1991 MITSUBISHI MONTERO engine
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Wire lead open .......... A .. Require repair or replacement.
Wire lead shorted ....... A .. Require repair or replacement.
(1) - Determine cause and correct prior to repair or
replacement of part.
( 2) - Determine source of contamination, such as engine coolant,
fuel, metal particles, or water. Require repair or
replacement.
( 3) - Inoperative includes intermittent operation or out of
OEM specification. Some components may be serviceable;
check for accepted cleaning procedure.
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VOLUME AIR FLOW SENSORS
VOLUME AIR FLOW SENSOR INSPECTION \
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Condition Code Procedure
Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware
threads damaged ........ A ... Require repair or replacement
of hardware.
Attaching hardware
threads stripped
(threads missing) ...... A ... Require repair or replacement
of hardware.
Connector broken ........ A .. Require repair or replacement.
Connector (Weatherpack
type) leaking .......... A .. Require repair or replacement.
Connector melted ........ A ........... ( 1) Require repair or
replacement.
Connector missing ....... C ............ Require replacement.
Contaminated ............ A ........... ( 2) Require repair or
replacement.
Inoperative ............. B ........... ( 3) Require repair or
replacement. Further
inspection required.
Leaking ................. A .. Require repair or replacement.
Missing ................. C ............ Require replacement.
Resistance out of
specification .......... B .. Require repair or replacement.
Restricted, affecting
performance ............ A .. Require repair or replacement.
Terminal broken ......... A .. Require repair or replacement.
Terminal burned, affecting
performance ............ A ........... ( 1) Require repair or
replacement.
Terminal burned, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal corroded,
affecting performance .. A .. Require repair or replacement.
Terminal corroded, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal loose, affecting
performance ............ B .. Require repair or replacement.
Terminal loose, not
affecting performance .. 1 .. Suggest repair or replacement.
Threads damaged ......... A .. Require repair or replacement.
Threads stripped (threads
missing) ............... A ............ Require replacement.
Page 574 of 1333
Wire lead conductors
exposed ................ B .. Require repair or replacement.
Wire lead corroded ...... A .. Require repair or replacement.
Wire lead open .......... A .. Require repair or replacement.
Wire lead shorted ....... A .. Require repair or replacement.
(1) - Determine cause and correct prior to repair or
replacement of part.
( 2) - Determine source of contamination, such as engine coolant,
fuel, metal particles, or water. Require repair or
replacement.
( 3) - Inoperative includes intermittent operation or out of
OEM specification. Some components may be serviceable;
check for accepted cleaning procedure.
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WASTE GATE CONTROL SOLENOIDS
WASTE GATE CONTROL SOLENOID INSPECTION \
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Condition Code Procedure
Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware
threads damaged ........ A ... Require repair or replacement
of hardware.
Attaching hardware
threads stripped
(threads missing) ...... A ... Require repair or replacement
of hardware.
Connector broken ........ A .. Require repair or replacement.
Connector (Weatherpack
type) leaking .......... A .. Require repair or replacement.
Connector melted ........ A ........... ( 1) Require repair or
replacement.
Connector missing ....... C ............ Require replacement.
Contaminated ............ A ........... ( 2) Require repair or
replacement.
Inoperative ............. B ........... ( 3) Require repair or
replacement. Further
inspection required.
Leaking ................. A .. Require repair or replacement.
Missing ................. C ............ Require replacement.
Resistance out of
specification .......... B .. Require repair or replacement.
Restricted, affecting
performance ............ A .. Require repair or replacement.
Terminal broken ......... A .. Require repair or replacement.
Terminal burned, affecting
performance ............ A ........... ( 1) Require repair or
replacement.
Terminal burned, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal corroded,
affecting performance .. A .. Require repair or replacement.
Terminal corroded, not
affecting performance .. 2 .. Suggest repair or replacement.
Terminal loose, affecting
performance ............ B .. Require repair or replacement.
Terminal loose, not
affecting performance .. 1 .. Suggest repair or replacement.
Page 575 of 1333
Threads damaged ......... A .. Require repair or replacement.
Threads stripped (threads
missing) ............... A ............ Require replacement.
Wire lead conductors
exposed ................ B .. Require repair or replacement.
Wire lead corroded ...... A .. Require repair or replacement.
Wire lead open .......... A .. Require repair or replacement.
Wire lead shorted ....... A .. Require repair or replacement.
(1) - Determine cause and correct prior to repair or
replacement of part.
( 2) - Determine source of contamination, such as engine coolant,
fuel, metal particles, or water. Require repair or
replacement.
( 3) - Inoperative includes intermittent operation or out of
OEM specification. Some components may be serviceable;
check for accepted cleaning procedure.
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WASTE GATES AND BOOST CONTROL MECHANISMS
WASTE GATE AND BOOST CONTROL MECHANISM INSPECTION \
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Condition Code Procedure
Boost pressure
incorrect .............. A ........... ( 1) Require repair or
replacement. Further
inspection required.
Leaking ................. A .. Require repair or replacement.
( 1) - Incorrect boost pressure includes intermittent operation
or out of OEM specification.
