
Using dial indicator, measure runout at back side of ring
gear. See Fig. 7. Runout must be within .002" (.05 mm). If runout is
excessive, change ring gear-to-differential case mounting position.
Recheck runout.
TORQUE SPECIFICATIONS
TORQUE SPECIFICATIONS \
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Application Ft. Lbs. (N.m)\
Bearing Cap Bolt
Montero ............................................ 40-47 (54-64)\
Montero Sport ...................................... 37-48 (51-65)\
Bearing Case-To-Axle Housing Bolt
Montero .................................................. 35 (47)\
Montero Sport ...................................... 40-47 (54-64)\
Brake Tube Flare Nut ....................................... 11 (15)\
Differential Carrier-To-Axle Housing Nut
Montero .................................................. 35 (47)\
Montero Sport
2.4L ............................................. 18-21 (24-28)\
3.0L ................................................... 35 (47)\
Drain Plug (Montero Sport) ................................. 44 (60\
)
Drive Shaft-To-Flange Bolt ........................... 36-43 (49-58)\
Lock Plate Bolt ...................................... 11-16 (15-22)\
Pinion Flange Nut ........................................ 159 (216)\
Ring Gear Bolt ....................................... 58-65 (79-88)\
Side Bearing Lock Plate Bolts ........................ 11-16 (15-22)\
Wheel Lug Nut
Montero ........................................... 72-87 (98-118)\
Montero Sport
Aluminum Wheel .................................. 73-86 (99-117)\
Steel Wheel ................................... 87-101 (118-137)\
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Bolt loose .............. A ........... Require tightening or
replacement of bolts.
Bolt missing ............ C ... Require replacement of bolts.
Corroded, affecting
sealability ............ A .. Require repair or replacement.
Cylinder head threads
stripped ............... A ... Require repair or replacement
of cylinder head.
Gasket leaking .......... A ........... Require tightening or
replacement of gasket.
Heat stove bent ......... B ........... (1) Require repair or
replacement of stove.
Heat stove broken ....... A ......... ( 1) Require replacement
of stove.
Heat stove corroded,
affecting structural
integrity .............. 1 ......... ( 1) Suggest replacement
of stove.
Heat stove missing ...... C ......... ( 1) Require replacement
of stove.
Manifold broken ......... A .. Require repair or replacement.
Manifold cracked ........ B .. Require repair or replacement.
Manifold warped ......... A .. Require repair or replacement.
Out of specification .... B .. Require repair or replacement.
Stud broken ............. A .... Require replacement of stud.
Stud missing ............ C .... Require replacement of stud.
Stud threads damaged .... A ... Require repair or replacement
of stud.
Stud threads stripped
(threads missing) ...... A .... Require replacement of stud.
( 1) - Stove may not be available separately; this may require
replacement of manifold.
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MECHANICAL EFE DEVICES
See HEAT RISERS (MECHANICAL EFE DEVICES) .
MUFFLERS AND RESONATORS
MUFFLER AND RESONATOR INSPECTION \
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Condition Code Procedure
Body shell distorted,
affecting performance or
structural integrity ... A ............ Require replacement.
Corrosion hole .......... A ............ Require replacement.
Missing ................. C ............ Require replacement.
Mounting bracket broken . A .. Require repair or replacement.
Mounting bracket
cracked ................ B .. Require repair or replacement.
Nipple cracked .......... A .. Require repair or replacement.
Nipple loose ............ B ............ Require replacement.
Outer wrap peeling
(exhaust not leaking) .. 1 ............ Suggest replacement.
Plugged ................. A ............ Require replacement.
Puncture (other than a
drain hole) ............ A ............ Require replacement.
Rattling or knocking noise
from inside muffler .... B ............ Require replacement.
Seam open (exhaust

* PLEASE READ THIS FIRST *
WARNING: To avoid injury from accidental air bag deployment, read and
carefully follow all SERVICE PRECAUTIONS and DISABLING &
ACTIVATING AIR BAG SYSTEM procedures in AIR BAG RESTRAINT
SYSTEM article.
CAUTION: When removing or installing floor console, DO NOT allow any
impact or shock to Supplemental Restraint System Electronic
Control Unit (SRS-ECU).
FRONT HEATER UNIT & HEATER CORE
Removal
1) Deactivate air bag system. See AIR BAG RESTRAINT SYSTEM
article. Remove front and rear floor consoles. Remove hood release
handle. Remove fuel door release handle. Remove knee protector and
support brackets. Remove speaker covers.
NOTE: On A/T models, when removing front floor console, set A/T
selector lever in "L" position.
2) Remove glove box door stop, glove box and glove box frame.
Remove passenger-side air bag module. Remove heater control panel
cover. Remove heater control panel and radio. Remove plug from
instrument cluster cover. Remove instrument cluster cover and
instrument cluster.
