Removal And Installation: Camshafts: Removal
WARNING: This page is about a different car, the 2018 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
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, may cause engine failure.
All camshafts
- With the vehicle in NEUTRAL, position it on a hoist. Refer to: Jacking and Lifting - Overview .
- Release the fuel pressure. Refer to: Fuel System Pressure Release .
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NOTE: Use a steering wheel holding device (such as Hunter® 28-75-1 or equivalent).
Using a suitable holding tool, hold the steering wheel in the straight-ahead position.
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NOTE: Do not allow the intermediate shaft to rotate while it is disconnected from the gear or damage to the clockspring can occur. If there is evidence that the intermediate shaft has rotated, the clockspring must be removed and recentered. Refer to Clockspring or Clockspring - Vehicles With: Adaptive Steering .
- Remove and discard the steering intermediate shaft bolt.
- Separate the steering intermediate shaft from the steering gear.
- Remove the engine appearance cover.
- Recover the A/C system. Refer to: Air Conditioning (A/C) System Recovery, Evacuation and Charging .
- Drain the engine cooling system. Refer to: Engine Cooling System Draining, Vacuum Filling and Bleeding .
- Remove the following items:
- Remove the degas bottle. Refer to: Degas Bottle .
- Remove the accessory drive belt. Refer to: Accessory Drive Belt .
- Remove the air cleaner. Refer to: Air Cleaner .
- Remove the air cleaner outlet pipe. Refer to: Air Cleaner Outlet Pipe .
- Remove the battery tray. Refer to: Battery Tray .
- Remove the stud bolt and position aside the ground cable.
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- Release the tabs.
- Lift and position the top part of the junction box aside.
- Release the tab and open the cover.
- Remove the nuts and position aside the wires. Disconnect the electrical connector.
- Remove the bolt and disconnect the wire harness retainer. Position aside the wire harness.
- Disconnect the vacuum hose and the EVAP tube. Refer to: Quick Release Coupling
.
Use the General Equipment: Hose Clamp Remover/Installer
- Disconnect the fuel supply tube. Refer to: Spring Lock Couplings
.
- Remove the bolt. Disconnect and position aside the transaxle control cable aside.
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- Disconnect the upper and lower radiator hoses. Use the General Equipment: Hose Clamp Remover/Installer
- Disconnect the heater hoses. Use the General Equipment: Hose Clamp Remover/Installer
- Remove the bolt for the A/C tube bracket.
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NOTE: Make sure that all openings are sealed.
- Disconnect the A/C pressure switch. Remove the nut and disconnect the A/C hose.
- Remove and discard the O-ring.
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NOTE: Make sure that all openings are sealed.
- Remove the nut and disconnect the A/C tube fitting.
- Remove and discard the O-ring.
- Disconnect the electrical connector and the wire harness retainer.
- Disconnect the PCM electrical connector and the wire harness retainer.
- Remove the bolt and disconnect the wire retainer. Position aside the ground wire.
- Remove the degas bottle hose.
- Remove the retainers and the upper air deflector.
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NOTE: Make sure the cooling module is secure before removing the bottom cooling module support panel.
- Remove the upper cooling module support brackets.
- Using cables ties or mechanics wire through the upper location holes, support the cooling module. Use the General Equipment: Cable Ties
- Remove the following items:
- Remove the front wheels and tires. Refer to: Wheel and Tire .
- Remove the fender splash shields. Refer to: Fender Splash Shield .
- Remove the retainers and the underbody shields.
- Remove the retainers and the underbody shields.
- Detach and disconnect the engine harness electrical connector.
- Remove the transmission fluid cooler tube secondary latches.
- Using the special tool, disconnect the transmission fluid cooler tubes from the transmission fluid cooler thermal bypass valve. Use Special Service Tool: 307-569 Disconnect Tool TOC Line (1/2).
- Remove the bolt and the LH anti-lock sensor.
- Remove the bolt and the RH anti-lock sensor.
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NOTE: Use the internal or external hex-holding feature to prevent the ball and stud from turning while removing or installing the stabilizer bar link nuts. The link boot seal must not be allowed to twist while loosening the link nuts or damage to the boot seal will occur.
Remove the nut and position the LH sway bar link.
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NOTE: Use the internal or external hex-holding feature to prevent the ball and stud from turning while removing or installing the stabilizer bar link nuts. The link boot seal must not be allowed to twist while loosening the link nuts or damage to the boot seal will occur.
Remove the nut and position the RH sway bar link.
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NOTE: Do not allow the brake caliper and the anchor plate assembly to hang from the brake hose or damage to the hose can occur.
