in total, is what makes us different than others. Have you ever noticed that old cars were more responsive? We have a solution for you!! Electronic throttle controller has 9 different control modes: SP.1 to SP.9. You paid lots of money for your car, but when you press your gas pedal, you feel like you are pressing a sponge. As a result, your car can accelerate faster. Effectively, it allows your engine to respond faster. It removes response delays on your electronic accelerator pedal. What is electronic throttle controller ? electronic throttle controller is a throttle response controller.