3) Remove steering column cover. Remove clock or plug. Remove
side defroster covers. Remove side mirror control switch. Remove front
speakers.
4) Remove rheostat, rear wiper/washer switch, and door lock
switch. Disconnect ventilation control cable and harness connector.
See Fig. 9. Remove instrument panel. See INSTRUMENT PANEL. Drain
coolant and disconnect heater hoses from heater unit.
5) Remove shower ducts, lap duct, joint duct and center duct.
See Fig. 1 . Remove center reinforcement. Remove heater unit. Remove
distribution duct. Remove heater core.
Installation
Install heater core, distribution duct, heater unit and
center reinforcement. Install remaining ducts in reverse order of
removal. Install instrument panel. Tighten steering column bolts to 16
ft. lbs. (22 N.m). Install and adjust ventilation control cable. See
ADJUSTMENTS . To complete installation, reverse removal procedure. Add
coolant and check for leaks.
INSTRUMENT PANEL
Removal & Installation
Remove instrument panel components and then instrument panel,
in order listed on appropriate illustration. See Fig. 9. To install,
reverse removal procedures.

1) Relieve fuel pressure. See FUEL SYSTEM PRESSURE RELEASE.
Disconnect negative battery cable. Drain coolant. Remove air intake
hose. Remove throttle body and gasket with control cables and vacuum
hoses attached.
2) Remove EGR pipe (if equipped). Disconnect power brake
hose. Label and disconnect vacuum hoses and wiring harness connectors
as necessary. Remove intake plenum brackets and mounting bolts. Remove
intake plenum and gasket.
3) Disconnect high pressure fuel hose at fuel rail.
Disconnect fuel return hose. Disconnect vacuum hoses. Disconnect
injector electrical connectors. Remove fuel rail bolts, and lift fuel
rail and injectors from engine. Injectors may be removed after fuel
rail is removed from intake manifold.
Installation
To install, reverse removal procedure. Use NEW insulators and
"O" rings when installing injectors. Install injectors into fuel rail
with a twisting motion. Ensure injectors rotate smoothly when
installing. Refill cooling system.
Removal (Eclipse, Galant, Mirage & Montero Sport 3.0L)
1) Relieve fuel pressure. See FUEL SYSTEM PRESSURE RELEASE.
Disconnect negative battery cable. Disconnect PCV hose and breather
hoses. Disconnect high pressure fuel hose at fuel rail. Disconnect
fuel return hose and vacuum hoses.
2) Disconnect injector electrical connectors. Remove fuel
rail bolts, and lift fuel rail and injectors from engine. Injectors
may be removed after fuel rail is removed from intake manifold.
Installation
To install, reverse removal procedure. Use NEW insulators and
"O" rings when installing injectors. Use lubricant on "O" rings.
Install injectors into fuel rail with a twisting motion. Ensure
injectors rotate smoothly when installing.
Removal (Montero)
1) Relieve fuel pressure. See FUEL SYSTEM PRESSURE RELEASE.
Disconnect negative battery cable. Remove air intake hose. Remove
accelerator cable adjusting bolts. On A/T models, remove throttle
control cable. On all models, remove accelerator cable. Label and
disconnect all vacuum hoses from throttle body and upper intake
manifold (air intake plenum).
2) Remove EGR pipe and gasket. Remove ignition coil (if
necessary). Remove engine oil filler neck bracket. Disconnect PCV
hose. Remove throttle body, leaving coolant hoses connected. Remove
throttle body gasket. Remove front and rear intake plenum brackets.
Remove intake plenum mounting bolts. Remove intake plenum and gasket.
3) Disconnect high pressure fuel hose at fuel rail.
Disconnect fuel return hose. Disconnect vacuum hoses. Disconnect
injector electrical connectors. Remove fuel rail bolts, and lift fuel
rail and injectors from engine. Injectors may be removed after fuel
rail is removed from intake manifold.
Installation
To install, reverse removal procedure. Use NEW insulators and
"O" rings when installing injectors. Use lubricant on "O" rings.
Install injectors into fuel rail using a twisting motion. Ensure
injectors rotate smoothly when installing. Adjust throttle control and
accelerator cables (if necessary). Refill cooling system.
HEATED OXYGEN SENSOR (HO2S)
Removal & Installation

1) Front HO2S is mounted in exhaust pipe below exhaust
header. Rear HO2S is mounted behind catalytic converter. HO2S is
equipped with a permanent pigtail which must be protected from damage
when HO2S is removed. Ensure HO2S is free of contaminants. Avoid using
cleaning solvents of any type.
2) HO2S may be difficult to remove when engine temperature is
less than 120
F (48 C). If using original sensor, always use anti-
seize compound on threads before installation. New sensor threads are
precoated with anti-seize. Tighten HO2S to specification. See
TORQUE SPECIFICATIONS .
