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Home >> Fiat >> 2013 >> 500 Pop, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 ((Transmission Control Module (TCM) - Electrical Diagnostics) >> Diagnosis And Testing >> P0715-Input/Turbine Speed Sensor "A" Circuit >> Theory Of Operation

Theory Of Operation

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The Input Speed sensor is used to calculate torque converter speed ratio. The Input Speed sensor is also used together with Output Speed sensor to calculate gear ratios.