P1724 Gear 4 Incorrect Ratio
What does P1724 mean on a Ford?
P1724 — Gear 4 Incorrect Ratio. This Ford-enhanced code applies to F-150, Explorer, Ranger with overdrive.
Common causes of P1724
- Slipping overdrive band or clutch
- Low line pressure in overdrive
- Failed OD solenoid
- Speed sensor error
- Low fluid
How to fix P1724
- Check fluid level and condition
- Verify fourth-gear ratio data
- Test OD solenoid and pressure
- Confirm speed sensors agree
- Service the overdrive circuit per results