THROTTLE BODY
Removal
1) Relieve fuel pressure. See FUEL SYSTEM PRESSURE RELEASE.
Drain enough coolant to ensure coolant level is below throttle body.
Disconnect air intake hose.
2) Remove accelerator, cruise control and A/T throttle valve
cables (if equipped). Disconnect fuel vapor hose, electrical harness
connector, vacuum hose and coolant hoses. Remove throttle body
retaining bolts.
Disassembly
Remove throttle position sensor. Remove idle air control
motor. Remove throttle bracket and connector bracket (if equipped).
Remove idle position switch and adjusting nut (if equipped).
CAUTION: DO NOT remove throttle valve. DO NOT use cleaning solvents
on throttle position sensor, idle air control motor or idle
position switch.
Cleaning
1) Clean all parts except throttle position sensor, idle air
control motor and idle position switch in solvent.
WARNING: Safety glasses MUST be worn whenever compressed air is used
for parts cleaning.
2) Check vacuum port and passage for clogging. Clean vacuum,
vapor and fuel passages using compressed air.
Reassembly
To reassemble, reverse disassembly procedure.
Installation
To install, reverse removal procedure.
THROTTLE POSITION (TP) SENSOR
Removal & Installation
Throttle Position (TP) sensor is located on throttle body.
Disconnect TP sensor electrical connector. Remove TP sensor screws and
TP sensor. To install, reverse removal procedure. Tighten TP sensor
screws to specification. See TORQUE SPECIFICATIONS. For TP sensor
adjustment procedure, see D - ADJUSTMENTS article.
TURBOCHARGERS
Removal (Eclipse)
1) Disconnect negative battery cable. Drain engine coolant
and oil. On models equipped with A/C, remove condenser fan motor
assembly. Remove front heated oxygen sensor. Remove oil dipstick guide
and "O" ring.

2) Disconnect air intake hose and vacuum hoses. Remove air
hose and air outlet housing. Remove heat protectors. Disconnect
exhaust pipe. Remove power steering oil pump and bracket. Remove
engine hanger bracket. Disconnect oil inlet pipe.
3) Disconnect engine coolant hoses and tubes from
turbocharger. Remove exhaust manifold nuts and bolts. Remove exhaust
manifold and gaskets. Disconnect oil pressure and return pipes. Remove
turbocharger and exhaust manifold assembly. Separate turbocharger from
exhaust manifold.
Removal (3000GT - Front)
1) Disconnect negative battery cable. Drain engine oil and
coolant. Remove radiator. Disconnect exhaust pipe. Remove air intake
hose, air hoses and air pipe. Remove generator and belt. Remove oil
dipstick guide.
2) Remove heat protector. Disconnect front heated oxygen
sensor connector. Remove oil return pipe. Remove turbocharger support
bracket, and remove turbocharger from exhaust manifold.
Removal (3000GT - Rear)
1) Disconnect battery cables, and remove battery. Drain
engine oil and cooling system. Remove accelerator cable. Remove air
hose, air pipe and heat protectors. Disconnect clutch booster vacuum
hose. Remove air intake hoses and EGR pipe. Disconnect heated oxygen
sensor connectors.
2) Remove oil pipe and EGR valve. Disconnect exhaust fitting,
and remove rear heat protector. Remove oil return pipe. Remove
turbocharger assembly.
Inspection (All Models)
Check turbine and compressor wheels for cracking and other
damage. Ensure turbine and compressor wheels turn smoothly. Check for
oil leakage from turbocharger assembly. Check for proper wastegate
valve operation. See I - SYSTEM/COMPONENT TESTS article.
CAUTION: Apply light coat of oil to inner surface of flared area on
water pipe (flare nut fitting) before connecting to engine.
Installation (All Models)
1) To install, reverse removal procedure. Before oil pipe
flare nut (above turbocharger) is installed, pour clean engine oil
into turbocharger oil pipe installation hole. Ensure oil and air hoses
are properly installed and securely clamped.
2) Use NEW gaskets. Adjust accelerator cable (if necessary).\
Refill engine oil and coolant. Check for oil and coolant leaks.
Tighten all bolts to specification. See TORQUE SPECIFICATIONS.
TORQUE SPECIFICATIONS
TORQUE SPECIFICATIONS TABLE\
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Applications Ft. Lbs. (N.m)
Coolant Pipe-To-Turbocharger Banjo Bolt .......... 31 (42)
EGR Valve ........................................ 16 (22)
Engine Coolant Temperature Sensor ................ 22 (30)
Exhaust Manifold-To-Engine Nuts ............ 18-21 (24-29)
Exhaust Manifold-To-Turbocharger Bolts ..... 40-47 (54-64)
Exhaust Pipe Bolts ......................... 21-36 (29-49)
Fuel Filter Line ................................. 27 (36)
Fuel Tank Drain Plug ....................... 11-18 (15-24)
Fuel Tank Nuts ............................. 15-21 (20-29)

idler arm. See TORQUE SPECIFICATIONS .
