Mitsubishi Galant (2004+). Manual - part 1064

DATA LIST REFERENCE TABLE

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE>

13A-1073

PSP 
SWITCH

27

Power steering 
pressure 
switch

Engine: idling

Steering wheel 
turning

OFF

Code No. 
P0551

P.13A-7
55

Steering wheel 
turning

ON

SHORT 
TRIM B1

82*

4

Cylinder 1, 4 
short-term fuel 
trim

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

−10 to 10% 
<Federal>,  
−10 to 7.0% 
<California>

Code No. 
P0171, 
P0172

P.13A-4
03

, 

P.13A-4
12

SHORT 
TRIM B2

84*

4

Cylinder 2, 3 
short-term fuel 
trim

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

−10 to 10% 
<Federal>,  
−10 to 7.0% 
<California>

Code No. 
P0174, 
P0175

P.13A-4
18

, 

P.13A-4
27

SYS. 
STATUS 
B1

88*

4

Fuel control 
system status

Engine: 
warming up

2,500 r/min

Closed loop

Code No. 
P0134

P.13A-2
25

When engine 
is suddenly 
revved

Open loop 

− 

drive condition

SYS. 
STATUS 
B1

89*

4

Fuel control 
system status

Engine: 
warming up

2,500 r/min

Closed loop

Code No. 
P0154

P.13A-3
33

When engine 
is suddenly 
revved

Open loop 

− 

drive condition

TANK 
PRS. 
SNSR

73

Fuel tank 
differential 
pressure 
sensor

• Ignition switch: "ON"

• Fuel cap removal

−3.3 to 3.3 kPa
(

−0.97 to 0.97 

in.Hg)

−

−

TP 
LEARN 
MID

9A

Throttle 
position sensor 
(main) 
mid opening 
learning value

Ignition switch: "ON"

600 

− 1,200 

mV

Code No. 
P0122, 
P0123

P.13A-1
56

, 

P.13A-1
66

MUT-III SCAN 
TOOL DISPLAY

ITEM NO. 

INSPECTION ITEM

INSPECTION REQUIREMENT

NORMAL CONDITION

INSPECTION 
PROCEDURE NO.

REFERENCE 
PAGE

DATA LIST REFERENCE TABLE

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE>

13A-1074

TP SNSR 
(MAIN)

79

Throttle 
position sensor 
(main)

• Remove the 

intake air 
hose at the 
throttle body

• Disconnect 

the throttle 
position 
sensor 
connector, 
and then 
connect 
terminal 
numbers 
No. 3, No. 4, 
No. 5 and 
No. 6 with 
the use of 
the special 
tool: 
MB991658.

• Ignition 

switch: "ON"

Fully close the 
throttle valve 
with your finger

300 

− 700 mV Code No. 

P0122, 
P0123

P.13A-1
56

, 

P.13A-1
66

Fully open the 
throttle valve 
with your finger

4,000 mV or 
more

Engine: 
warming up, 
idling

No load

520 

− 620 mV

A/C switch: 
"OFF" 

→ "ON"

Voltage varies

Shift lever: "N" 
→ "D"

TP SNSR 
(SUB)

14

Throttle 
position sensor 
(sub)

• Remove the 

intake air 
hose at the 
throttle body

• Disconnect 

the throttle 
position 
sensor 
connector, 
and then 
connect 
terminal 
numbers 
No. 3, No. 4, 
No. 5 and 
No. 6 with 
the use of 
the special 
tool: 
MB991658.

• Ignition 

switch: "ON"

Fully close the 
throttle valve 
with your finger

2,200 

− 2,800 

mV

Code No. 
P0222, 
P0223

P.13A-4
97

, 

P.13A-5
07

Fully open the 
throttle valve 
with your finger

4,000 mV or 
more

MUT-III SCAN 
TOOL DISPLAY

ITEM NO. 

INSPECTION ITEM

INSPECTION REQUIREMENT

NORMAL CONDITION

INSPECTION 
PROCEDURE NO.

