REMOVAL AND INSTALLATION <4B1>







Exhaust main muffler and rear floor panel heat protector removal steps


1.
Exhaust main muffler


10.
Seal ring


11.
Exhaust muffler hanger


12.
Rear floor panel heat protector



Centre exhaust pipe and front floor panel rear heat protector removal steps


2.
Backbone brace


·
Footrest


·
Lower side cover (Refer to GROUP 52A - Front Floor Console Assembly ).


·
Turn up the driver’s side floor carpet.


3.
Oxygen sensor (front) connector
<<A>>
>>B<<
4.
Oxygen sensor (front)


5.
Harness cover


6.
Oxygen sensor (rear) connector
<<A>>
>>B<<
7.
Oxygen sensor (rear)


8.
Centre exhaust pipe


10.
Seal ring


13.
Exhaust pipe gasket


14.
Exhaust muffler hanger
<<B>>
>>A<<
15.
Rivet


16.
Front floor rear panel heat protector



Front exhaust pipe and front floor panel front heat protector removal steps


9.
Front exhaust pipe


13.
Exhaust pipe gasket


17.
Seal ring


18.
Dash panel heat protector
<<B>>
>>A<<
19.
Rivet


20.
Front floor front panel 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 parts 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