control arm ACURA CSX 2006 Service Service Manual



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M/T model
A/T model
6-28 Cylinder Head
Cam Chain Installation (cont’d)
12x1.25mm
64 N·m
(6.5 kgf·m, 47 lbf·ft)
12x1.25mm
64 N·m
(6.5 kgf·m, 47 lbf·ft)
12x1.25mm
64 N·m
(6.5 kgf·m, 47 lbf·ft)
12x1.25mm
64 N·m
(6.5 kgf·m, 47 lbf·ft) 12x1.25mm
64 N·m
(6.5 kgf·m, 47 lbf·ft)
C
B
A
36. Install the upper torque rod, then tighten the new
upper torque rod mounting bolts in the numbered
sequence shown. 37. Raise the vehicle on the lift.
38. M/T model: Tighten the front mount mounting bolt.
39. Install the splash shield (see step 40 on page 5-20).
40. Lower the vehicle on the lift.
41. Install the variable valve timing control (VTC) oil
control solenoid valve (see page 11-294).
42. Install the harness clamps (A), and connect the CKP sensor connector (B) and the VTC oil control
solenoid valve connector (C).
43. Install the crankshaft pulley (see page 6-17).
44. Install the cylinder head cover (see page 6-37).
45. Install the drive belt (see page 4-31).
46. Do the CKP pattern clear/CKP learn procedure (see page 11-4).
Replace.
Replace.
Replace.
Replace.
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") Tensioner Rod Length
Service Limit: 13.5 mm (0.53 in.)
6-32
Cylinder Head
Cam Chain Inspection
13.5 mm (0.53 in.)
1. Remove the right front wheels.
2. Remove the splash shield (see step 25 on page 5-5).
3. Remove the drive belt (see page 4-31).
4. Remove the cylinder head cover (see page 6-36).
5. Set the No. 1 piston at top dead center (TDC). The
punch mark on the variable valve timing control
(VTC) actuator and the punch mark on the exhaust
camshaft sprocket should be at the top. Align the
TDC marks on the VTC actuator and the exhaust
camshaft sprocket (see step 5 on page 6-18).
6. Disconnect the crankshaft position (CKP) sensor connector and the VTC oil control solenoid valve
connector, and remove the harness clamps (see
step 6 on page 6-18).
7. Remove the VTC oil control solenoid valve (see page 11-294).
8. Remove the crankshaft pulley (see page 6-16).
9. Support the engine with a jack and a wood block under the oil pan.
10. Remove the upper torque rod (see step 10 on page 6-18).
11. Remove the ground cable, then remove the side engine mount bracket (see step 11 on page 6-19).
12. Remove the side engine mount bracket (see step 12 on page 6-19).
13. Remove the cam chain case (see step 13 on page 6-19). 14. Measure the tensioner rod length between the
tensioner body and bottom of the flat surface
section on the tensioner rod. If the length is more
than the service limit, replace the cam chain and
the oil pump chain.
15. Check the chain case oil seal for damage. If the oil seal is damaged, replace the chain case oil seal
(see page 6-31).
16. Remove all of the old liquid gasket from the chain case mating surfaces, bolt and bolt holes.
17. Clean, and dry the chain case mating surfaces.
18. Apply liquid gasket, P/N 08717-0004, 08718-0001, 08718-0003, or 08718-0009, evenly to the engine
block mating surface of the chain case, and to the
inside edge of the threaded bolt holes. Install the
component within 5 minutes of applying the liquid
gasket(seestep17onpage6-24).
NOTE: If you apply liquid gasket P/N 08718-0012, the component must be installed within 4 minutes.
 If too much time has passed after applying the liquid gasket, remove the old liquid gasket and
residue, then reapply new liquid gasket.
19. Apply liquid gasket to the engine block upper surface contact areas on the chain case and lower
block upper surface contact areas on the chain case
(see step 18 on page 6-24).
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6-33
20. Apply liquid gasket, P/N 08717-0004, 08718-0001,08718-0003, or 08718-0009, evenly to the oil pan
mating surface of the chain case, and to the inside
edge of the thread bolt holes. Install the component
within 5 minutes of applying the liquid gasket (see
step 19 on page 6-24).
NOTE: If you apply liquid gasket P/N 08718-0012, the component must be installed within 4 minutes.
 If too much time has passed after applying the liquid gasket, remove the old liquid gasket and
residue, then reapply new liquid gasket.
21. Install the new O-ring on the chain case. Set the edge of the chain case to the edge of the oil pan,
then install the chain case on the engine block (see
step 20 on page 6-24). Wipe off the excess liquid
gasket on the oil pan and chain case mating surface.
