Mitsubishi Montero Sport (2004+). Manual - part 359

 

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Mitsubishi Montero Sport (2004+). Manual - part 359

 

 

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI)

13A-849

INJECTOR 
BNK1

47

Injectors bank 
1 (right)*

3

Engine: 
cranking

When engine 
coolant 
temperature is 
0

°C (32°F)

11.4 

− 17.2 

ms

−

−

When engine 
coolant 
temperature is 
20

°C (68°F)

28 

− 42 ms

When engine 
coolant 
temperature is 
80

°C (176°F)

7.4 

− 11.2 

ms

Injectors bank 
1 (right)*

4

• Engine 

coolant 
temperature
: 80 

− 95°C 

(176 

− 

203

°F)

• Lights, 

electric 
cooling fan 
and all 
accessories
: OFF*

7

• Transmission

: "P" range

Engine is 
idling

2.5 

− 3.7 

ms

2,500 r/min

2.1 

− 3.3 

ms

When engine 
is suddenly 
revved

Increases

MUT-III 
SCAN 
TOOL 
DISPLAY

ITEM 
NO. 

INSPECTION 
ITEM

INSPECTION REQUIREMENT

NORMAL 
CONDITION

INSPECTION 
PROCEDURE 
NO.

REFERENCE 
PAGE

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI)

13A-850

INJECTOR 
BNK2

41

Injectors bank 
2 (left)*

3

Engine: 
cranking

When engine 
coolant 
temperature is 
0

°C (32°F)

11.4 

− 17.2 

ms

−

−

When engine 
coolant 
temperature is 
20

°C (68°F)

28 

−42 ms

When engine 
coolant 
temperature is 
80

°C (176°F)

7.4 

− 11.2 

ms

Injectors bank 
2 (left)*

4

• Engine 

coolant 
temperature
: 80 

− 95°C 

(176 

− 

203

°F)

• Lights, 

electric 
cooling fan 
and all 
accessories
: OFF*

7

• Transmission

: "P" range

Engine is 
idling

2.5 

− 3.7 

ms

2,500 r/min

2.1 

− 3.3 

ms

When engine 
is suddenly 
revved

Increases

LONG 
TRIM B1

81*

6

Long-term fuel 
compensation 
(trim) bank 1

Engine: warming up, 2,500 
r/min without any load (during 
closed loop)

 

−12.5 − 

12.5%

Code No. 
P0171, 
P0172

P.13A-372

, 

P.13A-381

LONG 
TRIM B2

83*

6

Long-term fuel 
compensation 
(trim) bank 2

Engine: warming up, 2,500 
r/min without any load (during 
closed loop)

 

−12.5 − 

12.5%

Code No. 
P0174, 
P0175

P.13A-387

, 

P.13A-396

MUT-III 
SCAN 
TOOL 
DISPLAY

ITEM 
NO. 

INSPECTION 
ITEM

INSPECTION REQUIREMENT

NORMAL 
CONDITION

INSPECTION 
PROCEDURE 
NO.

REFERENCE 
PAGE

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI)

13A-851

MAP 
SENSOR

95

Manifold 
absolute 
pressure 
sensor

• Engine 

coolant 
temperature
: 80 - 90

°C 

(176 - 
203

°F)

• Lights, 

electric 
cooling fan 
and all 
accessories
: OFF*

7

• Transaxle: 

Neutral 
(A/T: P 
range)

• Ignition 

switch: ON

Engine 
stopped [At 
altitude of 0 m 
(0 ft.)]

101 kPa 
(29.8 
in.Hg)

Code No. 
P0106, 
P0107, 
P0108

P.13A-51

, 

P.13A-62

, 

P.13A-78

Engine 
stopped [At 
altitude of 600 
m (1,969 ft.)]

95 kPa 
(28.1 
in.Hg)

Engine 
stopped [At 
altitude of 
1,200 m 
(3,937 ft.)]

88 kPa 
(26.0 
in.Hg)

Engine 
stopped [At 
altitude of 
1,800 m(5,906 
ft.)]

81 kPa 
(23.9 
in.Hg)

Engine: Idling 16 -36 kPa 

(4.7 -10.6 
in.Hg)

When engine 
is suddenly 
raced

Varies

MUT-III 
SCAN 
TOOL 
DISPLAY

ITEM 
NO. 

INSPECTION 
ITEM

INSPECTION REQUIREMENT

NORMAL 
CONDITION

INSPECTION 
PROCEDURE 
NO.

REFERENCE 
PAGE

MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS

TSB Revision

MULTIPORT FUEL INJECTION (MFI)

13A-852

MAP/MDP 
SNSR.

32*

6

Manifold 
absolute 
pressure 
sensor

• Engine 

coolant 
temperature
: 80 - 90

°C 

(176 - 
203

°F)

• Lights, 

electric 
cooling fan 
and all 
accessories
: OFF*

7

• Transaxle 

Neutral 
(A/T: P 
range)

• Ignition 

switch: ON

Engine 
stopped [At 
altitude of 0 m 
(0 ft.)]

101 kPa 
(29.8 
in.Hg)

Code No. 
P0106, 
P0107, 
P0108

P.13A-51

, 

P.13A-62

, 

P.13A-78

Engine 
stopped [At 
altitude of 600 
m (1,969 ft.)]

95 kPa 
(28.1 
in.Hg)

Engine 
stopped [At 
altitude of 
1,200 m 
(3,937 ft.)]

88 kPa 
(26.0 
in.Hg)

Engine 
stopped [At 
altitude of 
1,800 m 
(5,906 ft.)]

81 kPa 
(23.9 
in.Hg)

Engine: Idling 16 -36 kPa 

(4.7 - 10.6 
in.Hg)

When engine 
is suddenly 
raced

Varies

PSP 
SWITCH

27

Power 
steering 
pressure 
switch

Engine: idling

Steering wheel 
stationary

OFF

Code No. 
P0551, 
P0554

P.13A-663

, 

P.13A-673

Steering wheel 
turning

ON

SHORT 
TRIM B1

82*

6

Short-term fuel 
compensation 
(trim) bank 1

Engine: warming up, 2,500 
r/min without any load (during 
closed loop)

− 7.4 − 

7.4%

Code No. 
P0171, 
P0172

P.13A-372

, 

P.13A-381

SHORT 
TRIM B2

84*

6

Short-term fuel 
compensation 
(trim) bank 2

Engine: warming up, 2,500 
r/min without any load (during 
closed loop)

 

−7.4 − 

7.4%

Code No. 
P0174, 
P0175

P.13A-387

, 

P.13A-396

SYS. 
STATUS 
B1

88*

6

Fuel control 
system status 
bank 1 (right)

Engine: 
warming up

2,500 r/min

Closed 
loop

Code 
No.P0134

P.13A-209

When engine 
is suddenly 
revved

Open loop 
− drive 

condition

SYS. 
STATUS 
B2

89*

6

Fuel control 
system status 
bank 2 (left)

Engine: 
warming up

2,500 r/min

Closed 
loop

Code No. 
P0154

P.13A-306

When engine 
is suddenly 
revved

Open loop 
− drive 

condition

MUT-III 
SCAN 
TOOL 
DISPLAY

ITEM 
NO. 

INSPECTION 
ITEM

INSPECTION REQUIREMENT

NORMAL 
CONDITION

INSPECTION 
PROCEDURE 
NO.

REFERENCE 
PAGE

 

 

 

 

 

 

 

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