Section 1721 (Engine - 3.0L (4V)): Assembly: Engine
WARNING: This page is about a different car, the 2006 Mercury Milan, 2006 Lincoln Zephyr, and 2006 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
SPECIAL TOOL(S)
| Installer, Crankshaft Vibration Damper 303-102 (T74P-6316-B) |
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| Installer, Front Cover Oil Seal 303-335 (T88T-6701-A) |
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| Installer, Crankshaft Rear Main Oil Seal 303-178 (T82L-6701-A) |
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| Installer Bolts, Crankshaft Rear Main Oil Seal 303-384 (T91P-6701-A) |
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| Service Set, Water Pump Pulley 303-S455 (T94P-6312-AH) |
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| Protector, Camshaft Oil Seal 303-463 (T91P-6256-AH) |
|
| Installer, Camshaft Oil Seal 303-464 (T94P-6256-BH) |
|
| Installer, Power Steering Pump Pulley 211-185 (T91P-3A733-A) |
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| Lifting Brackets, Engine 303-050 (T70P-6000) |
|
| Lifting Brackets, Engine 134-00243 or equivalent |
|
| Engine Lifting Bracket Set 303-1140 |
|
| Spreader Bar 303-D089 (D93P-6001-A3) or equivalent |
|
| Strap Wrench 303-D055 (D85L-6000-A) |
MATERIAL
| Item | Specification |
|---|---|
| Motorcraft SAE 5W-20 Premium Synthetic Blend Motor Oil XO-5W20-QSP (in Canada Motorcraft SAE 5W-20 Super Premium Motor Oil CXO-5W20-LSP12) or equivalent | WSS-M2C930-A |
| Motorcraft Metal Surface Cleaner ZC-21 | WSE-M5B392-A |
| Silicone Gasket and Sealant TA-30 | WSE-M4G323-A4 |
| Silicone Brake Caliper Grease and Dielectric Compound XG-3-A | ESE-M1C171-A |
| Thread Sealant with PTFE TA-24 | WSK-M2G350-A2 |
| Motorcraft Premium Gold Engine Coolant VC-7-A (in California, Oregon and New Mexico VC-7-B, in Canada CVC-7-A) or equivalent (yellow color) | WSS-M97B51-A1 |
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.
CAUTION:
If the oil pan was removed during engine disassembly, it must be installed after the engine and transaxle are assembled and the transaxle-to-engine bolts are installed. Failure to follow this assembly sequence can result in engine oil leaks.
- Install the oil separator cover, a new gasket and the bolts.
- Tighten to 10 Nm (89 lb-in).
- Position the new gaskets and the LH and RH cylinder heads. Install new bolts and tighten in the sequence shown in 6 stages:
- Stage 1: Tighten to 40 Nm (30 lb-ft).
- Stage 2: Tighten to 90 Nm (66 lb-ft).
- Stage 3: Loosen one full turn.
- Stage 4: Tighten to 40 Nm (30 lb-ft).
- Stage 5: Tighten 90 degrees.
- Stage 6: Tighten 90 degrees.
- Position the oil pump and install the 4 bolts.
- Tighten in the sequence shown to 10 Nm (89 lb-in).
- If removed, install the crankshaft key into the keyway on the crankshaft.
- Install the crankshaft pulley bolt and washer and rotate the crankshaft keyway to the 11 o'clock position to locate top dead center (TDC).
- Apply clean engine oil to the LH and RH camshaft roller followers.
- Install the LH and RH camshaft roller followers.
- Position the variable camshaft timing (VCT) actuators onto the intake camshafts.
- Install the bolts finger-tight.
- Lubricate the RH camshafts with clean engine oil and carefully position the camshafts onto the cylinder head.
- Align the RH camshafts as shown.
- Install the RH camshaft bearing caps.
- Loosely install the bolts.
- Install the RH camshaft bearing thrust caps.
- Loosely install the bolts.
- Tighten the RH camshaft bearing cap bolts in the sequence shown to 10 Nm (89 lb-in).
- Tighten the RH VCT actuator bolt to 40 Nm (30 lb-ft) plus an additional 90 degrees.
- Lubricate the LH camshafts with clean engine oil and carefully position the camshafts into the cylinder head.
- Align the LH camshafts as shown.
- Install the LH camshaft bearing caps.
- Loosely install the bolts.
- Install the LH camshaft bearing thrust caps.
- Loosely install the bolts.
- Tighten the LH camshaft bearing cap bolts in the sequence shown to 10 Nm (89 lb-in).
- Tighten the LH VCT actuator bolt to 40 Nm (30 lb-ft) plus an additional 90 degrees.
- Install the camshaft oil seal retainer and the 2 bolts.
- Tighten to 10 Nm (89 lb-in).
