3.5L V6 EcoBoost4WDAUTOMATICgasturbo
28 active safety recalls on this vehicle — view recalls
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U0414high severityNetwork

Invalid Data Received From Four Wheel Drive Control Module

on 2021 Ford F-150 3.5L V6 EcoBoost · 4WD

What this code means

The network is receiving corrupted data from the four wheel drive control module. This can cause loss of AWD/4WD functionality.

Symptoms

  • 4WD/AWD warning light
  • Loss of four wheel drive
  • Reduced traction

Common causes

  • Faulty four wheel drive control module
  • Bus wiring or connector fault
  • Corroded or loose connectors
  • Software or programming error

Diagnostic steps

  1. Scan all modules for codes
  2. Check power and ground to 4WD module
  3. Inspect data bus wiring and connectors
  4. Review 4WD module live data with scan tool
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Other Network codes on this vehicle

🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years and Jeff Moore · Master Mechanic · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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