Exhaust MITSUBISHI 380 2005 User Guide
[x] Cancel search | Manufacturer: MITSUBISHI, Model Year: 2005, Model line: 380, Model: MITSUBISHI 380 2005Pages: 1500, PDF Size: 47.87 MB
Page 967 of 1500

Page 968 of 1500

INTAKE MANIFOLD
INTAKE AND EXHAUST15-9
>>C<< FUEL HIGH-PRESSURE HOSE
INSTALLATION
Be careful not to allow any engine oil to enter the fuel
rail.
Be careful not to bend the fuel high-pressure hose as it
is made of plastics.
1. When connecting the fuel high-pressure hose to the fuel rail,
apply a small amount of new engine oil to the O-ring and
then insert the fuel high-pressure hose, being careful not to
damage the O-ring.
2. While turning the fuel high-pressure hose to the left and
right, install it to the fuel rail.
3. Check that the injector turns smoothly. If it does not turn
smoothly, the O-ring may be trapped. Remove the fuel
high-pressure hose and then re-insert it into the fuel rail and
check again.
INSPECTIONM1151003100672
Check the following points; replace the part if a problem is
found.
.
Intake Manifold Check
1. Check for damage or cracking of any part.
2. Clogging of the negative pressure (vacuum) outlet port.
3. Using a straight edge and feeler gauge, check for distortion
of the cylinder head installation surface.
Standard value: 0.15 mm (0.006 inch) or less
Limit: 0.20 mm (0.008 inch)
Page 969 of 1500

EXHAUST MANIFOLD
INTAKE AND EXHAUST15-10
EXHAUST MANIFOLD
REMOVAL AND INSTALLATION M1151003301055
Pre-removal and Post-installation Operation
Under Cover Removal and Installation (Refer to GROUP
51, Under Cover P.51-13).
Air Duct Removal and Installation (Refer to P.15-4).
REMOVAL STEPS
1. LEFT HEATED OXYGEN SENSOR
CONNECTOR
<> >>A<<2. LEFT BANK HEATED OXYGEN
SENSOR (FRONT)
<> >>B<<3. LEFT BANK HEATED OXYGEN
SENSOR (REAR)
4. HEAT PROTECTOR
5. FRONT EXHAUST PIPE
CONNECTING BOLTS6. FRONT EXHAUST PIPE GASKET
7. EXHAUST MANIFOLD STAY, LEFT
B
8. EXHAUST MANIFOLD
9. EXHAUST MANIFOLD GASKET
10. EXHAUST MANIFOLD STAY, LEFT
A REMOVAL STEPS (Continued)
Page 970 of 1500

EXHAUST MANIFOLD
INTAKE AND EXHAUST15-11
Required Special Tools:
MB991953: Oxygen Sensor WrenchMD998770: Oxygen Sensor Wrench
Pre-removal and Post-installation Operation
Air Cleaner Cover and Air Intake Duct Removal and
Installation (Refer to P.15-4).
Battery Removal and Installation
Under Cover Removal and Installation (Refer to GROUP
51, Under Cover P.51-13).
Front Exhaust Pipe, Center Exhaust Pipe Removal and
Installation (Refer to P.15-14).
Strut Tower Bar Removal and Installation (Refer to
GROUP 42, Strut Tower Bar P.42-12).
Engine Coolant Draining and Refilling (Refer to GROUP
14, On-vehicle Service Engine Coolant Replacement
P.14-27).
REMOVAL STEPS
1.
CENTER UNDER FLOOR HEAT
PROTECTOR
STEERING GEAR AND LINKAGE
PROTECTOR (REFER TO GROUP 37,
POWERSTEERING GEAR BOX AND
LINKAGE
P.37-30)
2.FRONT UNDER FLOOR HEAT
PROTECTOR
3.EXHAUST MANIFOLD STAY, RIGHT A
4.RIGHT BANK HEATED OXYGEN
SENSOR (FRONT) CONNECTOR
5.RIGHT BANK HEATED OXYGEN
SENSOR (REAR) CONNECTOR
<> >>A<<6.RIGHT BANK HEATED OXYGEN
SENSOR (FRONT)
<> >>A<<7.RIGHT BANK HEATED OXYGEN
SENSOR (REAR)
10.UPPER HEAT PROTECTOR
11 .EXHAUST MANIFOLD STAY, RIGHT B
12.EXHAUST MANIFOLD
13.EXHAUST MANIFOLD GASKET
REMOVAL STEPS (Continued)
Page 971 of 1500

EXHAUST MANIFOLD
INTAKE AND EXHAUST15-12
REMOVAL SERVICE POINTS
.
<> LEFT BANK HEATED OXYGEN SENSOR
(FRONT)/RIGHT BANK HEATED OXYGEN SEN-
SOR (FRONT)/RIGHT BANK HEATED OXYGEN
SENSOR (REAR) REMOVAL
Use special tool MD998770 to remove the heated oxygen sen-
sor.
.
<> LEFT BANK HEATED OXYGEN SENSOR
(REAR) REMOVAL
Use special tool MB991953 to remove the heated oxygen sen-
sor.
INSTALLATION SERVICE POINTS
.
>>A<< RIGHT BANK HEATED OXYGEN SENSOR
(REAR)/RIGHT BANK HEATED OXYGEN SENSOR
(FRONT)/LEFT BANK HEATED OXYGEN SENSOR
(FRONT) INSTALLATION
Use special tool MD998770 to install the heated oxygen sen-
sor.
.
Page 972 of 1500