REFERENCE 
PAGE

DATA LIST REFERENCE TABLE

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE>

13A-1075

TP SNSR 
(MAIN)

8A*

4

Throttle 
position sensor 
(main)

• Remove the 

intake air 
hose at the 
throttle body

• Disconnect 

the throttle 
position 
sensor 
connector, 
and then 
connect 
terminal 
numbers 
No. 3, No. 4, 
No. 5 and 
No. 6 with 
the use of 
the special 
MB991658 
tool.

• Ignition 

switch: "ON"

Fully close the 
throttle valve 
with your finger

0 

− 5%

Code No. 
P0122, 
P0123

P.13A-1
56

, 

P.13A-1
66

Fully open the 
throttle valve 
with your finger

88% or more

VAF/MAF 
SNSR.

12*

4

Mass airflow 
sensor*

1

• Engine 

coolant 
temperature
: 80 

− 95°C 

(176 

− 

203

°F)

• Lights, 

electric 
cooling fan 
and all 
accessories
: "OFF"*

5

• Transaxle: 

"P" range

Engine is idling 2.0 

− 6.0 gm/s −

−

2,500 r/min

6.5 

− 14.5 gm/s

Engine is 
revved

Mass airflow 
rate increases 
in response to 
revving

VSS

24*

4

Vehicle speed 
signal

Drive at 40 km/h (25 mph).

Approximately 
40 km/h (25 
mph)

−

−

MUT-III SCAN 
TOOL DISPLAY

ITEM NO. 

INSPECTION ITEM

INSPECTION REQUIREMENT

NORMAL CONDITION

INSPECTION 
PROCEDURE NO.

REFERENCE 
PAGE

ACTUATOR TEST REFERENCE TABLE

TSB Revision

MULTIPORT FUEL INJECTION (MFI) <2.4L ENGINE>

13A-1076

ACTUATOR TEST REFERENCE TABLE

M1131152500611

NOTE: *: Continues for 27 minutes. Can be released 
by pressing the CLEAR key.

MUT-III SCAN 
TOOL 
DISPLAY

ITEM NO.

INSPECTION ITEM

DRIVE CONTENTS

INSPECTION REQUIREMENT

NORMAL 
CONDITION

INSPECTION 
PROCEDURE NO.

REFERENCE 
PAGE

BASIC 
TIMING

17*

Basic 
ignition 
timing

Set to ignition 
timing 
adjustment 
mode

• Engine: idling

• Connect timing light 

5

°BTDC

−

−

EVAP 
PURG 
SOL

08

Evaporativ
e emission 
purge 
solenoid

Solenoid 
valve turns 
from OFF to 
ON.

Ignition switch: "ON"

Clicks when 
solenoid 
valve is 
driven.

Code No. 
P0443

P.13A-
622

EVAP 
VENT 
SOL

29

Evaporativ
e emission 
ventilation 
solenoid

Solenoid 
valve turns 
from OFF to 
ON.

Ignition switch: "ON"

Clicks when 
solenoid 
valve is 
driven.

Code No. 
P0446

P.13A-
633

FUEL 
PUMP

07

Fuel pump Fuel pump 

operates and 
fuel is 
recirculated

Ignition 
switch: "ON"

Listen near 
the fuel tank 
for the 
sound of 
fuel pump 
operation

Sound of 
operation is 
heard

Procedure 
No. 29

P.13A-
1033

NO. 1 
INJECT
OR

01

Injectors

Cut fuel to 
No. 1 injector

Engine: warm up, idle (cut 
the fuel supply to each 
injector in turn and check 
cylinders which don't 
affect idling.)

Idling 
becomes 
unstable

Code No. 
P0201

P.13A-
461

 

NO. 2 
INJECT
OR

02

Cut fuel to 
No. 2 injector

Code No. 
P0202

P.13A-
470

,

NO. 3 
INJECT
OR

03

Cut fuel to 
No. 3 injector

Code No. 
P0203

P.13A-
479

,

NO. 4 
INJECT
OR

04

Cut fuel to 
No. 4 injector

Code No. 
P0204

P.13A-
488

OCV

22

Engine oil 
control 
valve

Engine oil 
control valve 
turns from 
OFF to ON

Ignition switch: "ON"

Clicks when 
engine oil 
control 
valve is 
driven.

Code No. 
P1021

P.13A-
813