P1172 Rotor Control Fault (Secondary Circuit)
What does P1172 mean on a Ford?
P1172 — Rotor Control Fault (Secondary Circuit). This Ford-enhanced code applies to 1990s Ford V8 models.
Common causes of P1172
- Secondary control circuit fault
- Wiring short to ground or power
- Failed secondary driver
- Connector damage
- Module fault
How to fix P1172
- Isolate primary versus secondary circuit faults
- Test wiring for shorts
- Check driver outputs
- Repair wiring faults found
- Replace the module if drivers have failed