2010 ASTON MARTIN V8 VANTAGE Workshop Manual

Valve Train (03.09)
Engine (03.00)
Issue 5, January 2010 Workshop Manual 3-9-27
3. Remove the nut that attaches the left side bush carrier for the VCT to the engine.
Figure 2
4. Remove the left side bush carrier for the VCT.
Figure 3
5. Loosen the two bolts that attach the timing chain tensioner to the engine.
Figure 4
6. Release the ratchet lock on the timing chain tensioner and push the piston into the tensioner housing.
Figure 5
7. Install an applicable pin into the timing chain tensioner.
Figure 6
8. Remove the two bolts that attach the timing chain tensioner to the engine.
Figure 7
9. Remove the timing chain tensioner.

Valve Train (03.09)
Engine (03.00)3-9-28 Workshop Manual Issue 5, January 2010
10. Remove the special pivot bolt for the tensioner arm from the engine.
Figure 8
11. Remove the tensioner arm.
Figure 9
12. Remove the bolt that attaches the timing chain guide to the engine.
Figure 10
13. Remove the timing chain guide.
Figure 11
14. Remove the timing chain.
Figure 12
15. Loosen the two Torx bolts that attach the camshaft sprockets to the camshafts.
Figure 13
Install
1. If you have moved the crankshaft after you have removed the timing chain, make sure that you set the
crankshaft with the left bank rear piston (4B) at 135
degrees after top dead centre.

Valve Train (03.09)
Engine (03.00)
Issue 5, January 2010 Workshop Manual 3-9-29
2. Install the timing chain (refer to Figure 12).
3. Install the timing chain guide (refer to Figure 11).
4. Install the bolt that attach es the timing chain guide to
the engine. Torque the bolt to 11 Nm.
5. Install the tensioner arm.
6. Install the bolt that attaches the tensioner arm to the engine. Torque the bolt to 11 Nm.
7. Install the timing chain tensioner.
8. Install and torque the two bolts that attach the timing chain tensioner to the engine to 11 Nm.
9. Install the special tool onto the exhaust camshaft sprocket. 10. Note: Use the special tool to hold the timing chain in
the correct place during the next two steps of the
procedure.
11. Use the special tool to turn the exhaust sprocket counterclockwise until there is tension in the chain.
12. Note: Make sure that the tensioner is fully operated but do not use too much force.
13. Release the pin from the timing chain tensioner and let the tension piston gradually tension the timing chain.
14. Note: Make sure that you to rque the bolt that attaches
the sprocket to the exhaust camshaft first in the step that
follows.
15. Torque the two Torx bolts that attach the camshaft sprockets to the camshafts to 20 Nm.
16. Note: Make sure that you to rque the bolt that attaches
the sprocket to the exhaust camshaft first in the step that
follows.
17. Tighten the two Torx bolts that attach the camshaft sprockets to the camshafts 90 degrees more.
18. Remove the special tool from the exhaust camshaft sprocket.
19. Install the left side bush carrier for the VCT.
20. Install the two bolts that attach the left side bush carrier for the VCT to the engine. Torque the two bolts to 21
Nm.
21. Install the nut that attaches the left side bush carrier for the VCT to the engine. Torque the nut to 11 Nm.
22. Install the right side primar y timing chain. (refer to
procedure 03.09.CN - Right Side Primary Timing
Chain).
RH/LH Intake Camshaft Sprocket and
Housing Assembly-Renew (with Engine
Removed
)
Remove
1. Remove the right and left primary timing chains (refer to Workshop Manual procedure 03.09.BN/03.09.BM
Timing Chain - Primary - RH/LH - Renew With Engine
Removed).
Repair Operation Time (ROT)

Valve Train (03.09)
Engine (03.00)3-9-30 Workshop Manual Issue 5, January 2010
2. Collect the spacer from the bolt on the exhaust camshaft.
Figure 1
3. Remove the two M6 bolts that attach the secondary timing chain tensioner to the cylinder head (refer to
Figure 2).
Figure 2
4. Release and remove camshaft sprockets complete with timing chain and tensioner from camshafts (refer to
Figure 3).
Figure 3
5. Remove intake sprocket housing assembly from secondary timing chain (refer to Figure 4).
Figure 4
Install
1. Clean the two camshaft sprockets and the tensioner.
2. Install the intake sprocket housing assembly and the exhaust sprocket into the secondary timing chain.
3. Install the secondary timing chain tensioner onto the timing chain.
4. Install the secondary timing chain assembly onto the camshafts.
5. Install the spacer onto the M12 exhaust Torx bolt.
6. Install the exhaust M12 Torx bolt to attach the exhaust camshaft sprocket. Do not tighten at this step.
7. Install the inlet M12 Torx bolt to attach the inlet camshaft sprocket. Do not tighten at this step.
8. Install and torque the two M6 bolts that attach the secondary tensioner.
9. Install the guide for the right primary timing chain.
10. Install and torque the M6 bolt that attaches the guide.
11. Make sure that the timing ch ain slack is on the tensioner
side of the timing chain.
12. Install the primary timing chain.
13. Install the tensioner blade for the primary timing chain.
14. Install and torque the M6 bolt that attaches the tensioner blade.
15. Install the primary timing chain tensioner assembly.
16. Install and torque the two M6 bolts that attach the tensioner assembly.
17. Release the tension from the timing chain tensioner piston and remove the retaining special tool.
18. Install the timing chain te nsioning tool (303-532) into
the exhaust camshaft sprocket.
19. Apply a force to the tool (303-532) in a counterclockwise direction and torque the two M12
sprocket Torx bolts.
20. Remove the special tool.
21. Install the left and right primary timing chain (refer to Workshop Manual procedure 03.09.BN/03.09.BM
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Caution
Apply an opposite force to the sprockets and chain while you tighten the sprocket bolts.
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Valve Train (03.09)
Engine (03.00)
Issue 5, January 2010 Workshop Manual 3-9-31
Timing Chain - Primary - RH/LH - Renew With Engine
Removed).

