Combination switch

To reduce a number of parts and a number of assembling steps of a steering sensor to thereby reduce cost. A combination switch 3 is mounted with switch bodies 3a, 3b at recesses formed at a base 1 and is provided with a steering sensor 14 for detecting a steering angle of a steering wheel. The combination switch is provided with a rotor 13 rotated along with the steering wheel. The rotor is provided with a sensor board 14b of the steering sensor. The switch bodies are provided with a detecting portion 14a for detecting pivotal movement of the sensor board.