Mitsubishi Galant 9G. Manual - part 348

 

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Mitsubishi Galant 9G. Manual - part 348

 

 

INTAKE MANIFOLD

TSB Revision

INTAKE AND EXHAUST

15-12

REMOVAL SERVICE POINT

.

<<A>> FUEL RAIL AND INJECTOR REMOVAL

CAUTION

Care must be taken when removing the fuel rail not to drop 
the injector.
Remove the fuel rail with the injectors attached to it.

INSTALLATION SERVICE POINTS

.

>>A<< INTAKE MANIFOLD GASKET INSTALLA-
TION

Install the gasket with the protrusions in the position illustrated.

.

>>B<< INTAKE MANIFOLD INSTALLATION

1. Coat the intake manifold mounting studs with engine oil.
2. Tighten the intake manifold mounting nuts by the following 

procedure.

.

ACX02434 AC

PROTRUSION

PROTRUSION

FRONT OF VEHICLE

ORDER MOUNTING NUTS TIGHTENING TORQUE 

1st

Right-bank nuts

6.5 

± 1.5 N⋅m (58 ± 13 in-lb)

2nd

Left-bank nuts

22 

± 1 N⋅m (16 ± 1 ft-lb)

3rd

Right-bank nuts

22 

± 1 N⋅m (16 ± 1 ft-lb)

4th

Left-bank nuts

22 

± 1 N⋅m (16 ± 1 ft-lb)

5th

Right-bank nuts

22 

± 1 N⋅m (16 ± 1 ft-lb)

AC001433

RIGHT BANK

LEFT BANK

AB

INTAKE MANIFOLD

TSB Revision

INTAKE AND EXHAUST

15-13

>>C<< FUEL HIGH-PRESSURE HOSE 
INSTALLATION

CAUTION

• 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.

INSPECTION

M1151003100672

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, or 

clogging of the exhaust gas recirculation passages.

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)

AC206397

FUEL HIGH-
PRESSURE
HOSE

O-RING

FUEL RAIL

AB

EXHAUST MANIFOLD

TSB Revision

INTAKE AND EXHAUST

15-14

EXHAUST MANIFOLD

REMOVAL AND INSTALLATION <2.4L ENGINE>

M1151003300676

Required Special Tool:

• MB991953: Oxygen Sensor Wrench

AC306678

1

6

5

4

3

2

AB

1

N

14 ± 1 N·m
120 ± 13 in-lb

14 ± 1 N·m
120 ± 13 in-lb

14 ± 1 N·m
120 ± 13 in-lb

44 ± 5 N·m
33 ± 3 ft-lb  

44 ± 5 N·m
33 ± 3 ft-lb  

49 ± 5 N·m
36 ± 4 ft-lb  

44 ± 5 N·m
33 ± 3 ft-lb  

35 ± 6 N·m
26 ± 4 ft-lb  

REMOVAL STEPS

<<A>>>A<<

1. HEATED OXYGEN SENSOR
2. EXHAUST MANIFOLD COVER
• FRONT  NO.1 EXHAUST PIPE 

(REFER TO 

P.15-20

).

3. EXHAUST  MANIFOLD BRACKET B

4. EXHAUST MANIFOLD
5. EXHAUST MANIFOLD GASKET
6. EXHAUST MANIFOLD BRACKET A

REMOVAL STEPS (Continued)

EXHAUST MANIFOLD

TSB Revision

INTAKE AND EXHAUST

15-15

REMOVAL SERVICE POINT

.

<<A>> HEATED OXYGEN SENSOR REMOVAL

Use special tool MB991953 to remove the heated oxygen sen-
sor.

INSTALLATION SERVICE POINT

.

>>A<< HEATED OXYGEN SENSOR INSTALLA-
TION

Use special tool MB991953 to install the heated oxygen sensor.

AC301966

AC

HEATED OXYGEN 
SENSOR

MB991953

AC301966

AC

HEATED OXYGEN 
SENSOR

MB991953

 

 

 

 

 

 

 

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