Mitsubishi Eclipse. Manual - part 663

EXHAUST PIPE, MAIN MUFFLER AND CATALYTIC CONVERTER <2.4L ENGINE>

TSB Revision

INTAKE AND EXHAUST

15-23

REMOVAL SERVICE POINT

.

<<A>> HEATED OXYGEN SENSOR (REAR) REMOVAL
Use special tool MD998770 to remove the oxygen sensor.

INSTALLATION SERVICE POINT

.

>>A<< HEATED OXYGEN SENSOR (REAR) INSTALLATION
Use special tool MD998770 to install the oxygen sensor.

ACX02426 AB

MD998770

ACX02426 AB

MD998770

EXHAUST PIPE, MAIN MUFFLER AND CATALYTIC CONVERTER <3.0L ENGINE>

TSB Revision

INTAKE AND EXHAUST

15-24

EXHAUST PIPE, MAIN MUFFLER AND CATALYTIC 

CONVERTER <3.0L ENGINE>

REMOVAL AND INSTALLATION

M1151005400259

Required Special Tools:

• MB998770: Oxygen Sensor Wrench

AC106410AB

N

N

N

N

N

N

1

2

3

4

5

6

7

10

8

11

12

14

13

15

16

9

44 ± 5 N·m
33 ± 3 ft-lb

44 ± 5 N·m
33 ± 3 ft-lb

12 ± 2 N·m
107 ± 17 in-lb

32 ± 7 N·m
24 ± 5 ft-lb

12 ± 2 N·m
107 ± 17 in-lb

44 ± 5 N·m
33 ± 3 ft-lb

35 ± 4 N·m
26 ± 3 ft-lb

32 ± 7 N·m
24 ± 5 ft-lb

12 ± 2 N·m
107 ± 17 in-lb

59 ± 10 N·m
44 ± 7 ft-lb

49 ± 9 N·m
37 ± 6 ft-lb

49 ± 9 N·m
37 ± 6 ft-lb

35 ± 4 N·m
26 ± 3 ft-lb

12 ± 2 N·m
107 ± 17 in-lb

12 ± 2 N·m
107 ± 17 in-lb

12 ± 2 N·m
107 ± 17 in-lb

35 ± 4 N·m
26 ± 3 ft-lb

MAIN MUFFLER REMOVAL 
STEPS

1.

MAIN MUFFLER

2.

HANGER

3.

HANGER
CENTER EXHAUST PIPE 
REMOVAL STEPS

4.

CENTER EXHAUST PIPE

5.

HANGER

6.

HANGER

7.

PROTECTOR
FRONT EXHAUST PIPE 
REMOVAL STEPS

<<A>>

>>A<<

8.

LEFT BANK HEATED OXYGEN 
SENSOR (REAR)

9.

FRONT EXHAUST PIPE 
(CATALYTIC CONVERTER 
INCORPORATED)

10. HANGER
11. EXHAUST FITTING STAY (LH)
12. WARM-UP THREE-WAY 

CATALYTIC CONVERTER (LH)

<<A>>

>>A<<

13. RIGHT BANK HEATED OXYGEN 

SENSOR (REAR)

•

INTAKE MANIFOLD PLENUM 
<VEHICLE WITH INTAKE 
MANIFOLD TUNING (IMT) 
SYSTEM> (REFER TO 

P.15-7

.)

<<A>>

>>A<<

14. RIGHT BANK HEATED OXYGEN 

SENSOR (FRONT)

15. EXHAUST FITTING STAY (RH)
16. WARM-UP THREE-WAY 

CATALYTIC CONVERTER (RH)

FRONT EXHAUST PIPE 
REMOVAL STEPS (Continued)

SPECIFICATIONS

TSB Revision

INTAKE AND EXHAUST

15-25

REMOVAL SERVICE POINT

.

<<A>> LEFT BANK HEATED OXYGEN SENSOR 
(REAR)/RIGHT BANK HEATED OXYGEN SENSOR 
(REAR)/RIGHT BANK HEATED OXYGEN SENSOR (FRONT) 
REMOVAL
Use special tool MD998770 to remove the oxygen sensor.

INSTALLATION SERVICE POINT

.

>>A<< RIGHT BANK HEATED OXYGEN SENSOR 
(FRONT)/RIGHT BANK HEATED OXYGEN SENSOR 
(REAR)/LEFT BANK HEATED OXYGEN SENSOR (REAR) 
INSTALLATION
Use special tool MD998770 to install the oxygen sensor.

