Transmission Fluid Leak from the Left Hand (LH) Halfshaft Seal – 2009-2012 Ford Mercury Lincoln

NHTSA ID Number: 10205008

Manufacturer Communication Number: TSB160043

Summary

6F35 Transmission – Fluid leak at left side halfshaft seal – built on or before 10/14/2013

 


Ford Mercury Lincoln
Ford Mercury Lincoln

 


FORDeBay logo:

2009-2014 Escape
2010-2014 Fusion
2012-2014 Edge, Explorer
2013-2014 Taurus

LINCOLNeBay logo:

2013-2014 MKT, MKZ

MERCURYeBay logo:

2009-2011 Mariner
2010-2011 Milan

 

This article supersedes TSB 15-0079 to update the Part List.

 

ISSUE:

Some 2009-2014 Escape, 2009-2011 Mariner, 2010-2014 Fusion, 2010-2011 Milan, 2012-2014 Edge/Explorer, and 2013-2014 Taurus/MKT/MKZ vehicles built on or before 10/14/2013 and equipped with a 6F35 automatic transmission may exhibit a fluid leak from the left hand (LH) transmission halfshaft seal due to wear on the transmission case bushing.

 

ACTION:

Follow the Service Procedure steps to correct the condition.

 

SERVICE PROCEDURE

2013-2014 Escape/2010-2014 Fusion/2010-2011 Milan/2012-2014 Edge/Explorer/2013-2014 Taurus/MKT/MKZ

  1. Remove the LH halfshaft. Refer to Workshop Manual (WSM), Section 307-01.
  2. Inspect the halfshaft journal surface finish. (Figure 1)
    halfshaft journal surface finish

    Figure 1 – 16-0043
    1. If the journal does not have any metal transfer from the bushing, the halfshaft can be reused. Use the service kit that contains only the bushing and seal.
    2. If the journal surface finish has metal transfer from the bushing, replace the front halfshaft. Refer to WSM, Section 205-04.
      1. The replacement bushing with the red Teflon coating on the inside diameter of the bushing allows for the reuse of the original halfshaft if the halfshaft journal does not have any metal transfer from the original bushing.
  3. Replace the transmission case bushing. Refer to WSM, Section 307-01.

 

2009-2012 Escape/2009-2011 Mariner

  1. Remove the LH halfshaft. Refer to WSM, Section 307-01.
  2. Inspect the halfshaft journal surface finish. (Figure 1)
    1. If the journal surface does not have any metal transfer from the bushing, the constant velocity (CV) joint can be reused. Use the service kit that contains only the bushing and seal.
    2. If journal surface finish has metal transfer from the bushing, replace the inner CV joint housing. Refer to WSM, Section 205-04.
  3. Replace the transmission case bushing. Refer to WSM, Section 307-01.

 

Obtain Locally
Part NumberPart Description
648
Loctite 648 442-21443 10ml Retaining Compound, High Strength and Rapid Cure, Green Color
  • A retaining compound recommended for continuous working temperatures up to 300 degrees F
  • Model Number: HL1835922
  • Item Package Dimension: 3.5" L x 1.0" W x 0.9" H
  • Item Package Weight: 1.0 lb

Last update on 2026-06-10 / Affiliate links / Images from Amazon Product Advertising API


 

LOCTITE

 

PART NUMBERPART NAME
9L8Z-1177-EBushing and Seal Kit – All Applications
W705967-S440

Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API


 

Nut- Axle – 2009-2012 Escape
6E5Z-3B477-AA

No products found.

Nut – Axle – 2010-2012 Fusion
W712772-S439
Genuine Ford W712772-S439 Nut
  • Product Type:Auto Part
  • Item Package Dimension:11.0 " L X7.0 " W X3.0 " H
  • Item Package Weight:2.0 lbs
  • Country Of Origin: China

Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API


 

Nut – Axle – Edge
W712435-S439
Genuine *Nut W712435-S439
  • Genuine FordeBay logo Part: Authentic FordeBay logo component that fits your specific vehicle
  • CV Joint Nut: Specialized nut designed for CV joint applications
  • Part Number W712435S439: Official FordeBay logo part number for easy identification and ordering
  • Quality Manufacturing: Manufactured to meet specifications for fit, form, and function
  • Direct Replacement Component: Ensures proper fitment and reliable performance for your FordeBay logo vehicle's CV joint assembly

