Remove the main muffler.
Remove the middle tube.
Remove the three way catalytic converter.
Remove the upper exhaust manifold heat shield with bracket.
Pic. 2.224. The order of unscrewing the bolts of the exhaust manifold
Turn off 7 bolts of fastening of a final collector in an order, the return specified in drawing 2.224.
Remove the exhaust manifold gasket.
Remove the lower exhaust manifold heat shield.
Remove the front heated oxygen sensor.
Remove the rear heated oxygen sensor.
Pic. 2.225. Removing the Heated Oxygen Sensor Using the Special Tool
Attention! Remove heated oxygen sensors using a special tool (pic. 2.225).
Install in the reverse order of removal.