Valve Train (03.09)
Engine (03.00)3-9-32 Workshop Manual Issue 5, January 2010

Engine Sealing (03.10)
Engine (03.00)
Issue 5, Janauary 2010 Workshop Manual 3-10-1
Engine (03.00)
Engine Sealing (03.10)
Specifications
Maintenance
Engine Timing Cover - Renew
1. Remove the front subframe (refer to Workshop Manual procedure 02.01.BA Subframe Assembly - Front -
Remove for Access and Refit).
2. Put an applicable container in position under the engine
to collect drained oil.
3. Remove the sump drain plug and drain the oil from the engine.
4. Remove the oil tank assembly (refer to Workshop Manual procedure 03.02.CA Tank Assembly - Oil
Cooler - Renew).
5. Drain cooling system (refer to Workshop Manual procedure 03.03.AD Coolant - Drain and Refill).
6. Remove the left cam cover (Refer to ’Left Side Cam Cover - Remove and Install’, page 3-10-4) 7. Remove the outer and inner seals from the left cam
cover.
8. Remove the right cam cover (Refer to ’Right Side Cam Cover - Remove and Install’, page 3-10-9).
9. Remove the outer and inner seals from the right cam cover.
10. Release the clips and disconnect the two coolant hoses from the coolant manifold.
11. Release the clip and disconnect the hose from oil the separator.
12. Remove the four M6 Torx screws that attach the coolant manifold to the cylinder heads (Refer to Figure 1).
Figure 1
13. Release the coolant manifold from the coolant pipe.
14. Disconnect the electrical connector for the temperature sensor.
15. Remove the coolant manifold.
16. Remove and discard the two O-rings from the manifold.
17. Loosen the three M6 attachment screws for the water pump pulley (Refer to Figure 2).
Figure 2
18. Turn the auxiliary drive be lt tensioner to release the
tension from the drive belt.
19. Remove the drive belt.
20. Remove the three M6 screws that attach the water pump pulley and remove the pulley.
Torque Figures
DescriptionNm.lb./ft.
Cam cover 10 7
Dipstick tube 6 4
Timing cover:
Bolts 1 to 7, 9 to 18 and 20 to 27
Bolts 8 and 19
12

10
9

7
Crankshaft pulley bolt 320 236
Alternator mounting bracket 21 15.5
Alternator 40 30
Coolant manifold 9 6.5
Coolant pump 12 9
Coolant pump pulley 10 + 45° 7 + 45°
PAS pump 21 15.5
Accessory drive belt idler pulleys 40 30
Accessory drive be lt tensioner 40 30
Heater hose brackets:
M6 Bolts
M5 Nuts
12

5
9

3.7
Harness support brackets:
M5 Nut
M6 Screw
M8 Screw
5

10
25
3.7

7
18.5
Repair Operation Time (ROT)
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Engine Sealing (03.10)
Engine (03.00)3-10-2 Workshop Manual Issue 5, Janauary 2010
21. Remove the M10 bolt that attaches the auxiliary drive belt tensioner and remove tensioner (Refer to Figure 3).
Figure 3
22. Remove the two bolts that attach the inspection cover to lower crankcase and remove the cover.
23. Install the tool (303-1185) to hold the flywheel. Install and tighten the two bolts.
24. Remove and discard the M16 screw that attaches the crankshaft pulley.
25. Install the thrust-button of tool (303 -1186) into crankshaft.
26. Put the tool into the pulley.
27. Attach the tool with the two bolts.
28. Turn the centre bolt clockwise to withdraw the pulley from the crankshaft.
29. Collect the crankshaft pulley, locking ring and the thrust button for the special tool.
30. Remove the special tool from the pulley.
31. Remove and discard the O-ring seal from the pulley.
32. Remove the bolt that attaches the alternator idler pulley and remove the pulley.
33. Remove the bolt that attaches the idler pulley for the air- conditioning compressor and remove the pulley.
34. Put an applicable container under the oil filter to collect drained oil.
35. Remove the oil filter.
36. Release the oil separator drain tube from the timing cover.
37. Release the clip for the oil separator drain tube from the bracket.
38. Release the cover for the battery cable from the alternator. 39. Remove the nut that attaches the battery cable to the
alternator and remove the cable. (Refer to Figure 4).
Figure 4
40. Disconnect the electrical connector from the alternator.
41. Remove the M8 bolt that attaches the top of the alternator.
42. Remove the M10 bolt and the nut that attaches the bottom of the alternator and remove the alternator.
43. Remove the three Torx bolts that attach the alternator mounting bracket to the cylinder block.
44. Remove the bracket (Refer to Figure 5).
Figure 5
45. Remove the three M8 bolts that attach the PAS pump to the mounting bracket and move the pump away.
WAR NI NG
DO NOT GET USED ENGINE OIL ON YOUR SKIN.
USED ENGINE OIL CAN BE HARMFUL.
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