ITB12072C

Classification:
Reference:
Date:
RA12-003c
ITB12-072c
September 24, 2015
2013 JX35, 2014-2015 QX60/QX60 HYBRID;
VIBRATION AND/OR NOISE WHEN MAKING LOW SPEED TURNS
This bulletin has been amended to add Applied Vehicles and to remove the Service Procedure that is now available in
the Electronic Service Manual. Please discard previous versions.
APPLIED VEHICLE:
2013 JX35 (L50)
2014-2015 QX60 (L50)
2014-2015 QX60 hybrid (L50)
AWD only
IF YOU CONFIRM
There is a vibration or judder feeling from the rear of the vehicle;



when making turns
on dry roads
at low speeds (under 40 MPH)
And

The above vibration does not occur if the Electric Controlled Coupling is electrically disconnected.
NOTE: Tire size, brand or tread pattern mismatches can cause similar symptoms. To avoid tire related
mismatch vibration, it is recommended that when tires need to be replaced, all tires are replaced at the
same time with tires of the proper size, same brand and pattern.
ACTION
Replace the Electric Controlled Coupling for the rear
final drive.

DO NOT replace the entire Rear Final Drive
assembly for this incident, if it should occur.

DO NOT remove the Rear Final Drive
assembly for this procedure. The Electric
Controlled Coupling can be replaced with the
Rear Final Drive in the vehicle.

Refer to the Electronic Service Manual (ESM),
section DLN – Driveline, for removal and
installation.
Electric
Controlled
Coupling
Figure 1
IMPORTANT: The purpose of "ACTION" (above) is to give you a quick idea of the work you will be performing. You
MUST closely follow the entire Service Procedure as it contains information that is essential to successfully
completing this repair.
Infiniti Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians are properly trained
individuals who have the equipment, tools, safety instruction, and know-how to do a job properly and safely. NOTE: If you believe
that a described condition may apply to a particular vehicle, DO NOT assume that it does. See your Infiniti dealer to determine if this
applies to your vehicle.
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UNIT CHARACTERISTICS WRITING
When replacing the electric controlled coupling, performing “Unit Characteristics Writing” of the electric
controlled coupling with CONSULT-III plus is required.

Refer to the ESM, section DLN – Driveline, for Unit Characteristics Writing.
PARTS INFORMATION
DESCRIPTION
Electric Controlled Coupling (Rear AWD)
Front Oil Seal
Bolt (for propeller shaft)
Bolt (for propeller shaft)
Nut (for propeller shaft)
Nut (for torsional damper)
Nut (Propeller Shaft Center Carrier)
Breather Tube
3 BOND GSKT MKR-RTV
PART NUMBER
38761 – 3KA0A
38189 – 3JA0A
37120 – JD01A
37120 – JD00B
37171 – 7S00A
37171 – 3JA0A
01223 – N0021
38322 – 3JA1A
999MP-1217FPP
QUANTITY
1
1
4
4
4
4
2
1
Shop Supply (1)
(1) Order this item through the Infiniti Maintenance Advantage program: Phone: 877-INF-IMA1 (877-4634621). Website order via link on dealer portal www.NNAnet.com and click on the “Maintenance
Advantage” link.
CLAIMS INFORMATION
Submit a Primary Part (PP) type line claim using the following claims coding:
DESCRIPTION
PFP
OP CODE SYM
Rpl Electronic Controlled Coupling
38761 – 3KA0A
LB65AA
ZE
DIA
FRT
32
(2)
(2) Reference the current Infiniti Warranty Flat Rate Manual and use the indicated Flat Rate Time (FRT).
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ITB12-072c