Drivetrain - Front/Rear Axle Clicking Noise on Take Off
Classification: FA12-006Reference: ITB13-008
Date: March 22, 2013
2009-2013;
CLICKING NOISE FROM FRONT OR REAR AXLE DURING TAKE-OFF/ACCELERATION
APPLIED VEHICLES: 2011 - 2013 M37/M56 (Y51)
2012 - 2013 M Hybrid (HY51)
2009 - 2013 G37 Sedan (V36)
2011 - 2012 G25 Sedan (V36)
2009 - 2013 G37 Coupe (CV36)
2009 - 2013 G37 Convertible (HV36)
2009 - 2013 FX35/FX37 (S51)
2009 - 2013 FX50 (S51)
2009 - 2013 EX35/EX37 (J50)
2011 - 2013 QX56 (Z62)
2013 JX (L50)
IF YOU CONFIRM:
Customers concern of a "clicking" noise coming from either left or right front/rear axles during take-off/acceleration.
ACTION:
Apply Molykote M77 grease (P/N 44003-7S000) to the hub bearing surfaces.
NOTE:
^ Do not remove the axle from the hub or transmission for this bulletin.
^ Refer to the Electronic Service Manual (ESM) for model specific torque specifications.
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 the repair.
PARTS INFORMATION
CLAIMS INFORMATION
SERVICE PROCEDURE
NOTE:
The photos in this procedure are examples and may not look exactly like the vehicle you are working on.
1. Remove the front or rear (depending on model) wheel bearing Cotter Pin and Lock Nut from the axle.
NOTE:
Do not remove the axle from the hub or transmission for this bulletin.
2. Push axle back to allow application of Molykote M77 Grease.
3. Apply a moderate coat of Molykote (P/N 44003-7S000) to the entire (front or rear) wheel hub bearing surface (see Figure 2).
4. Re-install the (front or rear) wheel bearing Lock Nut and Cotter Pin per the Service Manual instructions.
^ Refer to model specific ESM for Lock Nut replacement requirements.
^ Refer to the model specific ESM for wheel bearing Lock Nut torque specifications.
5. Test drive the vehicle to confirm the incident is resolved.
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