Content .. 85 86 87 88 ..

Mitsubishi Pajero Pinin. Manual - part 87

GDI –

Troubleshooting

13A-97

Item
No.

Reference
page

Inspection
procedure
No.

Normal condition

Requirements

Check items

Injector drive
time*

Engine coolant
temperature:
80 – 95

t i

Idling

0.35 – 0.55 ms*

–

Lamps, electric
cooling fan and
all accessories:
OFF

2,500 r/min

0.4 – 0.6 ms

OFF

Transmission:
Neutral
(A/T: P range)

Sudden racing

Increases

Ignition
advance

Engine: After
warm-up

Idling

8 – 24

BTDC*

Code No.
P0300

13A-44

advance

warm u

Set a timing
light.

2,500 r/min

15 – 35

BTDC

P0300

A/C relay

Engine: After
warm-up, idling

A/C switch: OFF

OFF (compressor
clutch is not oper-
ating)

Procedure
No. 31

13A-92

A/C switch: ON

ON (compressor
clutch is operating)

Oxygen sensor
(rear)

Transmission:
2nd gear
(A/T: L range)

Drive with
throttle widely
open

3,500 r/min

600 – 1,000 mV

Code No.
P0136

13A-28

Brake vacuum
sensor

Engine coolant
temperature:
80 – 95

Lamps, electric
cooling fan and
all accessories:
OFF

Transmission:
Neutral
(A/T: P range)

Stop the engine
from idling speed,
and then depress
the brake pedal
several times with
the ignition switch
on.

Displayed pres-
sure increases.

Code No.
P1515

13A-62

Stop lamp
switch

Ignition switch: ON

Brake pedal: De-
pressed

OFF

Procedure
No. 32

13A-93

Brake pedal: Re-
leased

EGR valve

Engine coolant
temperature:
80 – 95

Lamps, electric
cooling fan and

Idling

2 – 17 STEP

Code No.
P0403

13A-50

cooling fan and
all accessories:
OFF

Transmission:
Neutral
(A/T: P range)

2,500 r/min

0 – 9 STEP

GDI –

Troubleshooting

13A-98

Item
No.

Reference
page

Inspection
procedure
No.

Normal condition

Requirements

Check items

Fuel pressure
sensor

Engine coolant
temperature:
80 – 95

Lamps, electric
cooling fan and
all accessories:
OFF

Transmission:
Neutral
(A/T: P range)

Engine: Idling

4 – 6.9 MPa

Code No.
P0190

13A-33

Accelerator
pedal position
sensor

(2nd

Ignition switch: ON

Release the accel-
erator pedal.

700 – 1,400 mV

Code No.
P1225

13A-58

sensor

(2nd

channel)*

Depress the accel-
erator pedal gradu-
ally.

Increases in re-
sponse to the ped-
al depression
stroke.

Depress the accel-
erator pedal fully.

4,100 mV or more

Accelerator
pedal position
sensor

Ignition switch: ON

Release the accel-
erator pedal.

985 – 1,135 mV

Code No.
P0220

13A-40

sensor
(1st channel)*

Depress the accel-
erator pedal gradu-
ally.

Increases in re-
sponse to pedal
depression stroke.

Depress the accel-
erator pedal fully.

4,100 mV or more

Throttle posi-
tion sensor (1st
channel)

Engine coolant
temperature:
80

Release the accel-
erator pedal.

450 – 800 mV

Code No.
P0120

13A-22

channel)

80 – 95

Ignition switch:
ON (Engine
stopped)

Depress the accel-
erator pedal gradu-
ally.

Increases in re-
sponse to pedal
depression stroke.

Depress the accel-
erator pedal fully.

3,900 – 4,900 mV

Engine: After
warm-up idling

No load

450 – 1,000 mV

warm-up, idling

A/C switch:
OFF

→

Increases by
100 – 600 mV.

Selector lever:
N

→

D range

Increases by
0 – 200 mV.