- Using the special tools, install a new camshaft oil seal.
- Remove the crankshaft pulley bolt and washer.
- Install the crankshaft sprockets with the timing marks out.
- Position the chain tensioner in a soft-jawed vise.
- Hold the chain tensioner ratchet lock mechanism away from the ratchet stem with a small pick.
- Slowly compress the timing chain tensioner.
- Retain the tensioner piston with a 1.5 mm (0.05 in) wire or paper clip.
- If timing marks in the timing chains are not evident, use a permanent-type marker to mark the crankshaft and camshaft timing marks on the LH and RH timing chains.
- Mark any link to use as the crankshaft timing mark.
- Starting with the crankshaft timing mark, count counterclockwise 29 links and mark the link.
- Continue counting counterclockwise to link 42 and mark the link.
- Verify that the LH camshafts are correctly positioned.
- Install the variable camshaft timing (VCT) assembly and the 4 bolts.
- Tighten to 25 Nm (18 lb-ft).
- Install the LH timing chain.
- Align the marks on the timing chain with the marks on the camshaft and crankshaft sprockets.
- Install the LH timing chain tensioner arm and the LH timing chain tensioner.
- Install the tensioner arm.
- Position the tensioner.
- Install the 2 bolts.
- Tighten to 25 Nm (18 lb-ft).
- Install the crankshaft pulley bolt and washer and rotate the crankshaft clockwise 120 degrees until the crankshaft key way is in the 3 o'clock position.
- Verify that the RH camshafts are correctly positioned.
- Install the RH VCT assembly and the 3 bolts.
- Tighten to 25 Nm (18 lb-ft).
- Install the RH timing chain.
- Align the marks on the timing chain with the marks on the camshaft and crankshaft sprockets.
- Install the RH timing chain tensioner and tensioner arm.
- Install the tensioner arm.
- Position the tensioner.
- Install the 2 bolts.
- Tighten to 25 Nm (18 lb-ft).
- Remove the LH and RH timing chain tensioner piston retaining wires.
- Rotate the crankshaft counterclockwise 120 degrees to top dead center (TDC).
- Verify the timing with the following steps.
- There should be 12 chain links between the camshaft timing marks.
- There should be 27 chain links between the camshaft and the crankshaft timing marks.
- There should be 30 chain links between the camshaft and the crankshaft timing marks.
- Remove the crankshaft pulley bolt and washer.
- Install the ignition pulse wheel.
- Install 3 new gaskets in the front cover.
- Apply a 6 mm (0.23 in) dot of silicone gasket and sealant to the cylinder block to lower cylinder block and cylinder head mating surfaces.
- Position the engine front cover and install the 14 bolts and 2 stud bolts.
- Tighten in the sequence shown to 25 Nm (18 lb-ft).
- Apply clean engine oil to the seal lip and seal bore before installing the seal.
- Using the special tools, install a new crankshaft front seal.
- Apply silicone gasket and sealant to the end of the keyway slot.
- Using the special tool, install the crankshaft pulley.
- Install the bolt and washer. Using the special tool to hold the crankshaft pulley, tighten the bolt in 4 stages:
- Stage 1: Tighten to 120 Nm (89 lb-ft).
- Stage 2: Loosen one full turn.
- Stage 3: Tighten to 50 Nm (37 lb-ft).
- Stage 4: Tighten an additional 90 degrees.
- Install the accessory drive belt tensioner and the 2 idler pulleys.
- Tighten the tensioner bolt to 45 Nm (33 lb-ft).
- Tighten the idler pulley bolts to 25 Nm (18 lb-ft).
- Instal the oil pan baffle and the 8 nuts.
- Tighten the oil pan baffle nuts in 2 stages.
- Stage 1: Tighten the 4 smaller nuts to 5 Nm (44 lb-in) and the larger nuts to 15 Nm (11 lb-ft).
- Stage 2: Tighten all 8 nuts an additional 45 degrees.
- Tighten the oil pan baffle nuts in 2 stages.
- Install a new O-ring seal on the oil pump screen and pickup tube.
- Lubricate with clean engine oil.
- Install the oil pump screen and pickup tube and the 2 bolts.
- Tighten to 10 Nm (89 lb-in).
- Install the LH and RH spark plugs.
- Tighten to 15 Nm (11 lb-ft).
- Apply a an 8 mm (0.31 in) dot of silicone gasket sealant to the front cover-to-cylinder head joints and the cam seal retainer-to-cylinder head joints.
- Position the LH valve cover and install the bolts and stud bolts.
- Tighten in the sequence shown to 10 Nm (89 lb-in).
- Install the 3 LH coil-on-plug assemblies and the 3 bolts.
- Tighten to 7 Nm (62 lb-in).
