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.
SYS.OK|MANUAL.DBβ LIVE
HOMESERVICE MANUALSMERCURY2009MILAN PREMIER, 3.0 1, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 2 (ENGINE MECHANICAL - 2.3L)IN-VEHICLE SERVICINGVALVE COVERINSTALLATION
2009 Mercury Milan Premier, 3.0 1, AWD
Valve Cover: Installation
2009 Mercury Milan Premier, 3.0 1, AWDSECTION Installation
WARNING: This page is about a different variant/trim than selected.
- Clean and inspect the sealing surfaces.
- Apply silicone gasket and sealant to the locations shown.
- Install the valve cover, new gasket and retainers.
- Tighten in the sequence shown to 10 Nm (89 lb-in).
- Position the wiring harness and attach all of the wiring harness retainers to the valve cover and the valve cover studs.
- Connect the CMP sensor electrical connector.
- Connect the CHT sensor electrical connector.
- Connect the VCT solenoid electrical connector.
- Connect the crankcase vent hose.
- Install the oil level indicator.
- Position the engine wiring harness bracket on the valve cover stud.
- Install the ignition coil-on-plugs. For additional information, refer to ENGINE IGNITION - 2.3L article.
NOTE:
Do not use metal scrapers, wire brushes, power abrasive discs or other abrasive means to clean the sealing surfaces. These tools cause scratches and gouges which make leak paths.
NOTE:
The valve cover must be secured within 4 minutes of silicone gasket application. If the valve cover is not secured within 4 minutes, the sealant must be removed and the sealing area cleaned with metal surface prep.
NOTE:
Make sure the notch on the oil level indicator is aligned with the V-shaped boss on the valve cover and fully engaged into the valve cover.
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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.