P2637 – Torque Management Feedback Signal

Description

The ECM detects incorrect torque management feedback signal.

Want to confirm the real cause of this fault code?

A high-quality OBD2 scanner gives you live data, fuel trims, sensor readings and freeze-frame information — exactly what you need to verify the root cause of this code with confidence.

View Recommended Scanners

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