2.
Disconnect the oxygen sensor connectors (A). (Unleaded only)
Disconnect the battery negative terminal.
Disconnect the oxygen sensor connectors (A). (Unleaded only)
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 stay (A).
Tightening torque:
39.2 ~ 49.0 N.m (4.0 ~ 5.0 kgf.m, 28.9 ~ 36.2 lb-ft)
[Unleaded]
[Leaded]
Use the SST (Oxygen sensor socket wrench : 09392-2H100), remove the oxygen sensor (A) after disconnect the connector from the bracket. (Unleaded only)
Tightening torque
Oxygen sensor:
39.2 ~ 49.0 N.m (4.0 ~ 5.0 kgf.m, 28.9 ~ 36.2 lb-ft)
Remove the heat protector (A).
[Unleaded]
Tightening torque:
9.8 ~ 11.8N.m (1.0 ~ 1.2kgf.m, 7.2 ~ 8.7lb-ft)
[Leaded]
Tightening torque:
16.7 ~ 21.6 N.m (1.7 ~ 2.2 kgf.m, 12.3 ~ 15.9 lb-ft)
Remove the exhaust manifold (A).
[Unleaded]
Tightening torque:
29.4 ~ 41.2 N.m (3.0 ~ 4.2 kgf.m, 21.7 ~ 30.4 lb-ft)
[Leaded]
Tightening torque:
29.4 ~ 34.3 N.m (3.0 ~ 3.5 kgf.m, 21.7 ~ 25.3 lb-ft)
Install in reverse order of removal with a new manifold gasket.
