Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2018 Ford Taurus Limited, AWD, GasFACTORY OEM SERVICE PROCEDURE
Cruise Control System DTCS: Non-Adaptive: Pcm
DTC INDEX
| DTCs | Description | Action |
|---|---|---|
| P0504 | Brake Switch A / B Correlation | GO to Pinpoint Test B . |
| P0572 | Brake Switch A Circuit Low | GO to Pinpoint Test B . |
| P0573 | Brake Switch A Circuit High | GO to Pinpoint Test B . |
| P1703 | Brake Switch Out Of Self-Test Range | GO to Pinpoint Test B . |
| P193D | Cruise Control Multi-Function Input Signal | GO to Pinpoint Test E . |
| U0129 | Lost Communication With Brake System Control Module | GO to Pinpoint Test D . |
| All other DTCs | -- | REFER to Electronic Engine Controls . |
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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