Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual — part 1207
6A–25
ENGINE MECHANICAL (Y22SE 2.2L)
23. Remove four bolts and remove crankshaft pulley.
020RW014
24. Remove two bolts and nut then remove timing belt
front cover.
25. Remove ventilation hose from cylinder block side and
from cylinder head side.
26. Remove two bolts, ignition cable cover and remove
ignition cables from spark plug.
27. Disconnect camshaft angle sensor connector.
28. Remove ten bolts and remove cylinder head cover.
29. Remove fixing bolt of timing belt tensioner then
remove timing belt tensioner.
020RW010
30. Remove timing belt.
CAUTION:
D
Do not bend or twist belt, otherwise its core could
be damaged. The belt should not be bent at a
radius less than 30 mm.
D
Timing belt drive pulley counterhold with
J–42620.
D
Do not allow oil or other chemical substances to
come in contact with the belt. They will shorten
the life.
D
Do not attempt to pry or stretch the belt with a
screw driver or any other tool during installation.
D
Store timing belt in cool and dark place. Never
expose the belt direct sunlight or heat.
31. Use adjustable wrench to hexagonal portion of
camshaft and remove fixing bolts from front end of
camshaft.
32. Remove camshaft drive pulley from intake and
exhaust camshaft.
33. Remove two idle pulleys, the left side with idle pulley
bracket.
34. Remove two bolts and stud bolt and remove timing
belt rear cover.
35. Remove camshaft angle sensor
36. Disconnect engine oil pressure switch connector.
050RW005
37. Remove camshaft assembly exhaust side.
38. Use J–42623 to remove ten cylinder head fixing bolts
012RW007
6A–26
ENGINE MECHANICAL (Y22SE 2.2L)
Installation
1. Clean sealing surface.
Put new cylinder head gasket on the cylinder block.
012R100002
2. Install the cylinder head assembly, tighten cylinder
head bolts by four steps tightening method in the
following sequence to the specified torque.(use
J–42623). New bolts must be used.
Torque: 25 N·m (18 lb ft) + 90
°
+ 90
°
+ 90
°
012RW006
3. Install camshaft assembly exhaust side and tighten
camshaft bracket bolts in the sequence to the
specified torque.
Torque: 8 N·m (69 lb in)
015RW014
4. Install the camshaft drive pulley, align a guide hole on
the camshaft drive pulley maked “IN” for in take and
“EX” for exhaust to guide pin on the camshaft.
Tighten drive pulley fixing bolt to the specified torque.
Torque: 50 N·m (37 lb ft) + 60
°
New bolts must be used.
5. Connect engine oil pressure switch connector.
6. Install camshaft angle sensor and bolt.
Torque: 6 N·m (52 lb in)
7. Install the timing belt rear cover and tighten three
bolts with apply thread sealant to the specified torque.
Torque
M6 bolt: 6 N·m (52 lb in)
020RW012
6A–27
ENGINE MECHANICAL (Y22SE 2.2L)
8. Install left side idle pulley with idle pulley bracket,
tighten to the specified torque and install right side
idle pulley and tighten to the specified torque.
Torque: 25 N·m (18 lb ft)
020RW016
9. Install timing belt tensioner then tighten it temporarily
until make alignment timing belt.
10. Install the cylinder head cover and tighten fixing bolt
temporally.
11. Install the timing belt and perform timing belt setting
refer to the timing belt in this manual.
NOTE: The tensioner setting is critical to reliable engine
running, refer to Timing belt tensioner setting.
12. Tighten cylinder head cover to the specified torque.
Torque: 6 N·m (52 lb in)
13. Connect camshaft angle sensor connector.
14. Install the ignition cable to spark plug.
15. Install ignition cable cover and tighten two bolts.
Torque: 3 N·m (26 lb in)
16. Install ventilation hoses to cylinder block side and
cylinder head side.
17. Install timing belt front cover and tighten two bolts to
the specified torque.
Torque: 6 N·m (52 lb in)
18. Install crankshaft pulley and tighten four bolts.
Torque: 20 N·m (14 lb ft)
020RW014
19. Connect connector for power steering pump pressure
switch.
20. Connect engine harness connector to chassis
harness of the left rear of engine compartment and
install engine harness cover.
21. Install two bolts to intake manifold for water pipe
support.
22. Install fixing nut of intake manifold stay (1) to cylinder
block.
025RW002
23. Install canister hose.
24. Connect connector for evaporation valve.
6A–28
ENGINE MECHANICAL (Y22SE 2.2L)
25. Install fuel pipe joint eye bolts to fuel rail assembly and
install fuel pipe bracket with electric ground cable.
Torque: 25 N·m (18 lb ft)
042RW001
26. Install water hose between water pipe and throttle
body.
27. Install heater hose to water pipe side.
28. Install heater hose to adapter side.
29. Connect knock sensor connector.
30. Connect crankshaft angle sensor connector.
31. Install generator with bracket and tighten three bolts.
Torque: 20 N·m (14 lb ft)
065RW025
32. Install exhaust front pipe to exhaust manifold and
tighten four nuts to the specified torque.
Torque: 25 N·m (18 lb ft)
150R100004
33. Install radiator upper hose to engine.
34. Move drive belt tensioner to loose side using wrench
then install the drive belt to normal position.
033RW001
35. Install intake air duct bracket to cylinder head.
36. Install air intake duct assembly with air cleaner cover
to throttle body and tighten nut to the air intake duct
bracket then tighten hose clamp.
Torque
7 N·m (61 lb in) for nut
3 N·m (26 lb in) for hose clamp bolt
37. Install PCV hose to air intake duct.
38. Connect connector of intake air temperature sensor
on intake air duct.
39. Connect battery ground cable.
40. Fill engine coolant to full level in the engine coolant
reservoir tank.
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