Remove the front brake discs. Refer to: Brake Disc .
- Remove the retainers and the cooling module support panel.
- Disconnect the coolant hose retainers from the subframe.
- If equipped, disconnect the oil cooler hoses. Use the General Equipment: Hose Clamp Remover/Installer
- Disconnect the coolant hose retainer.
- Remove the exhaust Y-pipe. Refer to: Exhaust Y-Pipe .
- Remove the drain plug and drain the engine oil. Use the General Equipment: Oil Drain Equipment
Torque: 20 lb.ft (27 Nm)
- Remove and discard the engine oil filter. Use the General Equipment: Oil Drain Equipment
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NOTE: Index-mark the driveshaft for installation.
If equipped, remove the bolts and support the driveshaft with a length of mechanic's wire.
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NOTE: RH side shown, LH side similar.
Mark the subframe location.
- Using a 2 x 6 board, 50 in (1, 270 mm) and two 2 x 6 boards 24 in (609.6 mm), position the powertrain jack with the 50 in (1, 270 mm) board under the 2 control arms and the two 24 in (609.6 mm) boards under the transmission and oil pan. Use the General Equipment: Powertrain Jack. Use the General Equipment: Wooden Block
- Install the adjustable mounting arm from the powertrain jack table to the LH engine-to-transmission bolt hole. Use the General Equipment: Adjustable Mounting Arm
- Install a ratchet strap from the front of the subframe under the powertrain jack to the rear of the subframe, to secure the subframe to the powertrain jack.
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NOTE: The struts will need to come off of the knuckles when the powertrain and subframe assembly is lowered.
Remove the nuts and push the bolts out and remove.
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NOTE: The struts will need to come off of the knuckles when the powertrain and subframe assembly is lowered.
Remove the nuts and push the bolts out and remove.
- Remove and discard the engine mount nuts.
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- Remove and discard the nut and bolts.
- Remove the engine mount.
- Remove and discard the transmission mount bolts.
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- Remove and discard the subframe rear bolts.
- Remove the subframe bolts.
- Remove and discard the subframe front bolts.
- Lower the subframe and powertrain assembly from the vehicle.
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- Remove the crankshaft pulley bolt and washer.
- Discard the bolt.
- Using a 3 Jaw Puller, remove the crankshaft pulley. Use the General Equipment: Puller
- Using the special tool, remove and discard the crankshaft front seal. Use Special Service Tool: 303-409 (T92C-6700-CH) Remover, Crankshaft Seal.
- Remove the bolts and the accessory drive belt tensioner.
- Remove the crankcase vent tube.
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- Position back the boot and remove the generator nut.
- Disconnect the electrical connector and the wire retainers.
- Disconnect the wire harness retainers and position aside the wiring harness.
- Disconnect the electrical connector and the wire retainer.
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- Disconnect the LH electrical connectors and wire harness retainers.
- Position aside the engine wire harness.
- Disconnect the wire harness retainer.
- Disconnect the electrical connectors and wire retainer.
- Disconnect the electrical connector and wire retainer.
- Disconnect the retainers for the coolant hose.
- Disconnect the engine vent hose. Use the General Equipment: Hose Clamp Remover/Installer
- Remove the upper intake manifold bracket bolt.
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NOTE: If the engine is repaired or replaced because of upper engine failure, typically including valve or piston damage, check the intake manifold for metal debris. If metal debris is found, install a new intake manifold. Failure to follow these instructions can result in engine damage.
Remove the bolts and the upper intake manifold.
- Remove and discard the upper intake manifold gaskets.
- Remove the engine vent hose. Use the General Equipment: Hose Clamp Remover/Installer
- Disconnect the wire harness retainer.
- Disconnect the CHT electrical connector.
- Disconnect the electrical connectors and the wire retainer.
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- Disconnect the RH electrical connectors and the wire harness retainers.
- Position aside the engine wire harness.
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- Remove the nut and the bolt.
- Remove the stud and the generator.
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NOTE: When removing the ignition coil-on-plugs, a slight twisting motion will break the seal and ease removal.
- Remove the bolts and the ignition coil-on-plugs.
- Remove the oil level indicator.
- Inspect the coil seals for rips, nicks or tears and replace if necessary.
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NOTE: While removing the valve cover do not apply excessive force to the VCT oil control solenoid or damage may occur.NOTE: If the VCT oil control solenoid sticks to the VCT seal, carefully wiggle the valve cover until the bond breaks free or damage to the VCT seal and VCT oil control solenoid may occur.
Loosen the bolts and remove the LH valve cover.
