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ASE identifies engine performance as an individual service area. The engine performance service area involves these systems. Ignition system: components that ignite the fuel and air mixture at the proper time to create maximum power and minimum emissions. The fuel system: Components that transfer fuel from the fuel tank to the engine cylinders in the proper amounts so as to create maximum power and minimum emissions. The exhaust system: Components that remove combustion by-products from the engine. The emission control system: Components that reduces the amount of harmful gases emitted from the vehicle.
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