Remove the engine cover.
Disconnect the battery negative terminal.
Tightening torque:
3.9 ~ 5.9 N.m (0.4 ~ 0.6 kgf.m, 3.0 ~ 4.4 lb-ft)
Disconnect the front oxygen sensor connector (A) and then remove it from the bracket.
Remove the front muffler (A).
Tightening torque:
39.2 ~ 58.8 N.m (4.0 ~ 6.0 kgf.m, 28.9 ~ 43.4 lb-ft)
Remove the exhaust manifold heat protector (A).
Tightening torque:
9.8 ~ 11.8 N.m (1.0 ~ 1.2 kgf.m, 7.2 ~ 8.7 lb-ft)
Remove the driveshaft heat protector (A).
Remove the exhaust manifold stay (A).
Tightening torque:
39.2 ~ 49.0 N.m (4.0 ~ 5.0 kgf.m, 28.9 ~ 36.2 lb-ft)
Remove the exhaust manifold (A) with the gasket (B).
Tightening torque:
29.4 ~ 34.3 N.m (3.0 ~ 3.5 kgf.m, 21.7 ~ 25.3 lb-ft)
When installing the exhaust manifold, tighten the nuts with pre-torque first, and then tighten the nuts with specified torque in the sequence shown.
Installation is reverse order of removal.
When installing, replace with a new gasket.