Stability/Traction Control Light – DTC P07AE and U0415 – 2011-2012 Ford Fusion & Lincoln MKZ

TSB 11-11-3
  • REARWARD FRONT LOWER CONTROL ARMS HIGH FRICTION – INSTRUMENT CLUSTER LIGHT ILLUMINATED – DTC CODES P07AE AND U0415 – BUILT BETWEEN 2/1/2011-8/16/2011
Publication Date: November 3, 2011

 

FORDeBay logo:2011-2012 Fusion
LINCOLNeBay logo:2011-2012 MKZ

 

ISSUE:

Some 2011-2012 Fusion vehicles equipped with 2.5L, 2.5L Atkinson or 3.0L engine and MKZ vehicles equipped 2.5L Atkinson engine and built between 2/1/2011 through 8/16/2011 may experience higher than expected friction in the rearward/half front lower control arms. The steering system senses the high friction condition and may illuminate the instrument cluster stability/traction control light, or the message center may display Steering Fault/Service Steering Soon, accompanied by diagnostic trouble codes (DTCs) P07AE and U0415.

 

ACTION:

Follow the Service Procedure steps to correct the condition.

 

SERVICE PROCEDURE

  1. Verify the vehicle build date:
    1. If the vehicle build date is prior to 2/1/2011 or after 8/16/2011, do not continue with this article. Refer to Workshop Manual (WSM), Section 204-01, for normal diagnostics.
    2. If the vehicle build date is 2/1/2011 to 8/16/2011, proceed to Step 2.
  2. Retrieve DTC codes:
    1. If P07AE and U0415 are not present and were not retrieved. Do not continue with this article. Refer to WSM, Section 204-01, for normal diagnostics.
    2. If P07AE and U0415 are present, proceed to Step 3.
  3. Raise the vehicle on a hoist. Refer to WSM, Section 100-02. In order to obtain accurate measurement, the suspension must be in full rebound with the weight of the vehicle supported by the frame. Raise and support the vehicle by the frame to allow the wheels to hang in the rebound position.
  4. Check both bellows at the steering gear housing/inner tie rod interface externally for signs of cuts or abrasions which may allow water intrusion into the gear assembly.
    1. If damage to the bellows exists or water intrusion is evident, replace the electronic power assist steering (EPAS) gear assembly. Refer to WSM, Section 211-02.
    2. If no damage exists, proceed to Step 5.
  5. Replace both the left and right rearward/haft front lower control arms (FLCA). Refer to WSM, Section 204-01.

 

PART NUMBERPART NAME
BE5Z-3078-B
Genuine Ford BE5Z-3078-B Suspension Arm Assembly

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


 

Front Suspension Arm – Right Hand Side
BE5Z-3079-A
ARM ASY - Front
  • Geniune OEM part

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


 

Front Suspension Arm – Left Hand Side
W500752-S439Rear Lower Arm-To-Subframe Bolt (2 Req)
99958-1222Rear Lower Arm-To-Subframe Washer (2 Req)
W302123-S300Lower Ball Joint Nut (Rear) (4 Req)
W520416-S441Subframe Bracket-To-Subframe Nut (2 Req)
W302281-S300Subframe Bracket-To-Subframe Washer (2 Req)
W302120-S300Subframe Bracket-To-Body Bolt (4 Req)
W705443-S900
Ford Motor Co. Genuine Exhaust Nut - W705443S900
  • Item Package Dimension: 4.13L x 2.71W x 0.31H inches
  • Item Package Weight - 0.0330693393 Pounds
  • Item Package Quantity - 1
  • Product Type - NUTS

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


 

Catalytic Converter Manifold-To-Exhaust Flexible Pipe Nut (4 Req)
W302420-S300Tie Rod Cotter Pin (2 Req)
6E5Z-3R827-AAShaft-to-Gear Bolt
AE5Z-3504-CE
Electric Power Steering Rack and Pinion Assembly For Ford Fusion Mercury Milan & Lincoln MKZ 2010 2011 2012 - BuyAutoParts 80-30025R Remanufactured (Renewed)
  • Guaranteed Exact Fit for easy installation!
  • Fully remanufactured and tested OEM / OES unit - highest quality available
  • Backed by a THREE YEAR, unlimited mileage warranty
  • This is a complete rack and pinion assembly, including inner tie rod ends, bushings and boots. Consider replacing the outer tie rod ends at the same time!
  • Fits 2010-2012 FordeBay logo Fusion, MercuryeBay logo Milan and LincolneBay logo MKZ

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


 

Steering Gear

 

WARRANTY STATUS:

Eligible Under Provisions Of New Vehicle Limited Warranty Coverage
IMPORTANT: Warranty/ESP coverage limits/policies are not altered by a TSB. Warranty/ESP coverage limits are determined by the identified causal part and verified using the OASIS part coverage tool.

OPERATIONDESCRIPTIONTIME
111103A2011-2012 Fusion 2.5L DOHC, 2.5L Atkinson, 3.0L And MKZ 2.5L Atkinson: Check DTCs, Inspect Bellows, Replace Both The Left And Right Rearward Half Lower Control Arms Can Be Claimed With Operation C1.6 Hrs.
111103B2011-2012 Fusion 2.5L DOHC: Check DTCs, Inspect Bellows, Replace Steering Gear Assembly Can Be Claimed With Operation C2.0 Hrs.
111103B2011-2012 Fusion And MKZ 2.5L Atkinson, 2011-2012 Fusion 3.0L FWD: Check DTCs, Inspect Bellows, Replace Steering Gear Assembly Can Be Claimed With Operation C2.2 Hrs.
111103B2011-2012 Fusion 3.0L AWD: Check DTCs, Inspect Bellows, Replace Steering Gear Assembly Can Be Claimed With Operation C2.3 Hrs.
111103CAdditional time to Check And Adjust Front Toe Can Be Claimed With Operations A Or B0.6 Hr.

 

DEALER CODING

BASIC PART NO.CONDITION CODE
307912

 

 

 

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


 

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Royal Purple ROY01326 MAX EZ Power Steering Fluid, 12 Ounce
381 Reviews
Royal Purple ROY01326 MAX EZ Power Steering Fluid, 12 Ounce

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


 

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