P2765 — Input/Turbine Shaft Speed Sensor B Circuit
The second input or turbine shaft speed sensor returns no usable signal. Used on transmissions with redundant input speed sensing for closed-loop ratio control.
General code reference. Confirm the definition and diagnostic procedure for your vehicle's year, model and engine. A stored code alone does not identify a failed part.
Affected components
- Input shaft speed sensor b
- Wiring harness
Possible causes to check
These are possible checks, not a ranked diagnosis. Follow the vehicle manufacturer's test procedure before replacing parts.
- Open sensor element or broken signal wire
- Corroded sensor connector
Diagnostic notes
- The malfunction indicator lamp may illuminate
Related codes
Sources
Check each reference's vehicle and model-year scope. General background links do not establish which fault is most likely on your vehicle.
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.