P0715
Input/Turbine Speed Sensor A Circuit
Detailed Description
The TCM is not receiving a valid signal from the transmission input shaft speed sensor.
Possible Causes
Input shaft speed sensor damaged
Sensor wiring open or shorted
Excessive gap between sensor and tone wheel
Transmission internal mechanical issue.
Solutions & Repair Guide
Check sensor connector and wiring; Measure sensor resistance and signal output; Check sensor installation gap; If the sensor is normal, the transmission internals may need inspection.
Disclaimer: The information above is for reference only and does not constitute professional repair advice.
Actual causes may vary depending on vehicle make, model, year, and configuration. Always consult a qualified technician for accurate diagnosis.