P0721moderate severityPowertrain

Output Speed Sensor Circuit Range/Performance

on 2015 Kia Forte 1.8L I4 · FWD

What this code means

Output speed sensor signal out of range.

Symptoms

  • Erratic speedometer
  • Shift problems

Common causes

  • Sensor fault
  • Tone ring issue

Diagnostic steps

  1. Compare to wheel speed signals
  2. Test sensor

Repair notes

Replace sensor.

Other Powertrain codes on this vehicle

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