- Remove and discard the gasket.
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NOTE: Inspect the VCT solenoid seals. Remove any damaged seals.
Using the special tools, remove and discard the seal(s). Use Special Service Tool: 205-142 (T80T-4000-J) Installer, Differential Bearing Cone, 205-153 (T80T-4000-W) Handle.
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NOTE: Inspect the spark plug tube seals. Remove any damaged seals.
Using the special tools, remove and discard the seal(s). Use Special Service Tool: 205-153 (T80T-4000-W) Handle., 303-1247 VCT Spark Plug Tube Seal Remover and Installer.
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NOTE: While removing the valve cover do not apply excessive force to the VCT oil control solenoid or damage may occur.NOTE: If the VCT oil control solenoid sticks to the VCT seal, carefully wiggle the valve cover until the bond breaks free or damage to the VCT seal and VCT oil control solenoid may occur.
Loosen the bolts and remove the RH valve cover.
- Remove and discard the gasket.
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NOTE: Inspect the VCT solenoid seals. Remove any damaged seals.
Using the special tools, remove and discard the seal(s). Use Special Service Tool: 205-142 (T80T-4000-J) Installer, Differential Bearing Cone, 205-153 (T80T-4000-W) Handle.
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NOTE: Inspect the spark plug tube seals. Remove any damaged seals.
Using the special tools, remove and discard the seal(s). Use Special Service Tool: 205-153 (T80T-4000-W) Handle., 303-1247 VCT Spark Plug Tube Seal Remover and Installer.
- Remove the engine front cover bolts.
- Using a pry tool, locate the pry pads shown and pry the engine front cover loose and remove.
- Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation
.
- Clean and prepare the RTV sealing surface. Refer to: RTV Sealing Surface Cleaning and Preparation
.
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NOTE: Rotate the crankshaft in a clockwise direction only.
Rotate the crankshaft clockwise and align the timing marks on the VCT units as shown.
- Remove the bolts and the LH oil tube.
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NOTE: The Camshaft Holding Tool will hold the camshafts in the TDC position.
Install Special Service Tool: 303-1248 Camshaft holding tools.
- Remove the bolts and the RH oil tube.
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NOTE: The Camshaft Holding Tool will hold the camshafts in the TDC position.
Install Special Service Tool: 303-1248 Camshaft holding tools.
NOTE: The following 3 steps are for primary timing chains that the colored links are not visible. - Mark the timing chain link that aligns with the timing mark on the LH intake VCT unit as shown.
- Mark the timing chain link that aligns with the timing mark on the RH intake VCT unit as shown.
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NOTE: The crankshaft sprocket timing mark should be between the 2 colored links.
Mark the timing chain link that aligns with the timing mark on the crankshaft sprocket as shown.
- Remove the bolts and the timing chain tensioner.
- Remove the timing chain tensioner arm.
- Remove the bolts and the lower LH timing chain guide.
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NOTE: Removal of the VCT oil control solenoids will aid in the removal of the timing chain.NOTE: A slight twisting motion will aid in the removal of the VCT oil control solenoid.NOTE: Keep the VCT oil control solenoids clean of dirt and debris.
Remove the bolts and the VCT oil control solenoids.
- Remove the timing chain.
LH camshafts
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NOTE: The 2 VCT oil control solenoids are removed for clarity.
Install Special Service Tool: 303-1530 Tool, Chain Tensioner Hold Down.
- Remove and discard the LH VCT unit bolts.
- Remove the LH VCT units and the secondary timing chain.
- Remove Special Service Tool: 303-1530 Tool, Chain Tensioner Hold Down.
- Remove Special Service Tool: 303-1248 Camshaft holding tools.
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NOTE: Cylinder head camshaft bearing caps are numbered to verify that they are assembled in their original positions.NOTE: Mark the exhaust and intake camshafts for installation into their original locations.
Remove the bolts, camshaft cap and the camshafts.
RH camshafts
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NOTE: The 2 RH VCT oil control solenoids are removed for clarity.
Install Special Service Tool: 303-1530 Tool, Chain Tensioner Hold Down.
- Remove and discard the RH VCT unit bolts.
- Remove the RH VCT units and the secondary timing chain.
- Remove Special Service Tool: 303-1530 Tool, Chain Tensioner Hold Down.
- Remove Special Service Tool: 303-1248 Camshaft holding tools.
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NOTE: Cylinder head camshaft bearing caps are numbered to verify that they are assembled in their original positions.NOTE: Mark the exhaust and intake camshafts for installation into their original locations.
Remove the bolts, camshaft caps and the camshafts.