NOTE: When installing the chain case, do not slide the bottom surface onto the oil pan mounting surface.
 Wait at least 30 minutes before filling the engine with oil.
 Do not run the engine for at least 3 hours after installing the chain case.
22. Install the side engine mount bracket (see step 21 on page 6-25).
23. Install the side engine mount bracket, then loosely tighten the new bolt and nut, and loosely tighten
the bolt. Install the ground cable (see step 22 on
page 6-25).
24. Remove the air cleaner assembly (see page 11-345).
25. Loosen the transmission mounting bolt and nuts (see step 25 on page 6-25).
26. Raise the vehicle on the lift.
27. Loosen the lower torque rod mounting bolt (see step 27 on page 6-26).
28. M/T model: Loosen the front mount mounting bolt (see step 28 on page 6-26). 29. Lower the vehicle on the lift.
30. Tighten the side engine mount mounting bolts and
nut (see step 30 on page 6-26).
31. Tighten the transmission mounting bolt and nuts (see step 31 on page 6-27).
32. Raise the vehicle on the lift.
33. Tighten the lower torque rod mounting bolt (see step 33 on page 6-27).
34. Lower the vehicle on the lift.
35. Install the air cleaner assembly (see page 11-345).
36. Install the upper torque rod, then tighten the new upper torque rod mounting bolts in the numbered
sequence shown (see step 36 on page 6-28).
37. Raise the vehicle on the lift.
38. M/T model: Tighten the front mount mounting bolt (see step 38 on page 6-28).
39. Install the splash shield (see step 40 on page 5-20).
40. Lower the vehicle on the lift.
41. Install the VTC oil control solenoid valve (see page 11-294).
42. Install the harness clamps, and connect the CKP sensor connector and the VTC oil control solenoid
valve connector (see step 42 on page 6-28).
43. Install the crankshaft pulley (see page 6-17).
44. Install the cylinder head cover (see page 6-37).
45. Install the drive belt (see page 4-31).
46. Do the CKP pattern clear/CKP learn procedure (see page 11-4).
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6-34 Cylinder Head
CKP Pulse Plate Replacement
1. Remove the right front wheels.
2. Remove the splash shield (see step 25 on page 5-5).
3. Remove the drive belt (see page 4-31).
4. Remove the cylinder head cover (see page 6-36).
5. Set the No. 1 piston at top dead center (TDC). The
punch mark on the variable valve timing control
(VTC) actuator and the punch mark on the exhaust
camshaft sprocket should be at the top. Align the
TDC marks on the VTC actuator and the exhaust
camshaft sprocket (see step 5 on page 6-18).
6. Disconnect the crankshaft position (CKP) sensor connector and the variable valve timing control
(VTC) oil control solenoid valve connector, and
remove the harness clamps (see step 6 on page
6-18).
7. Remove the VTC oil control solenoid valve (see page 11-294).
8. Remove the crankshaft pulley (see page 6-16).
9. Support the engine with a jack and a wood block under the oil pan.
10. Remove the upper torque rod (see step 10 on page 6-18).
11. Remove the ground cable, then remove the side engine mount bracket (see step 11 on page 6-19).
12. Remove the side engine mount bracket (see step 12 on page 6-19).
13. Remove the cam chain case (see step 13 on page 6-19). 14. Remove the CKP pulse plate.
15. Install the CKP pulse plate.
16. Check the chain case oil seal for damage. If the oil
seal is damaged, replace the chain case oil seal
(see page 6-31).
17. Remove all of the old liquid gasket from the chain case mating surfaces, bolt and bolt holes.
18. Clean, and dry the chain case mating surfaces.
19. Apply liquid gasket, P/N 08717-0004, 08718-0001, 08718-0003, or 08718-0009, evenly to the engine
block mating surface of the chain case, and to the
inside edge of the threaded bolt holes. Install the
component within 5 minutes of applying the liquid
gasket(seestep17onpage6-24).
NOTE: If you apply liquid gasket P/N 08718-0012, the component must be installed within 4 minutes.
 If too much time has passed after applying the liquid gasket, remove the old liquid gasket and
residue, then reapply new liquid gasket.
20. Apply liquid gasket to the engine block upper surface contact areas on the chain case and lower
block upper surface contact areas on the chain case
(see step 18 on page 6-24).
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6-35
21. Apply liquid gasket, P/N 08717-0004, 08718-0001,08718-0003, or 08718-0009, evenly to the oil pan
mating surface of the chain case, and to the inside
edge of the threaded bolt holes. Install the
component within 5 minutes of applying the liquid
gasket(seestep19onpage6-24).
