P1730 – Reverse Gear Ratio Error (Ford)

Description

P1730 Ford indicates the reverse gear ratio does not match the expected value.

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Symptoms

  • Harsh reverse engagement
  • Slipping in reverse
  • Limp mode

Causes

  • Low fluid
  • Worn reverse clutches
  • Valve body fault

Diagnosis

  • Check fluid level
  • Inspect clutches
  • Test hydraulic pressure

Repair

  • Refill fluid
  • Repair valve body
  • Rebuild transmission