SPECIFICATIONS

FASTENER TIGHTENING SPECIFICATIONS

M1151006800313

ACX02426 AB

MD998770

ACX02426 AB

MD998770

ITEM

SPECIFICATION

Air cleaner
Air cleaner bolt

8.8 

± 1.0 N⋅m (78 ± 9 in-lb)

Air cleaner bracket bolt

8.8 

± 1.0 N⋅m (78 ± 9 in-lb)

Air intake hose clamp bolt

3.9 

± 1.0 N⋅m (38 ± 8 in-lb)

Volume airflow sensor nut

8.8 

± 1.0 N⋅m (78 ± 9 in-lb)

Exhaust manifold <2.4L Engine>
Engine hanger nut

29 

± 3 N⋅m (22 ± 2 ft-lb)

Exhaust manifold bracket bolt

35 

± 6 N⋅m (26 ± 4 ft-lb)

SPECIFICATIONS

TSB Revision

INTAKE AND EXHAUST

15-26

Exhaust manifold nut

M8

29 

± 3 N⋅m (22 ± 2 ft-lb)

M10

49 

± 5 N⋅m (36 ± 4 ft-lb)

Front exhaust pipe nut

49 

± 10 N⋅m (37 ± 7 ft-lb)

Heat protector bolt

14 

± 1 N⋅m (120 ± 13 in-lb)

Heated oxygen sensor (front)

44 

± 5 N⋅m (33 ± 3 ft-lb)

Exhaust manifold <3.0L Engine>
EGR pipe bolt

59 

± 10 N⋅m (44 ± 7 ft-lb)

EGR pipe gasket bolt

18 

± 2 N⋅m (13 ± 2 ft-lb)

Exhaust manifold nut

44 

± 5 N⋅m (33 ± 3 ft-lb)

Heat front protector <right bank> bolt

14 

± 1 N⋅m (120 ± 13 in-lb)

Heat lower protector <left bank> bolt

14 

± 1 N⋅m (120 ± 13 in-lb)

Heat lower protector <right bank> bolt

14 

± 1 N⋅m (120 ± 13 in-lb)

Heat protector <left bank> bolt

14 

± 1 N⋅m (120 ± 13 in-lb)

Heat protector <right bank> bolt

14 

± 1 N⋅m (120 ± 13 in-lb)

Heat upper protector <left bank> bolt

14 

± 1 N⋅m (120 ± 13 in-lb)

Heat upper protector <right bank> bolt

14 

± 1 N⋅m (120 ± 13 in-lb)

Left bank heated oxygen sensor (front)

44 

± 5 N⋅m (33 ± 3 ft-lb)

Exhaust pipe and main muffler <2.4L Engine>
Center exhaust pipe bolt

59 

± 10 N⋅m (44 ± 7 ft-lb)

Front exhaust pipe nut

49 

± 10 N⋅m (37 ± 7 ft-lb)

Hanger bolt

12 

± 2 N⋅m (107 ± 17 in-lb)

Heated oxygen sensor (rear)

44 

± 5 N⋅m (33 ± 3 ft-lb)

Exhaust pipe and main muffler <3.0L Engine>
Center exhaust pipe bolt

59 

± 10 N⋅m (44 ± 7 ft-lb)

Exhaust fitting stay (LH)

M8

12 

± 2 N⋅m (107 ± 17 in-lb)

M12

32 

± 7 N⋅m (24 ± 5 ft-lb)

Exhaust fitting stay (RH)

M8

12 

± 2 N⋅m (107 ± 17 in-lb)

M12

32 

± 7 N⋅m (24 ± 5 ft-lb)

Front exhaust pipe nut

49 

± 9 N⋅m (37 ± 6 ft-lb)

Hanger bolt

12 

± 2 N⋅m (107 ± 17 in-lb)

Left bank heated oxygen sensor (rear)

44 

± 5 N⋅m (33 ± 3 ft-lb)

Right bank heated oxygen sensor (front)

44 

± 5 N⋅m (33 ± 3 ft-lb)

Right bank heated oxygen sensor (rear)

44 

± 5 N⋅m (33 ± 3 ft-lb)

Warm-up three-way catalytic converter (LH) nut

35 

± 4 N⋅m (26 ± 3 ft-lb)

Warm-up three-way catalytic converter (RH) nut

35 

± 4 N⋅m (26 ± 3 ft-lb)

Intake manifold <2.4L Engine>
Accelerator cable clamp bolt

11 

± 1 N⋅m (98 ± 8 in-lb)

EGR vacuum regulator solenoid valve bolt

8.8 

± 1.0 N⋅m (78 ± 9 in-lb)

EGR valve bolt

21 

± 4 N⋅m (16 ± 3 ft-lb)

Evaporative emission purge solenoid valve bolt

8.8 

± 1.0 N⋅m (78 ± 9 in-lb)

ITEM

SPECIFICATION