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 1063 (VEHICLE DYNAMIC SYSTEMS)REMOVAL AND INSTALLATIONHYDRAULIC CONTROL UNIT (HCU)NOTES
2009 Mercury Milan Premier, 3.0 1, AWD
Hydraulic Control Unit (HCU): Notes
2009 Mercury Milan Premier, 3.0 1, AWDSECTION Notes
WARNING: This page is about a different car, the 2008 Mercury Milan, 2008 Lincoln MKZ, and 2008 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
Material
| Item | Specification |
|---|---|
| High Performance DOT 3 Motor Vehicle Brake Fluid PM-1-C (US); CPM-1-C (Canada) |
WSS-M6C62-A or WSS-M6C65-A1 |
| Item | Part Number | Description |
|---|---|---|
| 1 | - | ABS module electrical connector (part of 14290) |
| 2 | - | Master cylinder secondary brake tube fitting (part of 2C360) |
| 3 | - | RH front brake tube fitting (part of 2263) |
| 4 | - | Rear back pressure valve brake tube fitting (part of 2C360) |
| 5 | - | Master cylinder primary brake tube fitting (part of 2C360) |
| 6 | - | Rear back pressure valve brake tube fitting (part of 2C360) |
| 7 | - | LH front brake tube fitting (part of 2C360) |
| 8 | W520102 | Hydraulic control unit (HCU) bracket-to-frame nut |
| 9 | W505433 | HCU bracket-to-frame bolt (hex head) (2.3L and 3.0L) |
| 9 | W712710 | HCU bracket-to-frame bolt (Torx head) (3.5L only) |
| 10 | 2C398 | HCU bracket-to-HCU bolt |
| 11 | W704925 | HCU bracket-to-frame stud bolt |
| 12 | 2C304 | HCU bracket |
| 13 | 2C346 | HCU |
RENDER: 1.0x
NO RELATED
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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.