P1748 Electronic Pressure Control Malfunction
What does P1748 mean on a Ford?
P1748 — Electronic Pressure Control Malfunction. This Ford-enhanced code applies to F-150, Explorer, Ranger, Taurus.
Common causes of P1748
- Failed EPC solenoid
- EPC circuit open or short
- Sticking pressure regulator valve
- Contaminated fluid
- TCM fault
How to fix P1748
- Test line pressure control range
- Measure EPC resistance and current
- Check fluid condition
- Inspect the regulator valve
- Replace the solenoid or service the valve body