- Apply an 8 mm (0.31 in) dot of silicone gasket sealant to the front cover-to-cylinder head joints.
- Position the RH valve cover and install the bolts and stud bolts.
- Tighten in the sequence shown to 10 Nm (89 lb-in).
- Install the 3 RH coil-on-plug assemblies and the 3 bolts.
- Tighten to 7 Nm (62 lb-in).
- If equipped, install the block heater.
- Tighten to 41 Nm (30 lb-ft).
- Install the oil pressure sender.
- Tighten to 14 Nm (10 lb-ft).
- Install the knock sensor (KS) and the bolt.
- Tighten to 20 Nm (15 lb-ft).
- Install the coolant pump and the 3 bolts.
- Tighten to 10 Nm (89 lb-in) then rotate 90 degrees.
- Using the special tool, install the coolant pump drive pulley.
- Install the coolant pump belt on the coolant pump pulley and position it on the coolant pump drive pulley.
- Rotate the crankshaft clockwise to seat the coolant pump belt on the coolant pump drive belt pulley.
- If equipped, install the coolant pump drive pulley cover and the 2 nuts.
- Tighten to 6 Nm (53 lb-in).
- Connect the coolant pump hose to the cylinder block outlet.
- Install new O-ring seals, the bypass tube, bolt and stud bolt.
- Tighten to 10 Nm (89 lb-in).
- Install the thermostat housing.
- Position the lower intake manifold and install the 8 bolts.
- Tighten in the sequence shown to 10 Nm (89 lb-in).
- Install a new O-ring on the oil level indicator tube. Apply clean engine oil to the O-ring.
- Position the oil level indicator and tube and install the stud bolt.
- Tighten to 9 Nm (80 lb-in).
- Install the LH catalytic converter bracket and the 2 bolts.
- Tighten to 35 Nm (26 lb-ft).
- Install 6 new RH catalytic converter studs.
- Tighten to 12 Nm (9 lb-ft).
- Install a new gasket, the RH catalytic converter and 6 new nuts.
- Tighten to 20 Nm (15 lb-ft) in the sequence shown.
- Position the power steering pump and reservoir assembly onto the engine and install the 3 bolts.
- Tighten to 25 Nm (18 lb-ft).
- Install the 3 power steering reservoir nuts.
- Tighten to 9 Nm (80 lb-in).
- Install the A/C compressor bracket and the 3 bolts.
- Tighten to 25 Nm (18 lb-ft).
- Install the A/C compressor and the 3 bolts.
- Tighten to 25 Nm (18 lb-ft).
- Install the generator and the 3 bolts.
- Tighten to 48 Nm (35 lb-ft).
- Rotate the accessory drive belt tensioner counterclockwise and install the accessory drive belt.
- Attach the wiring harness retainer to the coolant bypass stud bolt.
- Position the wiring harness onto the engine and connect the engine coolant temperature (ECT) sensor electrical connector.
- Connect the KS electrical connector.
- Connect the positive crankcase ventilation (PCV) valve electrical connector.
- Connect the RH heated oxygen sensor (HO2S) electrical connector.
- Attach the wiring harness retainer to the power steering stud bolt.
- Install the radio frequency interference capacitor and the nut.
- Tighten to 6 Nm (53 lb-in).
- Connect the RH VCT solenoid and LH camshaft position (CMP) sensor electrical connectors.
- Attach the 2 wiring harness retainers to the valve cover stud bolts.
- Connect the 3 RH coil-on-plug electrical connectors.
- Attach the 2 wiring harness pin-type retainers to the valve cover.
- Attach the 2 wiring harness retainers to the fuel rail.
- Connect the 6 (3 shown) fuel injector electrical connectors.
- Attach the wiring harness retainer to the LH valve cover stud bolt.
- Connect the 3 LH coil-on-plug electrical connectors.
- Attach the 2 wiring harness pin-type retainers to the valve cover.
- Attach the 3 wiring harness retainers to the valve cover stud bolts.
- Connect the LH VCT solenoid and LH CMP sensor electrical connectors.
- Attach the 2 wiring harness retainers to the valve cover stud bolts.
- Connect the generator B+ cable and electrical connector and install the nut.
- Tighten to 6 Nm (53 lb-in).
- Connect the oil pressure sender electrical connector.
- If equipped, attach the block heater wiring harness retainers to the oil level indicator tube and remove the harness.
- If equipped, connect the block heater electrical connector.
- Connect the A/C compressor electrical connector.
- Position the upper intake manifold and install the 8 bolts.
- Tighten in the sequence shown to 10 Nm (89 lb-in).
- Connect the throttle body coolant hose.
- Connect the electronic throttle body electrical connector.
- Connect the crankcase vent hose to the upper intake manifold.
