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NHTSA ID Number: 10109759

Manufacturer Communication Number: TSB-ENG143R1

TSB/Document Date: 2017-08-02


Summary

TSB: SERVICE ACTION: ENGINE CRANKSHAFT PULLEY AND BOLT REPLACEMENT (SA170) - This bulletin provides the information to replace the crankshaft pulley and crankshaft bolt on some 2015MY Optima (QF) and 2015MY Sorento (XMa) vehicles, produced from June 30, 2014 through July 14, 2014 and equipped with 2.4L Theta engines.


GROUP
ENG

NUMBER
143 (REV 1, 09/18/2014)

MODEL
2015MY
Sorento (XMa)
Optima (QF)
DATE
September 2014

TECHNICAL SERVICE BULLETIN
SUBJECT:

SERVICE ACTION: ENGINE CRANKSHAFT PULLEY AND
BOLT REPLACEMENT (SA170)

 NOTICE
This bulletin has been revised to include additional information. New/revised sections
of this bulletin are indicated by a black bar in the margin.
This bulletin provides the information to replace the crankshaft pulley and crankshaft bolt on some
2015MY Optima (QF) and 2015MY Sorento (XMa) vehicles, produced from June 30, 2014 through
July 14, 2014 and equipped with 2.4L Theta engines. These units may exhibit an oil leak or engine
noise from the front crankshaft pulley due to excessive material on the tip of the crankshaft. KiaeBay logo is
requesting the completion of this Service Action on all affected vehicles, including dealer stock, prior
to delivery. Before conducting the procedure, verify the vehicle is included in the list of affected
VINs.

 NOTICE
This crankshaft pulley kit is on manual allocation and will require authorization
before it will be released by the PDC. To obtain authorization, please send an email
to the following address: [email protected]; include your dealer code,
order number and VIN of the affected vehicle (required).

 NOTICE
A Service Action is a repair program without customer notification that is performed
during the warranty period. Any dealer requesting to perform this repair outside the
warranty period will require DPSM approval.
Repair status for a VIN is provided on WebDCS (Service> Warranty Coverage>
Warranty Coverage Inquiry> Campaign Information). Not completed Recall / Service
Action reports are available on WebDCS (Consumer Affairs> Not Completed Recall>
Recall VIN> Select Report), which includes a list of affected vehicles.
This issue number is SA170.
File Under: ENGINE
Circulate To:

X General Manager


X Service Advisors


X Technicians


X Service Manager


X Parts Manager


X Body Shop Manager  Fleet Repair

Page 2 of 6
SUBJECT:

SERVICE ACTION: ENGINE CRANKSHAFT PULLEY AND
BOLT REPLACEMENT (SA170)

Service Procedure:
1.

Place the vehicle on the lift and remove
the right front tire.

2.

Remove the under-cover splash shield.

3.

Remove the engine serpentine belt from
the crankshaft pulley.

TSB: ENG 143 / SA 170 (REV 1) Sorento (XMa), Optima (QF) September 2014

Page 3 of 6
SUBJECT:

SERVICE ACTION: ENGINE CRANKSHAFT PULLEY AND
BOLT REPLACEMENT (SA170)

4.

Remove and discard the crankshaft
pulley bolt.

5.

Remove and discard the crankshaft
pulley. If necessary, use a harmonic
balancer puller to remove the crankshaft
pulley. In most cases, the puller will not
be required.

 NOTICE
Pay particular attention during
removal of the Woodruff key to
prevent it from falling into the
engine through the front seal.

\

TSB: ENG 143 / SA 170 (REV 1) Sorento (XMa), Optima (QF) September 2014

Page 4 of 6
SUBJECT:

6.

SERVICE ACTION: ENGINE CRANKSHAFT PULLEY AND
BOLT REPLACEMENT (SA170)

Install the new crankshaft pulley and
new crankshaft pulley bolt supplied in
the kit and tighten to specification using
a
torque
wrench.
For
detailed
reinstallation procedures requiring the
flywheel/flexplate to be held stationary,
refer to:
KGIS > Service Materials > Service
Information > Engine Mechanical
>Timing System > Crankshaft Damper
Pulley > Correct holding tool to prevent
engine from turning during bolt torqueing
Tightening Torque
122.8 ~ 130.1 lb-ft (166.6 ~ 176.4 Nm)

CAUTION
Do NOT, under any circumstances,
use an electric or air powered
impact gun to install the crankshaft
retaining bolt; bolt failure can occur
and cause engine damage.
The crankshaft bolt is a “one-time”
use bolt and must be replaced every
time it is removed after it was
torqued to specification!

