P0717 – Input/Turbine Speed Sensor No Signal

Description

The ECM detects no signal from the input/turbine speed sensor.

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Symptoms

  • Harsh shifting
  • No upshift
  • Limp mode

Causes

  • Faulty sensor
  • Damaged wiring
  • Tone wheel damage

Diagnosis

  • Monitor sensor data
  • Inspect wiring
  • Check tone wheel

Repair

  • Replace sensor
  • Repair wiring
  • Replace tone wheel