P0717 — Input/Turbine Speed Sensor A Circuit No Signal
Category: Powertrain Severity: Medium
Updated:
DTC code P0717 means: Input/Turbine Speed Sensor A Circuit No Signal. It falls under the "Powertrain" category, with an estimated severity of Medium. Common causes include failed input speed sensor, damaged connector or wiring and low ATF level; it's worth confirming the diagnosis before replacing parts.
Possible causes
- Failed input speed sensor
- Damaged connector or wiring
- Low ATF level
- Damaged turbine reluctor
Symptoms
- Limp mode (stuck in 3rd or 2nd)
- Harsh shifts
- Erratic speedometer on some models
- Check engine light
How to diagnose it step by step
- Check ATF level.
- Inspect connector and wiring.
- Test the sensor.
- Replace the sensor.
How to fix it
Check the input speed sensor connector and measure its resistance. If it's fine, replace the sensor (on many transmissions it is accessible from outside).
Estimated repair cost
Sensor: $40–150; $100–300 installed.
Frequently asked questions
What does DTC code P0717 mean?
Input/Turbine Speed Sensor A Circuit No Signal.
Is code P0717 serious?
Severity Medium. Not urgent, but worth diagnosing to avoid bigger damage.
Can I keep driving with code P0717?
Only as needed in limp mode.
Related codes
P0715 P0711 P0710 P0720 P0706 P0705 P0700 P0730 P0731 P0732
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