Long-term fuel
compensation

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

–10 – 10 %

Code No.
P0170

13A-31

Short-term fuel
compensation

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

–25 – 25 %

Code No.
P0170

13A-31

GDI –

Troubleshooting

13A-99

Item
No.

Reference
page

Inspection
procedure
No.

Normal condition

Requirements

Check items

Fuel pressure
sensor

Engine coolant
temperature:
80 – 95

Lamps, electric
cooling fan and
all accessories:
OFF

Transmission:
Neutral
(A/T: P range)

Engine: Idling

4,000 – 6,900 kPa

Code
No.P0190

13A-33

Calculation
load value

Engine: Warm

Engine: Idling

15 – 35 %

–

load value

2,500 r/min

15 – 35 %

Fuel control
condition

Engine: Warm

2,500 r/min

Closed loop

Code No.
P0125

13A-24

condition

When engine is
suddenly raced

Open loop – drive
condition

P0125

Fuel injection
mode

Engine: After warm
up

Idling (after four
minutes or more
have passed since
engine start)

Lean compression

–

2,500 r/min

Stoichiometric
metric feedback

Sudden racing after
idle position

Open loop

Oxygen sensor
(front)

Engine:
After warm-up

Idling

0 V

Code No.
P0130

13A-25

(front)

After warm-up

Sudden racing

0.6 – 1.0 V

P0130

2,500 r/min

0.4 V or less and
0.6 – 1.0 V alter-
nates

Oxygen sensor
(rear)

Transmission:
2nd gear
<M/T>, L range
<A/T>

Drive with
throttle widely
open

3,500 r/min

0.6 – 1.0 V

Code No.
P0136

13A-28

Throttle posi-
tion sensor (1st
channel)

Engine coolant
temperature:
80

Release the accel-
erator pedal.

8 – 16 %

Code No.
P0120

13A-22

channel)
(Throttle valve
opening angle)

80 – 95

Ignition switch:
ON (Engine:
stopped)

Depress the accel-
erator pedal gradu-
ally.

Increase in re-
sponse to pedal
depression stroke.

Depress the accel-
erator pedal fully.

80 – 100 %

Engine: After
warm-up idling

No load

8 – 18 %

warm-up, idling

A/C switch:
OFF

→

Rises by 2 – 10 %

GDI –

Troubleshooting

13A-100

ACTUATOR TEST REFERENCE TABLE

Item
No.

Inspection
item

Drive contents

Inspection contents

Normal condition

Inspection
procedure
No.

Reference
page

Injectors

Cut fuel to No. 1
injector

Engine:
After having
warmed up/Engine

Idling condition
becomes different
(becomes unsta

Code No.
P0201

13A-34

Cut fuel to No. 2
injector

warmed up/Engine
is idling
(Cut the fuel supply
t

h i j

(becomes unsta-
ble).

Code No.
P0202

13A-36

Cut fuel to No. 3
injector

(

to each injector in
turn and check
cylinders which
d

’

idli

)

Code No.
P0203

13A-37

Cut fuel to No. 4
injector

don’t affect idling.)

Code No.
P0204

13A-38

Fuel pump
(low pressure)

Fuel pump
operates and
fuel is recirculated.

Ignition switch: ON

Sound of opera-
tion is heard.

Procedure
No. 29

13A-91

Purge
control
solenoid valve

Solenoid valve
turns from OFF to
ON.

Ignition switch: ON

Sound of opera-
tion can be heard
when solenoid
valve is
driven.

Code No.
P0443

13A-52

Basic ignition
timing

Set the engine-
ECU to ignition
timing adjustment
mode

Idling after engine
warm up

BTDC

–

Fan controller

Drive the fan motor

Ignition switch: ON

The fan motor
operates

Procedure
No. 20

13A-84

Electronic-
controlled
throttle valve
system

Stop the throttle
control servo.

Ignition switch: ON

Throttle valve is
opened slightly.

Code No.
P1220

13A-54

Content .. 85 86 87 88 ..