motor vehicle or motorcycle equipped with a device for producing excessive smoke or gas, or so equipped as to permit oil or any other chemical to flow into or upon the exhaust pipe or muffler of such vehicle, or equipped in any way to produce or emit smoke or dangerous or annoying gases from any portion of such vehicle, other than the ordinary gases emitted by the exhaust of an internal combustion engine under normal operation.
(B) Whoever violates this section is guilty of a minor misdemeanor.
(ORC § 4513.22)
(C) Noisy mufflers. No person shall sell, give away for use on, or install or use on any motor vehicle operated in the village, any type of muffler that shall modify the exhaust system of a motor vehicle in any manner that will amplify or increase the noise emitted by the motor of such vehicle.
(D) Excessive operation of an engine. No person shall operate or permit the operation of the internal combustion engine of a private passenger vehicle, motor bus, or truck for more than three consecutive minutes while that vehicle is stationary at a terminal, on a public highway, on a private or public parking lot, or other outdoor locations, except under the following conditions:
(1) When the outdoor temperature goes below 32° F;
(2) When the operation is necessary in the maintenance or repair of the engine, or in the safe operation of the vehicle; or
(3) When the operation of the engine is necessary to power a loading, unloading, or processing device.
(1995 Code, § 74.27) Penalty, see § 70.99