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Home >> Chevrolet >> 2018 >> Spark LT, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 56 (Automatic Transmission - JATCO CVT) >> Description and Operation >> Electronic Component Description >> Secondary Speed Sensor

Secondary Speed Sensor

WARNING: This page is about a different car, the 2017 Chevrolet Spark. However, it is still accessible from the selected car via links, so may be relevant.

The secondary speed sensor is installed to the transmission side cover.

The secondary speed sensor detects secondary pulley speed generates an ON-OFF pulse signal according to the rotor speed.

TCM judges the rotor speed from the pulse signal.