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5 CF65/75/85 series ≥0E621376 General COMPONENTS 1-5 Measuring a square wave signal The square wave signal can be measured in the following ways using a multimeter: - Multimeter in the duty cycle position (%). This measures the voltage level ratio. - Multimeter in the DC voltage position. This measures the average value of the supplied voltage. Square wave signals in the vehicle - Speed sensor output signal - Vehicle speed signal to electronic units 2 200404 |