FRONT EXHAUST PIPE
Exhaust
10) Separate front exhaust pipe from exhaust mani-folds.
2. Front Exhaust Pipe
S182065
A: REMOVAL S182065A18
1) Disconnect battery ground cable.
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B: INSTALLATION
S182065A11
2)   Remove front oxygen (A/F) sensor. <Ref. to FU(DOHC TURBO)-42, REMOVAL, Front Oxygen (A/F) Sensor. >
3)   Remove under cover.
4)   Remove lower exhaust manifold cover (RH).
5)   Remove lower and upper exhaust manifold covers (LH).
CAUTION:
Replace gaskets with new ones.
1) Assemble front exhaust pipe and exhaust manifolds.
Tightening torque:
39 Nm (4 kgf-m, 28.9 ft-lb)
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6)   Remove bolts and nuts which hold front exhaust pipe assembly to turbocharger joint pipe.
7)  While holding front exhaust pipe assembly with one hand, remove nuts which hold front exhaust pipe assembly to cylinder head exhaust port.
2)   Install front exhaust pipe covers.
Tightening torque:
25 Nm (2.5 kgf-m, 18.1 ft-lb)
3)   Install upper exhaust manifold cover (RH).
Tightening torque:
18.6 Nm (1.9 kgf-m, 13.7 ft-lb)
4)   Install front exhaust pipe assembly.
Tightening torque:
35 Nm (3.6 kgf-m, 26.0 ft-lb)
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8)   Remove front exhaust pipe assembly.
9)   Remove covers from exhaust manifold and front exhaust pipe.
EX(DOHC TURBO)-7
FRONT EXHAUST PIPE
Exhaust
5) Connect exhaust manifold (RH) to turbocharger joint pipe.
Tightening torque:
35 Nm (3.6 kgf-m, 26.0 ft-lb)
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6)   Install upper and lower exhaust manifold covers (LH).
Tightening torque:
18.6 Nm (1.9 kgf-m, 13.7 ft-lb)
7)   Install lower exhaust manifold cover (RH).
Tightening torque:
18.6 Nm (1.9 kgf-m, 13.7 ft-lb)
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8)   Install front oxygen (A/F) sensor. <Ref. to FU(DOHC TURBO)-43, INSTALLATION, Front Oxygen (A/F) Sensor. >
9)   Install under cover.
10)  Connect battery ground cable.
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EX(DOHC TURBO)-8