Page 138 of 800
ToolTy p eTool numberO D mm
ACX02372
A
B C
Brass bar
Bar (snap-in type)
Tool box
MB990925
AC
Installer adapter
AMB99
092639. 0
MB99 092745. 0
MB99 092849. 5
MB99 092951. 0
MB99 093054. 0
MB99 093157. 0
MB99 093261. 0
MB99 093363. 5
MB99 093467. 5
MB99 093571. 5
MB99 093675. 5
MB99 093779. 0
BMB99 0938−
CMB990939−
SPECIA L T O OLS
FRONT AXLE26-6
Page 139 of 800
ON-VEHICLE SERVICE
FRONT AXLE26-7
ON-VEHICLE SERVICE
WHEEL BEARING AXIAL PLAY CHECKM1261000900224
1. Remove the caliper assembly and suspend it with a wire.
2. Remove the brake disc from the front hub.
AC209503 AC
3.
Att a ch a dial ga uge a s sh own in the illustration,
an d th en measure the axial play while moving the
hu b in the axial dire ctio n.
Limit: 0.05 mm
4.If axial play e x ceeds t he limit, disassemble the
fro n t hub assemb ly a nd check the p a rt s.
5.In st all the bra k e d i sc, ca lipe r assembly and
tighten th e caliper assemb ly mount ing bolt s to the
specifie d torqu e 100
± 10 N⋅m.
HUB BOL T REPLACEMENTM12610010 0029 1
1.Remove the ca lip er assembly a nd suspe nd it wit h
wire so t hat it does not fa ll.
2.Remove the bra k e d i sc.
AC302114
MB991618
AD
Hub bolt
3.Use spe c ia l too l hub bolt remover (MB99161 8) to
re move the h ub bo lt s.
AC104588
MB990767
Plain
washer
AC
4. In st all the plain wa sher to the n e w hub b o lt, a nd
inst all the bolt with a nu t while hold i ng the hub
wit h spe c ia l too l fron t hub a nd end yoke holder
(MB99076 7).
5.In st all the bra k e d i sc, ca lip er assembly and
tighten th e caliper assembly mount ing bolt s to the
specifie d torqu e 100
± 10 N⋅m.
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Page 142 of 800
FRONT AXLE HUB ASSEMBLY
FRONT AXLE26-10
<> DRIVESHAFT REMOVAL
AC100128
MB990241
MB990767
AG
AC303949
MB990244
(Three)
MB990767
MB990242
MB991354
AF
1.
Use the fo llo wing special to ols to pu sh ou t the
driveshaf t from the hub an d kn uckle.
•Axle shaf t puller (MB9 90241 )
•Puller shaft (MB990 242)
•Puller bar (MB990 244)
•Puller body (MB99135 4)
•
AC102551
AC
Driveshaft
Front hub a nd end yoke holder (MB99076 7)
2.Withdraw th e driveshaf t from the hu b by pulling
th e botto m of the hub and knuckle towards you .
3.Hang the dr ive s haf t on the vehicle b ody with a
rope.
INST ALLA T ION SER VICE POINT
>>A<< STABILIZER RUB-
BER/SELF-LOCKING NUT (ST A BILIZER
BAR CONNECTION) INST
ALLA TION
AC210393AC
A
I
n st a ll the st a b ili zer rubb er an d coll ar as sho w n in t he
figure
, and t i ghte n the self-locking nut so tha t the
protruding length
of the st abilize r bar mount ing b o lt
protruding p
a rt meet s it s st and ard value (A).
St andard va lue (A): 22 ± 1.5 m m
>>B<< W A SHER/ DRIVESHAFT NUT
INST
ALLA TION
CAUTION
Before securely tightening the driveshaft nuts,
make sure there is no load on the wheel bear
-
ings. Otherwise the wheel bearings will be dam-
aged.
AC102465AD
MB990767
Washer
1. Be sure to install the driveshaft washer in the
specified direction.
2. Using special tool front hub and end yoke holder (MB990767), tighten the driveshaft nut to the
specified torque.
Tightening torque: 245 ± 29 N⋅m
Page 143 of 800
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FRONT AXLE HUB ASSEMBLY
FRONT AXLE26-12
<> WHEEL BEARING REMOVAL
AC102508AC
Inner race
(outside)
Outer oil seal
1. Crush th e oil seal in two pl ace s so t hat t he t abs of
th e spe c ia l too l will be caugh t on th e wheel
be aring inne r race (out side).
CAUTION
When removing the inner race (outside) from the
hub, be careful not to let the hub drop.
AC102509
MB990810
Inner race
(outside)
AC
2. Remove the wheel bearing inner race (outside) from the front hub by using special tool side
bearing puller (MB990810).
AC102510 AC
MB990938
MB990935
MB991056 or MB991355
Inner race
(outside)
3. Install the inner race (outside) that was removed
from the hub to the wheel bearing, and then use
the following special tools to remove the wheel
bearing.
•Installer bar (MB990938)
•Installer adapter (MB990935)
•Knuckle arm bridge (MB991056 or MB991355)
REASSEMBLY SERVICE POINTS
>>A<< WHEEL BEARING INSTALLATION
1. Fill the wheel bearing with multipurpose grease.
2. Apply a thin coating of multipurpose grease to the knuckle and bearing contact surfaces.
CAUTION
Press the outer race when pressing-in the wheel
bearing. Otherwise the wheel bearing will be
damaged.
AC102511
MB990883
MB990890
AC
3. Press-in the bearing by using the following special tools.
•Rear suspension bushing arbor (MB990883)
•Rear suspension bushing base (MB990890)
>>B<< HUB STARTING TORQUE CHECK
AC210929AC
MB991000
MB991017
245 ± 29 N·m
Tighten the nut
with the bolt secured
1. Tighten the following special tools to the specified torque, and then press-in the hub into the knuckle.
•Front hub remover and installer (MB991017)
•Spacer (MB991000)
2. Rotate the hub in order to seat the bearing.
Page 145 of 800
AC100136
MB990685MB990326
AB
FRONT AXLE HUB ASSEMBL Y
FRONT AXLE26-13
3.Measure the hub st a r ting torque b y using the
fo llowing special to ols.
•To rque wren ch (MB99068 5)
•Preload socket (MB9 90326 )
Limit: 1.8 N⋅m
4.Th e st arting torq ue must b e within the limit an d
th e hub rot a tion must be smoo th.
>>C<< WH EEL BEARING AXIAL PLA Y
CHECK
AC100137
MB991000
MB991017
245 ± 29 N·m AB
Tighten the nut
with the bolt
secured
1.
Measure to d e termine whe t her th e wheel bearing
a x ial pla y is with in the limit o r not by using t he
fo llowing special to ols.
•Front hub re mover and inst a ller (MB9910 17)
•Sp a c er (MB9910 00)
Limit: 0.05 mm
2. If the play is not wit h in the limit rang e while the nut
is tighten ed to 2 45
± 29 N⋅m, the bearing, hu b
a
nd/or knuckle
have
proba
bly not be en in st alled
correctly
. Replace
the be
aring and re -inst a ll.
INSPECTION
M12610020 0007 8
•Check the fro n t hu b and brake disc mo untin g sur-
faces for gallin g and cont amination.
•Check the knu c kle in ner surface for ga lling an d
crac
ks .
