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Home >> Mercury >> 2007 >> Milan AWD V6-3.0L VIN 1 >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Cylinder Head Assembly >> Valve Cover >> Service and Repair >> Valve Cover - LH

Valve Cover - LH

Valve Cover - LH

Material:











Removal

CAUTION: During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces that enters the oil passages, coolant passages or the oil pan, can cause engine failure.

1. Remove the LH ignition coil-on-plugs.
2. Remove the crankcase ventilation tube.
3. Disconnect the variable camshaft timing (VCT) solenoid electrical connector.
4. Disconnect the LH heated oxygen sensor (HO2S) electrical connector and pin type retainer.
5. Detach the power steering hose retainer from the valve cover stud bolt.
6. Remove the oil level indicator.
7. Remove the stud bolt and position the oil level indicator tube aside.
8. Detach the 6 wiring harness retainers from the valve cover stud bolts.
9. Detach the 2 pin-type retainers from the valve cover and position the wiring harness aside.
10. If equipped, remove the 2 nuts and the coolant pump drive pulley cover.
11. Remove the 4 bolts, 10 stud bolts and the valve cover.
^ Discard the gaskets.

Installation
1. Clean the valve cover, cylinder head and front cover sealing surfaces with metal surface cleaner and install new valve cover and spark plug cavity gaskets.

2. NOTE: The valve cover must be installed and the bolts and stud bolts tightened within 4 minutes of sealant application.

Apply an 8 mm (0.31 inch) dot of silicone gasket sealant to the front cover-to-cylinder head joints and the camshaft seal retainer-to-cylinder head joints.





3. Position the valve cover and install the bolts and stud bolts.
^ Tighten in the sequence shown to 10 Nm (89 inch lbs.).





4. If equipped, install the coolant pump drive pulley cover and the 2 nuts.
^ Tighten to 6 Nm (53 inch lbs.).

5. Position the wiring harness and attach the 2 pin-type retainers to the valve cover.
6. Attach the 6 wiring harness retainers to the valve cover stud bolts.
7. Position the oil level indicator tube and install the stud bolt.
^ Tighten to 9 Nm (80 inch lbs.).

8. Install the oil level indicator.
9. Attach the power steering tube retainer to the valve cover stud bolt.
10. Connect the LH HO2S electrical connector and pin type retainer.
11. Connect the VCT solenoid electrical connector.
12. Install the crankcase ventilation tube.
13. Install the LH ignition coil-on-plugs.
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