NOTE: If you apply liquid gasket P/N 08718-0012, the component must be installed within 4 minutes.
 If too much time has passed after applying the liquid gasket, remove the old liquid gasket and
residue, then reapply new liquid gasket.
22. Install the new O-ring on the chain case. Set the edge of the chain case to the edge of the oil pan,
then install the chain case on the engine block (see
step 20 on page 6-24). Wipe off the excess liquid
gasket on the oil pan and chain case mating surface.
NOTE: When installing the chain case, do not slide the bottom surface onto the oil pan mounting surface.
 Wait at least 30 minutes before filling the engine with oil.
 Do not run the engine for at least 3 hours after installing the chain case.
23. Install the side engine mount bracket (see step 21 on page 6-25).
24. Install the side engine mount bracket, then loosely tighten the new bolt and nut, and loosely tighten
the bolt. Install the ground cable (see step 22 on
page 6-25).
25. Remove the air cleaner assembly (see page 11-345).
26. Loosen the transmission mounting bolt and nuts (see step 25 on page 6-25).
27. Raise the vehicle on the lift.
28. Loosen the lower torque rod mounting bolt (see step 27 on page 6-26).
29. M/T model: Loosen the front mount mounting bolt (see step 28 on page 6-26). 30. Lower the vehicle on the lift.
31. Tighten the side engine mount mounting bolts and
nut (see step 30 on page 6-26).
32. Tighten the transmission mounting bolt and nuts (see step 31 on page 6-27).
33. Raise the vehicle on the lift.
34. Tighten the lower torque rod mounting bolt (see step 33 on page 6-27).
35. Lower the vehicle on the lift.
36. Install the air cleaner assembly (see page 11-345).
37. Install the upper torque rod, then tighten the new upper torque rod mounting bolts in the numbered
sequence shown (see step 36 on page 6-28).
38. Raise the vehicle on the lift.
39. M/T model: Tighten the front mount mounting bolt (see step 38 on page 6-28).
40. Install the splash shield (see step 40 on page 5-20).
41. Lower the vehicle on the lift.
42. Install the VTC oil control solenoid valve (see page 11-294).
43. Install the harness clamps, and connect the CKP sensor connector and the VTC oil control solenoid
valve connector (see step 42 on page 6-28).
44. Install the crankshaft pulley (see page 6-17).
45. Install the cylinder head cover (see page 6-37).
46. Install the drive belt (see page 4-31).
47. Do the CKP pattern clear/CKP learn procedure (see page 11-4).
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6-40Cylinder Head
Cylinder Head Removal (cont’d)
B
A
12. Remove the bolt (A) securing the connecting pipe.
13. Disconnect the water bypass hose (B).
14. Disconnect the following engine wire harnessconnectors, and remove the wire harness clamps
from the cylinder head.
 Four fuel injector connectors
 Engine coolant temperature (ECT) sensor 1 connector
 Camshaft position (CMP) sensor A (Intake) connector
 Camshaft position (CMP) sensor B (Exhaust) connector
 Rocker arm oil control valve connector
 Rocker arm oil pressure switch connector
 EVAP canister purge valve connector
 Variable valve timing control (VTC) oil control solenoid valve connector
 Exhaust gas recirculation (EGR) valve connector (K20Z2 engine)
 Engine oil pressure switch connector 15. Remove the cam chain (see page 6-18).
16. Remove the rocker arm assembly:
 K20Z2 engine (see page 6-43)
 K20Z3 engine (see page 6-44)
17. Remove the cylinder head bolts. To prevent warpage, loosen the bolts in sequence 1/3 turn at a
time. Repeat the sequence until all bolts are
loosened.
18. Remove the cylinder head.
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Removal Installation
Specified Torque
VTC Actuator Mounting Bolt:
12x1.25mm
113 N·m (11.5 kgf·m, 83 lbf·ft)
Exhaust Camshaft Sprocket Mounting Bolt:
10x1.25mm
72 N·m (7.3 kgf·m, 53 lbf·ft)
6-42Cylinder Head
VTC Actuator, Exhaust Camshaft Sprocket Replacement
1. Remove the cam chain (see page 6-18).
2. Hold the exhaust camshaft with an open-end
wrench, then loosen the variable valve timing
control (VTC) actuator mounting bolt and the
exhaust camshaft sprocket mounting bolt.
3. If the VTC actuator is reused, do these steps. –1 Remove the intake camshaft, and seal theadvance holes and retard holes in the No. 1
camshaft journal with tape (see step 6 on page
6-11).
–2 Punch a hole in the tape over one of the advance holes (see step 7 on page 6-11).
–3 Apply air to the advance hole to release the lock (see step 8 on page 6-11).
