Mitsubishi L200. Manual — part 187

TROUBLESHOOTING

DIESEL FUEL

13A-544

9

Accelerator
pedal
position
sensor
(main)

Ignition switch: ON

Release the
accelerator pedal

700

− 1,300

mV

Code No.
P2122,
P2123,
P2124

P.13A-333

,

P.13A-341

,

P.13A-345

Depress the
accelerator pedal
gradually

Increases in
response to
the pedal
depression
stroke

Depress the
accelerator pedal
fully

4,000 mV or
more

10

Accelerator
pedal
position
sensor (sub)

Ignition switch: ON

Release the
accelerator pedal

200

− 800 mV Code No.

P2127,
P2128

P.13A-349

,

P.13A-357

Depress the
accelerator pedal
gradually

Increases in
response to
the pedal
depression
stroke

Depress the
accelerator pedal
fully

2,000 mV or
more

11

Accelerator
pedal
position
sensor
(main)

Ignition switch: ON

Release the
accelerator pedal

0 %

Code No.
P2122,
P2123,
P2124

P.13A-333

,

P.13A-341

,

P.13A-345

Depress the
accelerator pedal
gradually

Increases in
response to
the pedal
depression
stroke

Depress the
accelerator pedal
fully

98 % or more

12

Accelerator
pedal
position
sensor (sub)

Ignition switch: ON

Release the
accelerator pedal

20 % or
below

Code No.
P2127,
P2128

P.13A-349

,

P.13A-357

Depress the
accelerator pedal
gradually

Increases in
response to
the pedal
depression
stroke

Depress the
accelerator pedal
fully

98 % or more

15

Vehicle
speed
sensor

Drive 40 km/h

Approximatel
y 40 km/h

−

−

Item
No.

Check item Inspection conditions

Value to be
determined
as normal

Code No.
or
inspection
procedure
No.

Reference
page

TROUBLESHOOTING

DIESEL FUEL

13A-545

16

EGR valve
position
sensor

• Engine: After

warming up the
engine

• Transmission:

Neutral <M/T> or
P range <A/T>

Idling

50 % or
more*

6

Code No.
P0489,
P0490,
<Euro5>
P0405,
P0406
<Except
Euro5>

P.13A-240

,

P.13A-248

<Euro5>

P.13A-219

,

P.13A-227

<Except
Euro5>

3,500 r/min or more

10 % or
below

17

EGR valve
target
position

• Engine: After

warming up the
engine

• Transmission:

Neutral <M/T> or
P range <A/T>

Idling

50 % or more Code No.

P0489,
P0490,
<Euro5>
P0405,
P0406
<Except
Euro5>

P.13A-240

,

P.13A-248

<Euro5>

P.13A-219

,

P.13A-227

<Except
Euro5>

3,500 r/min or more

10 % or
below

21

Fuel
temperature
sensor

Ignition switch: ON
or the engine
running

When the fuel
temperature is

−

20

°C

−20°C

Code No.
P0182,
P0183

P.13A-134

,

P.13A-139

When the fuel
temperature is 0

°C

0

°C

When the fuel
temperature is 20

°C

20

°C

When the fuel
temperature is 40

°C

40

°C

When the fuel
temperature is 80

°C

80

°C

25

A/C switch

Engine: Idling after
warming up the
engine

A/C switch: OFF

OFF

Procedure
No. 22

P.13A-512

A/C switch: ON
(The A/C
compressor in
operation)

ON

26

A/C load
signal
<Vehicles
with
automatic A/
C>

• Engine: Idling

after warming up
the engine

• A/C switch: ON

A/C compressor
clutch not in
operation

ON

Procedure
No. 23

P.13A-507

When the A/C
compressor clutch is
under high load

OFF

27

A/C relay

Engine: Idling after
warming up the
engine

A/C switch: OFF

OFF

Procedure
No. 23

P.13A-512

A/C switch: ON

ON (A/C
compressor
clutch in
operation)

Item
No.

Check item Inspection conditions

Value to be
determined
as normal

Code No.
or
inspection
procedure
No.

Reference
page

TROUBLESHOOTING

DIESEL FUEL

13A-546

28

AT/MT
switch

Ignition switch: ON

Vehicles with M/T

M/T

−

−

Vehicles with A/T

A/T

29

Condenser
fan relay
<Vehicles
with A/C
condenser
fan>

Ignition switch: ON

A/C switch: OFF
(engine coolant
temperature at 97

°C

or lower)

OFF

Procedure
No. 21

P.13A-507

A/C switch: ON and
vehicle speed is
lower than 50 km/h

ON

30

Control relay Ignition switch: ON

ON

−

−

33

Engine
check lamp

Ignition switch: "OFF"

→ "ON"

"ON"

→

"OFF" (after 5
seconds have
elapsed)

Procedure
No. 2

P.13A-438

35

Glow lamp

• Ignition switch: "OFF" → "ON"

• Engine coolant temperature: lower than

60

°C

"ON"

→

"OFF" (After
several
seconds have
elapsed)

−

−

36

Glow plug
relay

Ignition switch:
"OFF"

→ "ON"

Engine coolant
temperature: lower
than 60

°C

ON

−

−

Engine coolant
temperature: higher
than 60

°C

OFF

38

Ignition
switch

Ignition switch: ON

ON

−

−

40

Starter
switch

Ignition switch: ON

Engine: Except
cranking

OFF

−

−

Engine: Cranking

ON

42

Neutral
switch <A/
T>

Ignition switch: ON

Selector lever: N or
P range

N or P

−

−

Selector lever:
Except N or P range

D or R

Item
No.

Check item Inspection conditions

Value to be
determined
as normal

Code No.
or
inspection
procedure
No.

Reference
page

TROUBLESHOOTING

DIESEL FUEL

13A-547

43

Intake air
temperature
sensor No. 1

Ignition switch: ON

Intake air
temperature:

−20°C

−20°C

Code No.
P0072,
P0073,
<Euro5>
P0112,
P0113
<Except
Euro5>

P.13A-43

,

P.13A-53

<Euro5>

P.13A-99

,

P.13A-57

<Except
Euro5>

Intake air
temperature: 0

°C

0

°C

Intake air
temperature: 20

°C

20

°C

Intake air
temperature: 40

°C

40

°C

Intake air
temperature: 80

°C

80

°C

45

Throttle
position
sensor

• Remove the

intake air hose at
the throttle body

• Disconnect the

connector of the
electronic-
controlled throttle
valve

• With the special

tool test harness
(MB991658)
bridge only the
mating terminals
of No. 1, No. 2,
and No. 4 of the
disconnected
connectors

• Ignition switch:

ON (engine
stopped)

Fully close the
throttle valve with
your finger

300

− 700 mV Code No.

P0122,
P0123

P.13A-124

,

P.13A-131

Fully open the
throttle valve with
your finger

4,000 mV or
higher

Item
No.

Check item Inspection conditions

Value to be
determined
as normal

Code No.
or
inspection
procedure
No.

Reference
page