- Attach the wiring harness pin-type retainer to the upper intake manifold.
- Connect the manifold actual pressure (MAP) sensor electrical connector and the pin-type retainer.
- Install the lower half of the special tool.
- Install the upper half of the special tool.
- Install the special tool.
- Install the special tools.
- Using the special tools and a suitable engine crane, remove the engine from the engine stand.
- Using the special tools, install the crankshaft rear seal.
- Install the engine-to-transaxle separator plate.
- Position the flexplate and install the 8 bolts.
- Tighten to 80 Nm (59 lb-ft).
NOTE:
RH shown, LH similar.
CAUTION:
The camshaft roller followers must be installed in their original positions.
NOTE:
RH shown, LH similar.
CAUTION:
The camshaft caps must be installed in their original positions or damage to the engine may occur.
CAUTION:
Do not install the camshaft bearing thrust caps until all of the camshaft bearing caps have been installed, or damage to the thrust caps may occur.
NOTE:
Lubricate the bearing surfaces of the camshaft bearing caps with clean engine oil.
NOTE:
Lubricate the bearing surfaces of the camshaft bearing thrust caps with clean engine oil.
CAUTION:
Do not allow the camshaft to rotate from the neutral position while removing the VCT actuator.
NOTE:
Install a 3/8-inch ratchet and extension into the D-slot on the rear of the intake camshaft to hold the camshaft in place for tightening of the VCT actuator bolt.
CAUTION:
The camshaft caps must be installed in their original positions or damage to the engine may occur.
CAUTION:
Do not install the camshaft bearing thrust caps until all of the camshaft bearing caps have been installed, or damage to the thrust caps may occur.
NOTE:
Lubricate the bearing surfaces of the camshaft bearing caps with clean engine oil.
NOTE:
Lubricate the bearing surfaces of the camshaft bearing thrust caps with clean engine oil.
CAUTION:
Do not allow the camshaft to rotate from the neutral position while tightening VCT actuator bolt.
NOTE:
Install a 3/8-inch ratchet and extension into the D-slot on the rear of the intake camshaft to hold the camshaft in place for tightening of the VCT actuator bolt.
NOTE:
Clean the sealing surface with metal surface cleaner before installing a new press-in-place gasket.
NOTE:
Apply clean engine oil to the seal lip and seal bore before installing the seal.
NOTE:
LH shown, RH similar.
NOTE:
LH shown, RH similar.
CAUTION:
During tensioner compression, do not release the ratchet stem until the tensioner piston is fully bottomed in its bore or damage to the ratchet stem will result.
CAUTION:
Failure to verify correct timing drive component alignment will result in severe engine damage.
CAUTION:
This pulse wheel is used in several different engines. Install the pulse wheel with the keyway in the slot stamped 30RFF only (orange in color).
NOTE:
Clean the sealing surfaces with metal surface cleaner before applying gasket and sealant.
NOTE:
The front cover must be installed and the bolts tightened within 4 minutes of sealant application.
NOTE:
Fasteners 1 and 13 are stud bolts.
NOTE:
Clean the keyway and slot using metal surface cleaner before applying silicone gasket and sealant.
NOTE:
The crankshaft pulley must be installed and the bolt tightened within 4 minutes of applying the silicone gasket and sealer.
NOTE:
Lubricate the outside diameter sealing surfaces with clean engine oil.
CAUTION:
Only use hand tools when removing or installing the spark plugs, damage can occur to the cylinder head or spark plug.
NOTE:
The valve cover must be installed and the bolts and stud bolts tightened within 4 minutes of sealant application.
NOTE:
Apply a light film of silicone brake caliper grease and dielectric compound to the interior of the spark plug boot prior to installation.
NOTE:
The valve cover must be installed and the bolts and stud bolts tightened within 4 minutes of sealant application.
NOTE:
Apply a light film of silicone brake caliper grease and dielectric compound to the interior of the spark plug boot prior to installation.
NOTE:
Apply thread sealant with PTFE to the oil pressure sender threads.
CAUTION:
The pulley is pressed on flush to the end of the camshaft.
CAUTION:
Do not use any screwdrivers, pliers or other metal objects that could cause damage to the belt or pulley while installing the belt.
NOTE:
Lubricate the new O-ring seals with clean engine coolant.
NOTE:
Clean and inspect all sealing surfaces. Install new gaskets.
NOTE:
Only one wiring harness retainer is shown, other wiring harness retainer is similar.
NOTE:
Clean and inspect all sealing surfaces. Install new gaskets.
NOTE:
When installing the lower half of the lifting bracket it will be easier to loosely install the upper bolt first then install the lower bolt.
NOTE:
Lubricate the seal lips and seal bore with clean engine oil before installing.