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P1715high severityPowertrain

Pulse Generator Assembly (Speed Sensor) Malfunction

on 2014 Mitsubishi Outlander 2.4L I4 · FWD

What this code means

The transmission pulse generator (input/output speed sensor) signal is missing or out of range. This affects shift timing and control.

Symptoms

  • Erratic shifting
  • Speedometer issues
  • Transmission fault light

Common causes

  • Faulty pulse generator sensor
  • Damaged wiring or connector
  • Internal transmission issue
  • Faulty TCM

Diagnostic steps

  1. Scan for transmission codes
  2. Inspect pulse generator wiring
  3. Test sensor resistance and signal
  4. Check TCM inputs

Other Powertrain codes on this vehicle

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