p0725 PDF

A technical documentation that provides diagnostic procedures for a malfunction of engine speed related to the CVT system in a vehicle. It includes step-by-step checks for open circuits, sensor issues, and potential malfunctions of various components like the primary and secondary pulley speed sensors. The document also features a logic flow chart detailing the monitoring sequence for engine revolutions and criteria for diagnosing faults. Probable causes such as malfunctioning CAN bus and TCM are discussed, along with specific OBD-II drive cycle patterns used to replicate conditions for diagnosis.