2017 Ford Fusion Titanium, AWDFACTORY OEM SERVICE PROCEDURE

DTC Chart: Powertrain Control Module (PCM)

WARNING: This page is about a different car, the 2017 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
DTC Description Action
P0504 Brake Switch A / B Correlation GO to Pinpoint Test CΒ 
P0572 Brake Switch A Circuit Low GO to Pinpoint Test CΒ 
P0573 Brake Switch A Circuit High GO to Pinpoint Test CΒ 
P1703 Brake Switch Out Of Self-Test Range GO to Pinpoint Test CΒ 
All other Diagnostic Trouble Codes (DTCs) - For 2.0L EcoBoost, REFER to: ELECTRONIC ENGINE CONTROLS - 2.0L EcoBoost (184kW/250PS) - MI4. With 2.7L EcoBoost engine, REFER to: ELECTRONIC ENGINE CONTROLS - 2.7L EcoBoost (238kW/324PS). With 3.5L Duratec engine, REFER to: ELECTRONIC ENGINE CONTROLS - 3.5L Duratec (212kW/278PS)
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.