8.

 NOTICE
The replacement bolt and washer will
be a one piece design. Do NOT use the
two piece design.

OLD

Refer to the Service Information on
KGIS to correctly route the engine
serpentine drive belt and to reinstall all
removed components. Make sure the
wheel lug nuts are torqued to the
specification shown below:
Tightening Torque
65.1~ 79.6 lb-ft (88.3 ~ 107.9 Nm)

9.

Road test the vehicle and inspect for any
fluid leaks, prior to returning the vehicle
to the customer or dealership sales lot.

TSB: ENG 143 / SA 170 (REV 1) Sorento (XMa), Optima (QF) September 2014

NEW

Page 5 of 6
SUBJECT:

SERVICE ACTION: ENGINE CRANKSHAFT PULLEY AND
BOLT REPLACEMENT (SA170)

AFFECTED VINS:
5XXGM4A79FG375916
5XXGM4A75FG376268
5XXGM4A79FG375978
5XYKT3A62FG614958
5XXGM4A74FG376326
5XXGN4A79FG375783
5XXGM4A75FG374942
5XXGN4A7XFG375808
5XXGM4A72FG376213
5XXGM4A74FG375824
5XXGM4A70FG375318
5XXGM4A78FG375017
5XXGM4A76FG375825
5XXGN4A75FG375019
5XXGR4A76FG378578
5XXGM4A79FG375821
5XXGM4A73FG376303
5XXGM4A77FG375879
5XXGM4A72FG375868
5XXGM4A75FG375959
5XXGM4A72FG376048
5XXGM4A71FG375988
5XXGN4A71FG376359
5XXGM4A70FG376338
5XXGM4A73FG376351
5XXGM4A77FG375946
5XXGM4A70FG375951
5XXGM4A74FG376097
5XXGN4A77FG376110
5XXGN4A75FG375960
5XXGN4A70FG376143
5XXGN4A73FG376279
5XXGM4A78FG376006
5XXGM4A77FG375994
5XXGN4A78FG376083
5XXGM4A74FG375998
5XXGM4A70FG376291
5XXGM4A77FG376319
5XXGM4A77FG376286
5XXGM4A77FG375011
5XXGM4A72FG375918
5XXGM4A79FG376581
5XXGM4A73FG375975
5XXGN4A70FG376353
5XXGM4A73FG376561
5XXGM4A72FG375224
5XXGM4A75FG376240
5XXGN4A74FG374895
5XXGN4A77FG375877

5XXGM4A72FG376289
5XXGN4A79FG376397
5XXGM4A76FG375999
5XXGN4A7XFG375954
5XXGN4A78FG376536
5XXGN4A76FG372288
5XXGM4A74FG376035
5XXGM4A76FG376067
5XXGN4A75FG376395
5XXGN4A72FG376404
5XXGN4A76FG374882
5XXGN4A74FG372287
5XXGM4A75FG375962
5XXGM4A70FG376064
5XXGN4A78FG375967
5XXGM4A77FG376241
5XXGM4A71FG376008
5XXGM4A79FG375981
5XXGM4A78FG375986
5XXGM4A79FG376497
5XXGM4A72FG376888
5XXGM4A78FG376247
5XXGN4A76FG375272
5XXGN4A72FG376175
5XXGN4A71FG374059
5XXGN4A73FG375987
5XXGN4A77FG376172
5XXGN4A75FG376591
5XXGN4A78FG376407
5XXGM4A70FG374461
5XXGM4A71FG375358
5XXGM4A70FG375724
5XXGM4A79FG375785
5XXGM4A71FG376669
5XXGM4A78FG376314
5XXGM4A72FG376423
5XXGN4A76FG375711
5XXGN4A74FG376209
5XXGM4A72FG376244
5XXGM4A73FG375894
5XXGM4A75FG376089
5XXGM4A70FG376257
5XXGM4A73FG375992
5XXGM4A72FG376082
5XXGN4A77FG376219
5XXGN4A7XFG375694
5XXGN4A75FG376106
5XXGN4A79FG375881
5XXGN4A75FG375957

