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.
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HOMESERVICE MANUALSMERCURY2009MILAN PREMIER, 3.0 1, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1252 (SPEED CONTROL)DIAGNOSTIC TESTSSPEED CONTROLDTC CHARTS
2009 Mercury Milan Premier, 3.0 1, AWD
DTC Charts
2009 Mercury Milan Premier, 3.0 1, AWDSECTION DTC Charts
WARNING: This page is about a different car, the 2008 Ford RV Cutaway, 2008 Ford Econoline, 2008 Ford E450 Super Duty, and 2008 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
PCM DTC CHART
| DTC | Description | Action |
|---|---|---|
| P0565 | Cruise Control ON Signal | Go to Pinpoint Test C . |
| P0566 | Cruise Control OFF Signal | Go to Pinpoint Test C . |
| P0567 | Cruise Control RESUME Signal | Go to Pinpoint Test C . |
| P0568 | Cruise Control SET Signal | Go to Pinpoint Test C . |
| P0569 | Cruise Control COAST Signal | Go to Pinpoint Test C . |
| P0578 | Cruise Control Multifunction Input A Circuit Stuck | Go to Pinpoint Test C . |
| P0579 | Cruise Control Multi-Function Input A Circuit Range/Performance | Go to Pinpoint Test C . |
| P0581 | Cruise Control Multi-Function Input A Circuit High | Go to Pinpoint Test C . |
| P1703 | Brake On/Off Failure | Go to Pinpoint Test B . |
| All other DTCs | - | REFER to the appropriate Engine Performance article. |
RENDER: 1.0x
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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.