2000 MITSUBISHI MONTERO service

Service Bulletins
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GDI-General/General Information13A-3
GENERAL
OUTLINE OF CHANGE
The engine
-ECU and engine-A/T-ECU , which feature communication port with stability control
system, have been introduced. The service procedures for these ECUs are the same as before.
GENERAL INFORMATION
GENERAL SPECIFICATIONS
ItemsSpecifications
Engine-ECU Identification No.E2T79275
E2T79276
Engine-A/T-ECU Identification No.E2T76290
E2T76291


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13A-2
GASOLINE DIRECT
INJECTION (GDI)
CONTENTS
GENERAL 3.................................
Outline of Changes 3...........................
GENERAL INFORMATION 3..................TROUBLESHOOTING 3.......................
ON-VEHICLE SERVICE 7.....................Oxygen Sensor Check 7........................


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GDI -General/General Information/Troubleshooting13A-3
GENERAL
OUTLINE OF CHANGES
Due to the changes as shown below, the service procedures regarding the different description from
the previous version have been established.
DOn M/T, the engine-ECU has been changed as diagnosis code P1603 has been added.
DOn A/T, the engine-A/T-ECU has been changed as an on-board diagnosis system has been adopted.
The engine warning lamp control, the diagnosis function, the service data output and the actuator
test are basically the same as for M/T.
DOn A/T, an dual oxygen sensor has been adopted. This sensor is the same as for the previous
M/T.
GENERAL INFORMATION
GENERAL SPECIFICATIONS
ItemsSpecifications
Engine-ECU Identification No.E2T79277
E2T79278
Engine-A/T-ECU Identification No.E2T76292
E2T76293
TROUBLESHOOTING
DIAGNOSIS FUNCTION
ENGINE WARNING LAMP (CHECK ENGINE LAMP)
The following item has been added as diagnosis code P1603 has been added. The other items are
the same as before.
Engine warning lamp inspection items
Code No.Diagnosis item
P1603Battery backup line malfunction
INSPECTION CHART FOR DIAGNOSIS CODES
Diagnosis code P1603 has been added. The other codes are the same as for the previous M/T.
Code No.Diagnosis itemReference page
P1603Battery backup line malfunction13A-4


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GDI -Troubleshooting13A-6
Item
No.Refer-
ence
page Inspec-
tion pro-
cedure
No. Normal condition Inspection contents Inspection
item
81LLearned
valueEngine: Warm, 2,500 r/min without any load
(during closed loop lambda control)- 10 - 10 %Code
No.
P017013A-34*
82LClosed loop
controlEngine: Warm, 2,500 r/min without any load
(during closed loop lambda control)- 25 - 25 %Code
No.
P017013A-34*
87LEngine loadEngine: After having
warmed upIdling (more than 4
minutes later after
the engine has
started)20 - 40 %--
2,500 r/min10 - 30 %
8ALThrottle
position
sensor(1st
DEngine: After hav-
ing warmed up
DIgnitionswitch:ON
Release the
accelerator pedal.0 - 20 %Code
No.
P0120
13A-25*
sensor(1st
channel)
(throttle
valve angle)DIgnition switch:ON
(Engine: stopped)Depress the
accelerator pedal.Increase in
proportion to the
pedal strokeP0120
Depress the
accelerator pedal
fully.80 - 100 %
NOTE
L: will not displayed if service data is selected on the check mode.
*: Refer to the 2001 PAJERO Workshop Manual (Pub.No. PWJE0001)


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GDI -Troubleshooting/On-vehicle Service13A-7
CHECK AT THE ENGINE-ECU TERMINALS
TERMINAL VOLTAGE CHECK CHART
Engine-A/T-ECU Connector Terminal Arrangement
The terminals below have been changed as the engine-A/T-ECU has been changed. The other terminals
are the same as before.
Terminal No.Check itemCheck requirements (Engine condition)Normal condition
3Oxygen sensor heat-
er(front)
Engine: Idling0-3V
er(front)
Engine: 3,500 r/minSystem voltage
26Oxygen sensor heat-
er(rear)
Engine: Idling0-3V
er(rear)
Engine: 3,500 r/minSystem voltage
71Oxygen sensor (front)Engine: Warmed up, and then hold the engine
speed at 2,500 r/min (Use a digital voltmeter)0 and 0.8 V alternate.
73Oxygen sensor (rear)DTransmission: 2nd gear
DEngine speed: 3,500 r/min or more
DDriving with the throttle valve widely open0.6 - 1.0 V
Engine-A/T-ECU Harness-side Connector Terminal Arrangement
The terminals below have been changed as the engine-A/T-ECU has been changed. The other terminals
are the same as before.
Terminal No.Check itemStandard value, normal condition (check conditions)
3-41Oxygen sensor heater (front)11 - 1 8Ω(at 20_C)
26 - 41Oxygen sensor heater (rear)11 - 1 8Ω(at 20_C)
ON-VEHICLE SERVICE
OXYGEN SENSOR CHECK
On A/T, a dual oxygen sensor has been adopted. Its service
procedure is the same as for the previous M/T.


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13B-1
DIESEL FUEL
<4D5>
CONTENTS
GENERAL INFORMATION 2..................
SERVICE SPECIFICATIONS 2.................
SPECIAL TOOL 2............................
ON-VEHICLE SERVICE 2.....................
Fuel Injection Timing Check and Adjustment 2...
Engine Idle Speed Check and Adjustment 2......
Evacuation of Water from Fuel Filter 2..........Evacuation of Air from Fuel Line 3..............
Fuel Filter Cartridge Replacement 3.............
Fuel Injection Pump Check 3...................
Boost Compensator Check 4....................
Injection Nozzle Check and Adjustment 4........INJECTION NOZZLE 6.......................
INJECTION PUMP 10........................


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13C-1
DIESEL FUEL
<4M4>
CONTENTS
GENERAL INFORMATION 2...................
SERVICE SPECIFICATIONS 3.................
SEALANT 3..................................
SPECIAL TOOLS 4...........................
TROUBLESHOOTING 5.......................
ON-VEHICLE SERVICE 42...................
Injection Timing Check and Adjustment 42.........
Idle Speed Check and Adjustment 42.............
Accelerator Pedal Position Sensor (APS)
Adjustment 42.................................
Control Relay Continuity Check 43................
Accelerator Pedal Position Sensor (APS) Check 43.Idle Switch Check 43...........................
Boost Air Temperature Sensor (Intake Air
Temperature Sensor) Check 44..................
Engine Coolant Temperature Sensor Check 44.....
Evacuation of Water from Fuel Filter 45...........
Fuel Filter Cartridge Replacement 45.............
Evacuation of Air from Fuel Line 45...............
Fuel Injection Pump Check 46...................
Intake Air Restriction Equipment Check 48.........
Injection Nozzle Check and Adjustment 49.........
INJECTION NOZZLE 50......................
INJECTION PUMP 56........................
ENGINE-ECU 59............................


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