5XXGM4A73FG376091
5XXGN4A70FG376160
5XXGM4A78FG375678
5XXGR4A72FG375760
5XXGN4A72FG376340
5XXGM4A75FG376044
5XYKTCA69FG614102
5XXGN4A70FG375297
5XXGN4A70FG376224
5XXGR4A73FG376349
5XXGM4A75FG376206
5XXGN4A75FG375229
5XXGM4A75FG376514
5XXGM4A79FG376208
5XXGM4A75FG376433
5XXGN4A71FG375793
5XXGM4A78FG376166
5XXGM4A72FG376227
5XXGN4A74FG375108
5XXGN4A73FG376315
5XXGN4A77FG376298
5XXGM4A78FG376281
5XXGM4A73FG376477
5XXGM4A72FG376258
5XXGN4A71FG376216
5XXGN4A76FG376437
5XXGM4A71FG376302
5XXGM4A70FG376369
5XXGM4A76FG376019
5XXGN4A70FG376434
5XXGN4A79FG376027
5XXGM4A79FG376287
5XXGN4A75FG375196
5XXGN4A73FG376153
5XXGM4A75FG376352
5XXGN4A72FG377990
5XXGM4A7XFG375908
5XXGM4A75FG376481
5XXGN4A70FG375638
5XXGM4A74FG376004
5XXGM4A75FG376335
5XXGN4A74FG376159
5XXGM4A79FG372739
5XXGN4A75FG376218
5XXGM4A7XFG376556
5XXGM4A72FG376275
5XYKTCA63FG614175
5XXGN4A79FG376223
5XXGN4A78FG376732

5XXGM4A74FG375497
5XXGM4A77FG376272
5XXGM4A7XFG375228
5XXGM4A77FG375686
5XXGM4A71FG376168
5XXGM4A76FG376425
5XXGM4A71FG375991
5XXGM4A76FG376313
5XXGM4A72FG376311
5XXGN4A76FG376096
5XXGN4A78FG376276
5XXGN4A77FG375782
5XXGN4A76FG376129
5XXGM4A72FG378527
5XXGM4A74FG376214
5XXGM4A76FG375601
5XXGN4A74FG376212
5XXGM4A78FG375955
5XXGM4A73FG375300
5XXGN4A74FG375769
5XXGM4A78FG375163
5XXGN4A73FG375990
5XXGN4A71FG376748
5XXGM4A7XFG375925
5XXGM4A77FG375171
5XXGM4A71FG375585
5XXGM4A76FG376442
5XXGM4A70FG376341
5XXGN4A77FG375779
5XXGN4A75FG375683
5XXGM4A72FG376504
5XXGM4A75FG376299
5XXGM4A70FG375979
5XXGM4A71FG376199
5XXGM4A78FG376197
5XYKTCA68FG614169
5XXGM4A70FG376274
5XYKTCA66FG614154

TSB: ENG 143 / SA 170 (REV 1) Sorento (XMa), Optima (QF) September 2014

Page 6 of 6
SUBJECT:

SERVICE ACTION: ENGINE CRANKSHAFT PULLEY AND
BOLT REPLACEMENT (SA170)

AFFECTED VEHICLE PRODUCTION RANGE:
Model

Production Date Range

Sorento (XMa)
From June 30, 2014 through July 14, 2014
Optima (QF)

REQUIRED PARTS:
Model/Year

Part Name

Part Number

Qty.

Remarks

CRANKSHAFT PULLEY
AND BOLT KIT

23124
2G600AQQK

1

Parts will be autoshipped to dealers for
in-stock units.

Optima (QF)

Sorento (XMa)

 NOTICE
This crankshaft pulley kit is on manual allocation and will require authorization
before it will be released by the PDC. To obtain authorization, please send an email
to the following address: [email protected]; include your dealer code,
order number and VIN of the affected vehicle (required).

WARRANTY CLAIM INFORMATION:
Claim
Type

Causal
P/N

Qty.

V

23124
2G600

0

N
C
Code Code

N99

C99

Repair
Description

Labor Op
Code

Op
Time

Replacement
P/N

Qty.

(SA170)
Crankshaft Pulley
/Bolt Replace

140A04R0

0.9
M/H

23124
2G600AQQK

1

 NOTICE
VIN inquiry data for this repair is provided for tracking purposes only. KiaeBay logo retailers
should reference SA170 when accessing the WebDCS system.

TSB: ENG 143 / SA 170 (REV 1) Sorento (XMa), Optima (QF) September 2014

1

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TSB/Document ID: TSB-ENG143R1

Replacement Service Bulletin Number:

MFR Communication Date: 2014-09-18

MFR Internal Campaign ID/Software Version:

Communication Type: Service Bulletin/Repair Instructions

NHTSA Components: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS

MFR Component System:

MFR Component Subsystem:


Previous TSB

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