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2011 FORD F-150
5.0L V8 Coyote•4WD•AUTOMATIC•gas
6 active safety recalls on this vehicle — view recalls
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Repairs434Labor505Torque3504Fluid10DTC1578Battery1Maintenance0Recalls6
P0480high severityPowertrain

Cooling Fan 1 Control Circuit Malfunction

on 2011 Ford F-150 5.0L V8 Coyote · 4WD

What this code means

The ECM has detected a fault in the cooling fan 1 control circuit. The fan may not run when needed, risking engine overheating.

Symptoms

  • Engine overheating
  • Cooling fan not running
  • Check engine light on

Common causes

  • Faulty cooling fan relay
  • Damaged fan control wiring
  • Failed cooling fan motor
  • ECM fan driver circuit fault

Diagnostic steps

  1. Check fan relay and fuse
  2. Command fan on with scan tool
  3. Inspect fan control wiring
  4. Test fan motor and replace as needed
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