P0715
Input/Turbine Shaft Speed Sensor A Circuit
Powertrain · Generic (all makes)System: Transmission/Drivetrain + Electrical/Circuits
Fix within days. Damage or fuel waste builds up.
Likely causes
- Failed input/turbine speed sensor
- Wiring fault
- Internal transmission problem
What to check first
Replace the input speed sensor after checking wiring; harsh or erratic shifting is common until then.
Typical repair cost
$150 – $600
Independent-shop parts and labor for the usual fix. Your price depends on the actual cause and the vehicle.
Next step
General information, not a diagnosis of your vehicle. Repair costs are typical shop ranges, not quotes.