REMOVAL AND INSTALLATION <4A9>

<M/T>

			Exhaust main muffler removal steps
		1.	Exhaust main muffler
		10.	Seal ring
		11.	Exhaust muffler hanger
			Centre exhaust pipe and front floor panel rear heat protector removal steps
		2.	Backbone brace
		·	Cowl side trim (Refer to GROUP 52A - Trims ).
		·	Footrest
		·	Floor console side cover (Refer to GROUP 52A - Floor Console Assembly ).
		·	Turn up the passenger side floor carpet. <LH drive vehicles>
		·	Turn up the drive’s side floor carpet. <RH drive vehicles>
		3.	Oxygen sensor connector
<<A>>	>>B<<	4.	Oxygen sensor
		5.	Harness cover
		6.	Oxygen sensor (rear) connector
<<A>>	>>B<<	7.	Oxygen sensor (rear)
		8.	Centre exhaust pipe
		10.	Seal ring
		12.	Exhaust pipe gasket
		13.	Exhaust muffler hanger
<<B>>	>>A<<	14.	Rivet
		15.	Front floor panel rear heat protector
			Front exhaust pipe and front floor panel front heat protector removal steps
		9.	Front exhaust pipe
		12.	Exhaust pipe gasket
		16.	Seal ring
		17.	Dash panel heat protector
<<B>>	>>A<<	18.	Rivet
		19.	Front floor panel front heat protector

<A/T>

			Exhaust main muffler removal steps
		1.	Exhaust main muffler
		9.	Seal ring
		10.	Exhaust muffler hanger
			Centre exhaust pipe and front floor panel rear heat protector removal steps
		2.	Backbone brace
		·	Cowl side trim (Refer to GROUP 52A - Trims ).
		·	Footrest
		·	Floor console side cover (Refer to GROUP 52A - Floor Console Assembly ).
		·	Turn up the passenger side floor carpet. <LH drive vehicles>
		·	Turn up the drive’s side floor carpet. <RH drive vehicles>
		3.	Oxygen sensor connector
<<A>>	>>B<<	4.	Oxygen sensor (rear)
		5.	Centre exhaust pipe
		9.	Seal ring
		11.	Exhaust pipe gasket
		12.	Exhaust muffler hanger
<<B>>	>>A<<	13.	Rivet
		14.	Front floor panel rear heat protector
			Front exhaust pipe and front floor panel front heat protector removal steps
		6.	Oxygen sensor connector
<<A>>	>>B<<	7.	Oxygen sensor (front)
		8.	Front exhaust pipe
		11.	Exhaust pipe gasket
		15.	Seal ring
		16.	Dash panel heat protector
<<B>>	>>A<<	17.	Rivet
		18.	Front floor panel front heat protector

REMOVAL SERVICE POINTS

<<A>> OXYGEN SENSOR REMOVAL

Remove the connection and clamp of oxygen sensor connector, and then use special tool oxygen sensor wrench (MB991953) to remove the oxygen sensor.

<<B>> RIVET REMOVAL

caution

Be careful not to damage the heat protector with the drill.

Use a drill (6.0 mm) to make a hole in the rivet to break it, and then remove the rivet.

INSTALLATION SERVICE POINTS

>>A<< RIVET INSTALLATION

Use a rivet tool shown in the illustration to connect the parts with rivets by the following procedures.
1.Insert the rivet into a corresponding location.
2.Set the rivet tool at a portion A of rivet.
3.While pushing the flange surface of the rivet onto parts to be fixed with the rivet tool, press the handle of the tool.
4.Thin part of portion A of the rivet will be cut off and the part is fixed in position.

>>B<< OXYGEN SENSOR INSTALLATION

Tighten the oxygen sensor to the specified torque by using special tool oxygen sensor wrench (MB991953).
Tightening torque: 50 ± 10 N·m