Last update on 2026-06-18 / Affiliate links / Images from Amazon Product Advertising API


 

Nut – Axle – Taurus/MKT/Explorer
CV6Z-3B477-A

Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API


 

Nut – Axle – 2013-2014 Escape
CCPZ-3B477-A
Ford CCPZ-3B477-A, Axle Nut
  • Genuine FordeBay logo part that fits your specific vehicle
  • Front Axle Nut
  • Part Number: CCPZ3B477A
  • Manufactured to meet specifications for fit, form, and function

Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API


 

Nut – Axle – 2013-2014 Fusion/MKZ
W500550-S439Bolt – Damper – 2010-2012 Fusion
W302117-S300Nut – Damper – 2010-2012 Fusion
6E5Z-3B477-AA

No products found.

Nut – Ball Joint – 2010-2012 Fusion
W709618-S439
Ford, BOLT, -W709618-S439
  • Genuine FordeBay logo part that fits your specific vehicle
  • Bolt
  • Part Number: W709618-S439
  • Manufactured to meet specifications for fit, form, and function

Last update on 2026-06-10 / Affiliate links / Images from Amazon Product Advertising API


 

BoltBall Joint Pinch – 2009-2012 Escape
W520213-S440

Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API


 

Nut – Ball Joint Pinch – Edge /2009-2012 Escape
W714681-S439
Ford, BOLT, -W714681-S439
  • Genuine FordeBay logo part that fits your specific vehicle
  • Steering Knuckle Bolt
  • Part Number: W714681S439
  • Manufactured to meet specifications for fit, form, and function

Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API


 

BoltBall Joint Pinch – Edge
W715545-S439BoltBall Joint Pinch – Taurus
W520517-S440Nut – Ball Joint Pinch – Taurus
W714890-S440

No products found.

Nut – Ball Joint – Explorer/MKT
W716075-S442BoltBall Joint Pinch – 2013-2014 Escape
W520214-S443Nut – Ball Joint Pinch – 2013-2014 Escape/Fusion/MKZ
W500545-S439

Last update on 2026-06-12 / Affiliate links / Images from Amazon Product Advertising API


 

BoltBall Joint – 2013-2014 Fusion/MKZ
7T4Z-4B422-ACirclip – Edge
BB5Z-4B422-BCirclip – Taurus/MKT/MKZ
BB5Z-4B422-ACirclip – Explorer
AE5Z-4B422-A
Ford AE5Z-4B422-A - CIRCLIP - INNER
  • Genuine FordeBay logo Part AE5Z-4B422-A
  • Engineered by FordeBay logo specifically for your vehicle
  • FordeBay logo quality construction
  • Warrantied by FordeBay logo Motor Company
  • Customer will be contacted if core charge applies to part.

Last update on 2026-06-10 / Affiliate links / Images from Amazon Product Advertising API


 

Circlip – 2010-2012 Fusion/ 2013-2014 Escape
BB5Z-4B422-CCirclip – 2013-2014 Fusion
XT-10-QLVC
Ford Genuine Ford Fluid XT-10-QLVC MERCON-LV Automatic Transmission Fluid - 1 Quart

Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API


 

Motorcraft MERCON LV Transmission Fluid
AL8Z-3B414-B
Ford AL8Z-3B414-A, CV Joint
  • Genuine FordeBay logo part that fits your specific vehicle
  • Cv Joint
  • Part Number: AL8Z-3B414-A
  • Manufactured to meet specifications for fit, form, and function

Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API


 

CV Joint Kit – 2009-2012 Escape/2009-2011 Mariner
BE5Z-3B414-CHalfshaft Kit – 2010-2012 Fusion 2.5L
BE5Z-3B414-DHalfshaft Kit – 2010-2012 Fusion 3.0L
CT4Z-3A427-A

No products found.

