Suzuki 2006 SX4, Service Manual

Page: 375 / 1478

Exhaust System: 1K-3
Exhaust Manifold Removal and Installation
S6RW0C1B06002
Removal
WARNING
!
To avoid danger of being burned, do not
service exhaust system while it is still hot.
Service should be performed after system
cools down.
1) Disconnect negative (–) cable at battery.
2) Remove engine hood referring to “Hood Removal
and Installation in Section 9J”.
3) Remove air cleaner assembly referring to “Air
Cleaner Assembly Removal and Installation in
Section 1D”.
4) Disconnect ground wire (1) and remove exhaust
manifold cover (2).
5) Remove right and left side engine under covers.
6) Remove exhaust No.1 pipe referring to “Exhaust
Pipe and Muffler Removal and Installation”.
7) Support engine assembly by using chain hoist (1)
and hook (2) as shown in figure.
8) Remove engine right mounting No.1 bracket and
engine right mounting No.2 bracket referring to
“Engine Mountings Components in Section 1D”.
9) Loosen exhaust manifold bolts and nuts in numerical
order (“1” through “9”) as shown in figure, and
remove them.
10) Remove exhaust manifold (1), engine hook (2) and
gasket from cylinder head.
[A]: View A 11. Exhaust No.2 pipe 23. Exhaust pipe No.1 stiffener bolt
[B]: View B 12. Exhaust center pipe 24. Catalyst heat insulator nut
1. Exhaust manifold cover 13. Exhaust pipe clamp 25. Exhaust pipe clamp bolt
2. Exhaust manifold
: See “A”
14. Muffler : 45 N
⋅
m (4.5 kgf-m, 32.5 lb-ft)
3. Exhaust manifold gasket 15. Tail pipe : Tighten 50 N
⋅
m (5.0 kgf-m, 36.5 lb-ft) by the
specified procedure.
4. Engine hook 16. Muffler mounting No. 1 : 65 N
⋅
m (6.5 kgf-m, 47.0 lb-ft)
5. A/F sensor 17. Muffler mounting No. 2 : 43 N
⋅
m (4.3 kgf-m, 31.5 lb-ft)
6. Gasket 18. Catalyst heat insulator : Tighten 65 N
⋅
m (6.5 kgf-m, 47.0 lb-ft) by the
specified procedure.
7. Exhaust No.1 pipe 19. Exhaust manifold bolt : 2 N
⋅
m (0.2 kgf-m, 1.5 lb-ft)
8. HO2S 20. Exhaust manifold nut : 29 N
⋅
m (2.9 kgf-m, 21.0 lb-ft)
9. Exhaust No.1 pipe stiffener
: See “B”
21. Exhaust No.1 pipe nut : Do not reuse.
10. Seal ring 22. Exhaust pipe bolt
“A”: Tighten exhaust manifold nuts and bolts the following tightening order as shown in [A].
Tightening order: a
→
b
→
c
→
d
→
e
→
f
→
g
→
h
→
i
“B”: Tighten exhaust No.1 pipe stiffener bolt (a) first and next (b) as shown in [B].
1
2
I7RW011B0002-01
1
2
I7RW011B0003-01
“7”
“1”
“2”
1
2
“4”
“8”
“9”
“5”
“6”
“3”
I7RW011B0004-02