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WATER PUMPS (ELECTRIC)
WATER PUMP (ELECTRIC) INSPECTION \
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Condition Code Procedure
Attaching hardware
broken ................. A ... Require repair or replacement
of hardware.
Attaching hardware
missing ................ C .......... Require replacement of
hardware.
Attaching hardware not
functioning ............ A ... Require repair or replacement
of hardware.
Connector broken ........ A .. Require repair or replacement.
Connector (Weatherpack
type) leaking .......... A .. Require repair or replacement.
Connector melted ........ A ........... ( 1) Require repair or
replacement.
Connector missing ....... C ............ Require replacement.
Inoperative ............. A ........ ( 2) Require replacement.
Leaking ................. A .. Require repair or replacement.
Missing ................. C ............ Require replacement.
Noisy ................... 2 ............ Suggest replacement.
Rotation incorrect for
application ............ B .. Require repair or replacement.
Terminal broken ......... A .. Require repair or replacement.
Page 578 of 1333
\003
A - E N G IN E/V IN ID
1991 M it s u bis h i M onte ro
1991 ENGINE PERFORMANCE
Chrysler Motors/Mitsubishi Introduction
MODEL COVERAGE
MODEL COVERAGE TABLE (MITSUBISHI) \
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Body Engine Fuel Ignition
Model Code (
1) Engine ( 2) ID ( 3)System System ( 4)
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\b\
\b\
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\b\b\
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1.8L SOHC (
5) T PFI Optical
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\b\
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Eclipse S,T 2.0L DOHC (
6) R PFI DIS
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\b\b\
\b\
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2.0L DOHC Turbo (
6) U PFI DIS
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\b\
\b\
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\b\
\b\b\
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2.0L SOHC (
6) V PFI Optical
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\b\b\
\b\
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Galant R,X 2.0L DOHC (
6) R PFI DIS
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\b\b\
\b\
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2.0L DOHC Turbo (
6) U PFI DIS
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\b\
\b\
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\b\
\b\b\
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1.5L SOHC (
7) A PFI Optical
Mirage U
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\b\b\
\b\
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1.6L DOHC (
8) Y PFI DIS
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\b\
\b\
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\b\
\b\b\
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Montero J 3.0L V6 SOHC (
9) S PFI Optical
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\b\
\b\
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\b\
\b\b\
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2.4L SOHC (
10) W PFI Optical
Pickup L,M
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\b\
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3.0L V6 SOHC (
9) S PFI Optical
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\b\
\b\
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\b\
\b\b\
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Precis A,F,D 1.5L SOHC (
11) J PFI Optical
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3.0L V6 DOHC (
9) B PFI DIS
3000GT D,E
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3.0L V6 DOHC C PFI DIS
Turbo (
9)
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(
1) - Body Code is 5th digit of VIN. VIN is located on upper left
corner of instrument panel.
(
2) - See ENGINE CODE LOCATION.
(
3) - Engine ID is 8th digit of VIN.
(
4) - Ignition timing is computer controlled. On all models with
Distributorless Ignition System (DIS), crank angle sensor is
mounted where distributor is normally mounted.
(
5) - 4G37 engine.
(
6) - 4G63 engine.
(
7) - 4G15 engine.
(
8) - 4G61 engine.
(
9) - 6G72 engine.
(
10 ) - 4G64 engine.
(
11 ) - G4AJK engine.
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VIN DEFINITION
Numbers preceding the explanations in the legend below refer
to the sequence of characters as listed on VIN identification label.
Page 579 of 1333
(VIN) J B 3 C U 1 4 X 1 M U 1 2 3 4 5 6
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
1 - Indicates Nation of Origin.
2 - Indicates Manufacturer.
3 - Indicates Vehicle Type.
4 - Indicates Restraint System.
5 - Indicates Model.
6 - Indicates Vehicle Series.
7 - Indicates Body Type.
8 - Indicates Engine Type and Make.
9 - Indicates Check Digit.
10 - Indicates Model Year.
11 - Indicates Assembly Plant.
12-17 - Indicates Plant Sequential Number.
MODEL YEAR VIN CODE APPLICATION TABLE
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VIN Code Model Year
K .................................... 1989
L .................................... 1990
M .................................... 1991
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ENGINE CODE LOCATION
Fig. 1: Engine Code Location, Mirage 1.5L & 1.6L
Courtesy of Chrysler Motors.
Page 580 of 1333
Fig. 2: Engine Code Location, Eclipse & Galant, 1.8L & 2.0L
Courtesy of Chrysler Motors.
Fig. 3: Engine Code Location, Montero 3.0L
Courtesy of Chrysler Motors.
Page 581 of 1333
Fig. 4: Engine Code Location, Pickup 2.4L
Courtesy of Chrysler Motors.
Fig. 5: Engine Code Location, Pickup 3.0L
Courtesy of Chrysler Motors.
Page 582 of 1333
Fig. 6: Engine Code Location, Precis 1.5L
Courtesy of Chrysler Motors.
Fig. 7: Engine Code Location, 3000GT 3.0L
Courtesy of Chrysler Motors.