P1748 – EPC Solenoid Electrical Fault (Ford)

Description

P1748 Ford indicates an electrical fault in the EPC solenoid circuit.

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Symptoms

  • Harsh shifting
  • Limp mode
  • Poor acceleration

Causes

  • Wiring fault
  • Failed EPC solenoid
  • Valve body issue

Diagnosis

  • Check wiring
  • Test solenoid
  • Inspect valve body

Repair

  • Repair wiring
  • Replace EPC solenoid
  • Repair valve body