2017 Hyundai P0335: What It Means & Is It Safe to Drive?
P0335 on the 2017 Hyundai: Crankshaft Position Sensor A Circuit Malfunction. Here's what it means, what usually causes it, what repairs typically cost, and whether it's safe to keep driving.
What this code means
The PCM is not receiving the expected signal from the crankshaft position sensor (CKP). This sensor tells the ECM the exact position and speed of the crankshaft. Without it, the engine may not start or will stall and run poorly.
Common causes on the 2017 Hyundai
- Failed crankshaft position sensor
- Damaged or corroded sensor wiring/connector
- Tone ring (reluctor wheel) damage or debris
- Failed PCM (rare)
Symptoms
- Engine won't start or stalls unexpectedly
- Check Engine Light on
- Engine cranks but will not fire
- Intermittent stalling at speed
Typical fixes
- Replace crankshaft position sensor
- Inspect and repair wiring harness and connector
- Check tone ring for damage or packed debris
Repair cost range
For a 2017 Hyundai, repairs for P0335 typically fall between $100 and $350, depending on the root cause and labor rates in your area.
Known issues on Hyundai
Hyundai Theta-II GDI P0335 is often a failed CKP sensor. On GDI engines, confirm there is no debris in the oil from timing chain wear before replacing the sensor—chain stretch can produce CKP signal faults.
Most commonly affected models