Halfshaft – Edge
DG1Z-3B437-DHalfshaft – Taurus/MKT
BB5Z-3B437-FHalfshaft – Explorer
CV6Z-3B437-A
Shaft - Front A
  • Geniune OEM part

Last update on 2026-06-10 / Affiliate links / Images from Amazon Product Advertising API


 

Halfshaft – 2013-2014 Escape 1.6L/2.5L
CV6Z-3B437-BeBay logoHalfshaft – 2013-2104 Escape 2.0L
DG9Z-3B437-GHalfshaft – 2013-2014 Fusion/MKZ

 


28 Affected Products

Vehicles

MAKEMODELYEAR
FORDeBay logoEDGE2012-2014
FORDeBay logoESCAPE2009-2014
FORDeBay logoEXPLORER2012-2014
FORDeBay logoFUSION2010-2014
FORDeBay logoTAURUS2013-2014
LINCOLNeBay logoMKT2013-2014
LINCOLNeBay logoMKZ2013-2014
MERCURYeBay logoMARINER2009-2011
MERCURYeBay logoMILAN2010-2011

 


1 Associated Document

Manufacturer Communications

TSB 16-0043

https://www.nhtsa.gov/recalls?nhtsaId=10205008

MC-10205008-9999.pdf 152.15KB

 


 

Bestseller No. 1
Motorcraft - Fluid - Transmission (XT105Q3LV)
  • Motorcraft Transmission Fluid - XT105Q3LV
  • Item Package Dimension: 12.009L x 8.49W x 4.489H inches
  • Item Package Weight - 9.23 Pounds
  • Item Package Quantity - 1
  • Product Type - AUTO ACCESSORY
Bestseller No. 2
Ford MERCON LV Automatic Transmission Fluid - XT-10-5Q3LV - 5 Quart Jug (for Select Models and Years of Ford, Lincoln, and Mercury Vehicles)
  • -Make sure this fits by entering your model number; -Geniune OEM part
  • Geniune FordeBay logo replacement parts are a part of what keeps a vehicle looking and performing its best over the long term, something that the FordeBay logo company has always known; When choosing parts for your FordeBay logo vehicle, make the best choice: Use durable and affordable parts made specifically for the manufacturer of your vehicle; These genuine FordeBay logo parts are a fit for your vehicle; FordeBay logo OEM parts are the way to go if you want to keep your vehicle as close to its original condition as possible
  • Fit type: Universal
  • Geniune OEM part
Bestseller No. 3
Motorcraft MERCON LV Automatic Transmission Fluid (ATF) 12 Quart Case
  • Manufactured with high-viscosity index, premium-quality, hydroprocessed base oils and specially designed performance additives
  • Provides excellent shifting characteristics at high and low ambient temperatures, and guards against transmission shudder
  • Offers excellent thermal, oxidation and shear stability, as well as good low-temperature fluidity
  • Provides wear protection and inhibits the formation of gum, sludge, lacquer and foam
  • Helps prevent rust and corrosion Dyed red for easy leak detection
Bestseller No. 4
Motorcraft XT10QLVC Mercon Lv Automatic Transmission Fluid (1Qt)
  • Provides excellent performance in electronically controlled automatic transmissions. Dyed red for easy leak detection
  • Manufactured with high-viscosity index, premium-quality, hydroprocessed base oils and specially designed performance additives. Helps prevent rust and corrosion
  • Provides excellent shifting characteristics at high and low ambient temperatures, and guards against transmission shudder
  • Offers excellent thermal, oxidation and shear stability, as well as good low-temperature fluidity. Provides wear protection and inhibits the formation of gum, sludge, lacquer and foam
  • Not for use in applications where MERCON V, MERCON SP, Continuously Variable Chain Type Transmission Fluid, Motorcraft Premium Automatic Transmission Fluid, FNR5 Automatic Transmission Fluid or Type F Automatic Transmission Fluid is recommended
Bestseller No. 5
Ford Genuine Ford Fluid XT-10-QLVC MERCON-LV Automatic Transmission Fluid - 1 Quart

Last update on 2026-05-31 / Affiliate links / Images from Amazon Product Advertising API


 

 


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1 thought on “Transmission Fluid Leak from the Left Hand (LH) Halfshaft Seal – 2009-2012 Ford Mercury Lincoln”

  1. I have the same problem with my Ford Fusion 2013. I have leak on The Left Hand Halfshaft Seal, Bushing. The Bushing is worn out and fine metal came out after we removed the seal. Is this a defect ans is cover by Ford? I went to the Ford parts store to get a Bushing and they don’t have it.

    Reply

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