P2637 – Torque Management Feedback Signal

Description

The ECM detects incorrect torque management feedback signal.

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Symptoms

  • Poor acceleration
  • Hesitation
  • Check engine light

Causes

  • Sensor fault
  • Wiring issues
  • ECM problem

Diagnosis

  • Test sensor
  • Inspect wiring
  • Check ECM

Repair

  • Replace sensor
  • Repair wiring