OBD-II code · Powertrain (generic)
P0717 Input/Turbine Speed Sensor Circuit No Signal
TCM detects no signal from the input/turbine speed sensor while the engine is running and the transmission is in gear. Without this signal the TCM cannot compute slip, and the transmission usually enters limp mode.
Is it safe to drive with P0717?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelyInput speed sensor failed
- PossibleWiring or connector fault
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Repair at a glance
- Difficulty
- Hard
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–5 h
- Emissions test
- Usually unaffected
- Parts involved
- Input Speed Sensor, Sensor Wiring
Related codes
- P0716Input/Turbine Speed Sensor "A" Circuit Range/Performance
- P0714Transmission Fluid Temperature Sensor A Circuit Intermittent
- P0715Input/Turbine Speed Sensor "A" Circuit Malfunction
- P0718Input or Turbine Shaft Speed Sensor A Circuit Intermittent
- P0719Brake Switch B Circuit Low
- P071ATransmission Mode Switch A Circuit
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.