Mitsubishi L200. Manual — part 188

TROUBLESHOOTING

DIESEL FUEL

13A-548

47

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

0

− 5 deg

Code No.
P0122,
P0123

P.13A-124

,

P.13A-131

Fully open the
throttle valve with
your finger

73 deg or
higher

Item
No.

Check item Inspection conditions

Value to be
determined
as normal

Code No.
or
inspection
procedure
No.

Reference
page

TROUBLESHOOTING

DIESEL FUEL

13A-549

56

Engine
revolution

• Engine: Cranking

• Tachometer:

Connected

Compare engine
speed on tachometer
with the value
displayed on M.U.T.-
III

Matched

−

−

• Engine: Idle

operation

• Transmission:

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

• A/C switch: OFF

When the engine
coolant temperature:
−20°C

1,100 r/min
<Euro5>
900 r/min
<Except
Euro5>

When the engine
coolant temperature:
0

°C

1,100 r/min
<Euro5>

900 r/min *

1

650 r/min
<Vehicles for
Morocco>

When the engine
coolant temperature:
25

°C

700 r/min *

2

850 r/min *

1

When the engine
coolant temperature:
40

°C

600 r/min
<Euro5-M/T>

650 r/min *

3

800 r/min *

1

When the engine
coolant temperature:
80

°C

600 r/min
<Euro5-M/T>

650 r/min *

4

700 r/min *

5

63

Rail
pressure
sensor

• Engine coolant

temperature: 85

−

95

°C

• Lights and all

accessories: OFF

• Transmission:

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

Idling

Rail pressure
target

± 10

MPa

Code No.
P0191,
P0192,
P0193

P.13A-143

,

P.13A-147

,

P.13A-155

Depress the
accelerator pedal
gradually

Rail pressure
target

± 15

MPa

64

Rail
pressure
target

• Engine coolant

temperature: 85

−

95

°C

• Lights and all

accessories: OFF

• Transmission:

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

Idling

20

− 35 MPa Code No.

P0191,
P0192,
P0193

P.13A-143

,

P.13A-147

,

P.13A-155

Depress the
accelerator pedal
gradually

Increases in
response to
the pedal
depression
stroke

Item
No.

Check item Inspection conditions

Value to be
determined
as normal

Code No.
or
inspection
procedure
No.

Reference
page

TROUBLESHOOTING

DIESEL FUEL

13A-550

66

Supply
pump
learned
value

Ignition switch: ON

−300 to 300
mA

−

−

67

Supply
pump target
value

• Engine coolant

temperature: 85

−

95

°C

• Lamps and all

accessories: OFF

• Transmission:

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

Idling

1,700

− 1,900

mA

−

−

Depress the
accelerator pedal
gradually

Decreases in
response to
the pedal
depression
stroke

72

1st and 2nd
rail switch
<M/T>

Ignition switch: ON

Shift position: 1st or
2nd

ON

Procedure
No. 18

P.13A-497

Shift position: except
1st or 2nd

OFF

73

Reverse
shift switch
<M/T>

Ignition switch: ON

Shift position:
reverse

ON

Procedure
No. 19

P.13A-501

Shift position: except
reverse

OFF

75

Power
steering fluid
pressure
switch

Engine: Idle
operation

Steering wheel
stationary

OFF

Procedure
No. 24

P.13A-514

Steering wheel
turning

ON

76

PTC heater
relay 1
<Vehicles
with PTC
heater>

• Engine coolant temperature: lower than

75

°C

• Heater temperature setting: Maximum

• Blower fan: ON

• 2 seconds later after the engine has

start up

ON

Procedure
No. 26

P.13A-525

Other than the above

OFF

77

PTC heater
relay 2
<Vehicles
with PTC
heater>

• Engine coolant temperature: lower than

75

°C

• Heater switch (warm up switch) is ON or

vehicle speed is 20 km/h or more

• Heater temperature setting: Maximum

• Blower fan: ON

• 2 seconds later after the engine has

start up

• The PTC heater 1 has been ON

continuously 45 seconds or more

ON

Other than the above

OFF

Item
No.

Check item Inspection conditions

Value to be
determined
as normal

Code No.
or
inspection
procedure
No.

Reference
page

TROUBLESHOOTING

DIESEL FUEL

13A-551

114

Air flow
sensor

• Engine coolant

temperature: 85

−

95

°C

• Lights and all

accessories: OFF

• Transmission:

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

Idle operation

725

− 935

mg/cyl

Code No.
P0102,
P0103

P.13A-68

,

P.13A-75

,

117

No. 1
exhaust gas
temperature
sensor
<Euro5>

Engine: Idling after
warming up the
engine

When the exhaust
gas temperature is
150

°C

150

°C

Code No.
P0545,
P0546

P.13A-260

,

P.13A-263

When the exhaust
gas temperature is
300

°C

300

°C

When the exhaust
gas temperature is
450

°C

450

°C

When the exhaust
gas temperature is
600

°C

600

°C

When the exhaust
gas temperature is
750

°C

750

°C

118

No. 2
exhaust gas
temperature
sensor
(catalyst
temperature
) <Euro5>

Engine: Idling after
warming up the
engine

When the catalyst
temperature is
150

°C

150

°C

Code No.
P0427,
P0428

P.13A-231

,

P.13A-234

When the catalyst
temperature is
300

°C

300

°C

When the catalyst
temperature is
450

°C

450

°C

When the catalyst
temperature is
600

°C

600

°C

When the catalyst
temperature is
750

°C

750

°C

Item
No.

Check item Inspection conditions

Value to be
determined
as normal

Code No.
or
inspection
procedure
No.

Reference
page