–4 Remove the tape from the No. 1 camshaft journal.
4. Remove the VTC actuator and the exhaust camshaft sprocket. 1. Install the variable valve timing control (VTC)
actuator and exhaust camshaft sprocket.
NOTE: Install the VTC actuator to unlock position.
2. Apply new engine oil to the threads of the VTC actuator mounting bolt and the exhaust camshaft
mounting bolt, then install them.
3. Hold the exhaust camshaft with an open-end wrench, then tighten the mounting bolts.
4. Hold the exhaust camshaft with an open-end wrench, and turn the VTC actuator clockwise until
you hear it click. Make sure to lock the VTC actuator
by turning it.
5. Install the cam chain (see page 6-21).
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Specified Torque
8x1.25mm
22 N·m (2.2 kgf·m, 16 lbf·ft)
6x1.0mm
12 N·m (1.2 kgf·m, 8.7 lbf·ft)
6 x 1.0 mm Bolts: , ,
K20Z3 engine
6-616-61
C A B
A A
B
5. Remove the bolts from the rocker shaft holder.
6. Make sure the punch marks on the variable valvetiming control (VTC) actuator and the exhaust
camshaft sprocket are facing up, then set the
camshafts (A) in the holder. Apply new engine oil to
the camshaft journals and lobes.
7. Set the camshaft holders (C) and cam chain guide B in place.
8. Tighten the bolts to the specified torque.
9. Install the cam chain (see page 6-21), then adjust the valve clearance (see page 6-12). 1. Reassemble the rocker arm assembly (see page
6-47).
2. Clean and dry the No. 5 rocker shaft holder mating surface.
3. Apply liquid gasket, P/N 08717-0004, 08718-0001, 08718-0003, or 08718-0009, evenly to the cylinder
head mating surface of the No. 5 rocker shaft
holder. Install the component within 5 minutes of
applying the liquid gasket.
NOTE: If you apply liquid gasket P/N 08718-0012, the component must be install within 4 minutes.
 If too much time has passed after applying the liquid gasket, remove the old liquid gasket and
residue, then reapply new liquid gasket.
4. Insert the bolts (A) into the rocker shaft holder, then install the rocker arm assembly (B) on the cylinder
head.
5. Remove the bolts from the rocker shaft holder. (cont’d)
Apply liquid gasket
along the broken line.
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Specified Torque
8x1.25mm
22 N·m (2.2 kgf·m, 16 lbf·ft)
6x1.0mm
12 N·m (1.2 kgf·m, 8.7 lbf·ft)
6 x 1.0 mm Bolts: , ,
6-626-62 Cylinder Head
Rocker Arm Assembly Installation
(cont’d)
Cylinder Head Installation
C
A B
A
B
A
B
6. Make sure the punch marks on the variable valve timing control (VTC) actuator and the exhaust
camshaft sprocket are facing up, then set the
camshafts (A) in the holder. Apply new engine oil to
the camshaft journals and lobes.
7. Set the camshaft holders (C) and cam chain guide B in place.
8. Tighten the bolts in sequence to the specified torque.
NOTE: If the engine does not have bolt , skip it
and continue the torque sequence.
9. Install the cam chain (see page 6-21), then adjust the valve clearance (see page 6-14). 1. Install a new coolant separator (A) in the engine
block whenever the engine block is replaced.
2. Clean the cylinder head and the engine block surface.
3. Install the new cylinder head gasket (A) and the dowel pins (B) on the engine block. Always use a
new cylinder head gasket.
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Specified Torque
8x1.25mm
22 N·m (2.2 kgf·m, 16 lbf·ft)
6x1.0mm
12 N·m (1.2 kgf·m, 8.7 lbf·ft)
6 x 1.0 mm Bolts: , ,
6-626-62 Cylinder Head
Rocker Arm Assembly Installation
(cont’d)
Cylinder Head Installation
C
A B
A
B
A
B
6. Make sure the punch marks on the variable valve timing control (VTC) actuator and the exhaust
camshaft sprocket are facing up, then set the
camshafts (A) in the holder. Apply new engine oil to
the camshaft journals and lobes.
7. Set the camshaft holders (C) and cam chain guide B in place.
8. Tighten the bolts in sequence to the specified torque.
NOTE: If the engine does not have bolt , skip it
and continue the torque sequence.
9. Install the cam chain (see page 6-21), then adjust the valve clearance (see page 6-14). 1. Install a new coolant separator (A) in the engine
block whenever the engine block is replaced.
2. Clean the cylinder head and the engine block surface.
3. Install the new cylinder head gasket (A) and the dowel pins (B) on the engine block. Always use a
new cylinder head gasket.
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