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.
2013 Ford Mustang Base, 2D Convertible, Automatic TransFACTORY OEM SERVICE PROCEDURE
Cruise Control System DTCS
PCM DTC CHART
| 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 . |
| P0579 | Cruise Control Multifunction Input A Circuit Range/Performance | GO to PINPOINT TEST C . |
| P0581 | Cruise Control Multifunction Input A Circuit High | GO to PINPOINT TEST C . |
| All other DTCs | - | REFER to the ENGINE CONTROLS - INTRODUCTION (EXCEPT DIESEL & HYBRID) (SECTION 0) . |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.