EXHAUST MANIFOLD
INTAKE AND EXHAUST15-13
>>B<< LEFT BANK HEATED OXYGEN SENSOR
(REAR) INSTALLATION
Use special tool MB991953 to install the heated oxygen sensor.
INSPECTIONM1151003400587
Check the following points; replace the part if a problem is
found.
.
Exhaust Manifold Check
1. Check for damage or cracking of any part.
2. Using a straight edge and a feeler gauge, check for
distortion of the cylinder head installation surface.
Standard value: 0.15 mm (0.006 inch) or less
Limit: 0.20 mm (0.008 inch)
Page 973 of 1500

EXHAUST PIPE AND MAIN MUFFLER
INTAKE AND EXHAUST15-14
EXHAUST PIPE AND MAIN MUFFLER
REMOVAL AND INSTALLATIONM1151008700334
Required Special Tool:
MB991953: Oxygen Sensor Wrench
REMOVAL SERVICE POINT
.
<> HEATED OXYGEN SENSOR REMOVAL
Use special tool MB991953 to remove the heated oxygen sen-
sor.
MAIN MUFFLER REMOVAL STEPS
1.MAIN MUFFLER
2.SEAL RING
3.HANGER
CENTER EXHAUST PIPE
REMOVAL STEPS
4.
CROSSMEMBER STAY
5.FRONT FLOOR BACKBONE BRACE
6.CENTER EXHAUST PIPE
2.SEAL RING
7.GASKET
8.HANGERFRONT EXHAUST PIPE REMOVAL
STEPS
10. FRONT NO.1 EXHAUST PIPE
11. GASKET
12. GASKET
13. SEAL RING
14. FRONT NO.2 EXHAUST PIPE
7. GASKET
15. HANGER
17. CENTER UNDER FLOOR HEAT
PROTECTOR
18. FRONT UNDER FLOOR HEAT
PROTECTOR
19.REAR UNDER FLOOR HEAT
PROTECTOR
Page 974 of 1500

EXHAUST PIPE AND MAIN MUFFLER
INTAKE AND EXHAUST15-15
INSTALLATION SERVICE POINT
.
>>A<< HEATED OXYGEN SENSOR INSTALLA-
TION
Use special tool MB991953 to install the heated oxygen sensor.
Page 975 of 1500

SPECIFICATIONS
INTAKE AND EXHAUST15-16
SPECIFICATIONS
FASTENER TIGHTENING SPECIFICATIONSM1151006800506
ITEMSPECIFICATION
Air cleaner
Air cleaner bolt 8.8
1.0 Nm (78 9 in-lb)
Air cleaner bracket bolt and nut 12
2 Nm (102 22 in-lb)
Air cleaner resonator bolt 8.8
1.0 Nm (78 9 in-lb)
Air intake hose clamp bolt 4.0
0.9 Nm (35 8 in-lb)
Airflow sensor nut 8.0
1.0 Nm
Exhaust manifold
Exhaust manifold nut 44
5 Nm (33 3 ft-lb)
Front exhaust pipe bolt 49
9 Nm (37 6 ft-lb)
Exhaust manifold stay, left A bolt M8 19
3 Nm (14 2 ft-lb)
Exhaust manifold stay, left B bolt M10 44
8 Nm (33 5 ft-lb)
Heat protector bolt 14
1 Nm (120 13 in-lb)
Heated oxygen sensor 44
5 Nm (33 3 ft-lb)
Exhaust manifold
Exhaust manifold nut 44
5 Nm (33 3 ft-lb)
Exhaust manifold stay, right A bolt M12 75
10 Nm (55 7 ft-lb)
Exhaust manifold stay, right B bolt M10 44
5 Nm (33 3 ft-lb)
Heat protector bolt 14
1 Nm (120 13 in-lb)
Heated oxygen sensor 44
5 Nm (33 3 ft-lb)
Exhaust pipe and main muffler
Crossmember stay bolt 45
5 Nm (34 3 ft-lb)
Center exhaust pipe nut 49
9 Nm (37 6 ft-lb)
Front floor backbone brace bolt 22
4 Nm (16 3 ft-lb)
Front no.1 exhaust pipe bolt 35
4 Nm (26 3 ft-lb)
Front no.1 exhaust pipe to front no.2 exhaust pipe bolt 49
4 Nm (37 3 ft-lb)
Front no.1 exhaust pipe to right bank exhaust manifold nut 49
9 Nm (37 6 ft-lb)
Front no.1 exhaust pipe to left bank exhaust manifold bolt 49
9 Nm (37 6 ft-lb)
Hanger bolt 12
2 Nm (107 17 in-lb)
Main muffler bolt 49
4 Nm (37 3 ft-lb)
Heat protector bolt 14
1 Nm (120 13 in-lb)
Intake manifold
Control harness clamp bolt 11
1 Nm (98 8 in-lb)
Engine mounting stay bolt 36
6 Nm (27 4 ft-lb)
Fuel rail and injector bolt 12
1 Nm (102 13 in-lb)
Intake manifold bolt 22
1 Nm (16 1 ft-lb)
Timing belt front upper cover bolt M6 11
1 Nm (98 8 in-lb)
M8 14
1 Nm (120 13 in-lb)
Page 976 of 1500

SPECIFICATIONS
INTAKE AND EXHAUST15-17
Water pump bracket bolt 24 3 Nm (18 2 ft-lb) ITEMSPECIFICATION