POWER STEERING GEAR
Removal & Installation
1) Drain power steering fluid. See FLUID REPLACEMENT under
LUBRICATION . Remove steering shaft-to-steering gear clamp bolt.
Disconnect pressure and return hoses from steering gear.
2) Remove cotter pin and castle nut from pitman arm. Using
Puller (C-3894-A), separate pitman arm from relay rod.
3) Remove steering gear mounting nuts. Disconnect steering
shaft from steering gear. Remove steering gear. To install, reverse
removal procedure.
POWER STEERING PUMP & RESERVOIR
Removal
Drain power steering fluid. See FLUID REPLACEMENT under
LUBRICATION . Disconnect hoses from reservoir. Remove reservoir.
Disconnect hoses from pump. Loosen pump retaining bolts. Remove belt.
Remove pump and mounting bracket(s).
Installation
To install, reverse removal procedure. Check power steering
pump bracket for slack. Tighten bracket (if necessary). Fill and bleed\
reservoir. See FLUID REPLACEMENT and HYDRAULIC SYSTEM BLEEDING under
LUBRICATION . Start engine and turn steering wheel lock-to-lock to
check for fluid leaks.
RELAY ROD
Removal
Remove inner tie rod end cotter pins and lock nuts. Separate
tie rod ends from relay rod. Remove cotter pins and castle nuts from
idler arm and pitman arm. Using a puller, separate relay rod from
idler arm and pitman arm.
Installation
To install relay rod, reverse removal procedure. Ensure dust
covers are well greased and lower edge of covers are coated with
packing sealer. Tighten relay rod-to-idler arm and relay rod-to-pitman
arm castle nuts to specification. See TORQUE SPECIFICATIONS.
TIE ROD ASSEMBLY
Removal
1) Remove skid plate (if necessary). Remove cotter pins and
loosen lock nuts from tie rod ball studs at steering knuckle and relay
rod end.
2) Using Steering Linkage Puller (MB991113 or MB990635),
separate tie rod ends from knuckle and relay rod end and remove lock
nuts. Loosen tie rod adjusting sleeve lock nuts, and unscrew tie rod
ends.
Inspection
Check tie rod ends for damage and ball studs for looseness.
On Montero, measure ball stud starting torque. Torque should be 9-27
INCH lbs. (1.0-3.0 N.m). If ball stud starting torque exceeds
specification, replace tie rod.
Installation
1) Install "O" ring on ball socket. Grease inside of tie rod

end dust cover. Coat lower edge of cup with packing sealer. Install
tie rod ends into adjusting sleeves.
2) Measure center-to-center distance between tie rod studs
for both tie rod assemblies. Adjust center-to-center distance to
specification. See TIE ROD INSTALLATION LENGTH table.
3) An equal number of threads should be visible on each side
of adjusting sleeve. Install tie rod ends in steering knuckle and
relay rod. Install tie rod end castle nuts and NEW cotter pins.
Tighten castle nuts to specification. See TORQUE SPECIFICATIONS.
Adjust toe-in. See WHEEL ALIGNMENT SPECIFICATIONS & PROCEDURES article
in WHEEL ALIGNMENT section.
TIE ROD INSTALLATION LENGTH
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Application In. (mm)\
Montero .............................................. 12.05 (306.0)\
Montero Sport ........................................... 12.0 (305)\
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OVERHAUL
POWER STEERING GEAR
Disassembly
1) Scribe mating marks on pitman arm and cross shaft. Remove
pitman arm nut. Using a puller, remove pitman arm. Drain power
steering fluid. Remove side cover bolts. See Fig. 3. Loosen adjusting
bolt lock nut, and screw in adjusting bolt so side cover raises
slightly.
2) With mainshaft and cross shaft placed in straight-ahead
position, tap bottom of cross shaft with plastic hammer. Remove cross
shaft and side cover as an assembly. Remove side cover from cross
shaft by turning adjusting bolt.
3) Remove valve housing and rack piston as an assembly by
turning rack piston counterclockwise. See Fig. 3. Carefully remove
rack piston from mainshaft without losing balls inside rack piston.
4) Remove cross shaft oil seal from gearbox housing. Put rack
piston in soft jawed vise. Using Spanner Wrench (MB991367) and Pin Set\
(MB991394), remove lock nut. Remove mainshaft while applying pressure
to bearing race to prevent balls from falling out. Drive out bearing
and oil seal.
NOTE: DO NOT remove cross shaft "U" packing at rear of needle
bearing unless fluid leakage is found coming from adjusting
bolt threads. If leakage exists, replace "U" packing.