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NHTSA ID Number: 10244798
Manufacturer Communication Number: TSB 23-2335
Summary
Some 2021-2023 Bronco Sport vehicles equipped with a 1.5L engine built on or before 30-Nov-2022, 2021-2023 Bronco Sport vehicles equipped with a 2.0L engine built on or before 28-Feb-2022 or 2020-2022 Escape/Corsair non-plug in hybrid electric vehicle (PHEV) vehicles built on or before 30-Apr-2022 may exhibit a chatter/shudder during low speed turning events. This may be due to contamination of the rear drive unit (RDU) fluid through the RDU vent hose. To correct the condition, follow the Service Procedure to replace the RDU vent hose.
Model:
Ford
2021-2023 Bronco Sport |
Engine: 1.5L EcoBoost – Vehicles built on or before 30-Nov-2022Engine: 2.0L EcoBoost – Vehicles built on or before 28-Feb-2022 |
2020-2022 Escape | Engine: 1.5L EcoBoost
Built on or before 30-Apr-2022 |
Lincoln
2020-2022 Corsair |
Engine: 2.0L EcoBoost
Built on or before 30-Apr-2022 |
Issue: Some 2021-2023 Bronco Sport vehicles equipped with a 1.5L engine built on or before 30-Nov-2022, 2021-2023 Bronco Sport vehicles equipped with a 2.0L engine built on or before 28-Feb-2022 or 2020-2022 Escape/Corsair non-plug in hybrid electric vehicle (PHEV) vehicles built on or before 30-Apr-2022 may exhibit a chatter/shudder during low speed turning events. This may be due to contamination of the rear drive unit (RDU) fluid through the RDU vent hose. To correct the condition, follow the Service Procedure to replace the RDU vent hose.
Action: Follow the Service Procedure to correct the condition on vehicles that meet all of the following criteria:
- One of the following vehicles:
- 2021-2023 Bronco Sport vehicles equipped with a 1.5L engine built on or before 30-Nov-2022
- 2021-2023 Bronco Sport vehicles equipped with a 2.0L engine built on or before 28-Feb-2022
- 2020-2022 Escape/Corsair (non-PHEV) vehicles built on or before 30-Apr-2022
- Exhibits a chatter/shudder during low speed turning events
Parts – One Of The Following Sealants (Step 17)
Service Part Number | Quantity | Description |
TA-2-B | As Needed | Motorcraft® Seam Sealer |
Obtain Locally | As Needed | 3M 08308 |
Obtain Locally | As Needed | LORD Fusor 803DTM |
Parts – Bronco Sport 2.0L
Service Part Number | Quantity | Description | Unit of Issue | Piece Quantity |
LX6Z-4022-C | 1 | RDU Vent Hose | 1 | 1 |
W718014-S450 | 1 | Stud Rivet | 1 | 1 |
6C2Z-4N282-AA | 2 | Drain Plug | 1 | 2 |
XY-75W-QL | As Needed | Motorcraft® SAE 75W Disconnect Rear Drive Unit Fluid |
Parts – Bronco Sport 1.5L / All Escape
Service Part Number | Quantity | Description | Unit of Issue | Piece Quantity |
K2GZ-4022-M | 1 | RDU Vent Hose | 1 | 1 |
W718014-S450 | 1 | Stud Rivet | 1 | 1 |
6C2Z-4N282-AA | 2 | Drain Plug | 1 | 2 |
XY-75W-QL | As Needed | Motorcraft® SAE 75W Disconnect Rear Drive Unit Fluid |
Parts – Corsair
Service Part Number | Quantity | Description | Unit of Issue | Piece Quantity |
K2GZ-4022-L | 1 | RDU Vent Hose | 1 | 1 |
W718014-S450 | 1 | Stud Rivet | 1 | 1 |
6C2Z-4N282-AA | 2 | Drain Plug | 1 | 2 |
XY-75W-QL | As Needed | Motorcraft® SAE 75W Disconnect Rear Drive Unit Fluid |
Quantity refers to the amount of the service part number required to repair the vehicle.
Unit of Issue refers to the number of individual pieces included in a service part number package.
Piece Quantity refers to the total number of individual pieces required to repair the vehicle.
As Needed indicates the amount of the part may vary and/or is not a whole number. Parts can be billed out as non-whole numbers, including less than 1.
Special Tool(s)
Hand Stud Rivet Setter Kit
Metric Item #AST1455 |
Service Procedure
1. Remove the right rear fender splash shield retaining pin and fold back the right rear fender splash shield to inspect the RDU vent hose. (Figures 1-2)
Figure 1
Figure 2
2. Inspect the RDU vent hose mounted behind the right rear fender splash shield. Is the vehicle equipped with the updated RDU vent hose as shown in the image with the green check mark in Figure 3?
Figure 3
(1). Yes – this article does not apply. Continue with normal diagnosis.
(2). No – proceed to Step 3.
3. Remove the right rear wheel. Refer to Workshop Manual (WSM), Section 204-04A.
4. Remove the retainers and screws from the right rear fender splash shield shown in Figures 4-6. Lower and fold the right rear fender splash shield in front of the brake caliper to access the RDU vent hose and upper section of the wheel well.
Figure 4
Figure 5
Figure 6
5. Disconnect the RDU vent hose retainers. (Figure 7)
Figure 7
6. Remove the rear differential vent hose and ground strap bolt from the RDU and position aside. (Figure 8)
Figure 8 – Bronco Sport 1.5L/Escape/Corsair shown, Bronco Sport 2.0L similar
7. Remove the ground strap bolt from the body. (Figure 9)
Figure 9
8. Detach the hose retainer and remove the RDU vent hose and ground cable assembly. (Figure 10)
Figure 10
9. Position the new RDU vent hose and ground strap assembly and attach the hose retainers. (Figures 7 and 10)
10. Install the bolt to attach the ground strap to the body. Tighten to 12 Nm (106 lb.in). (Figure 9)
11. Install the new RDU vent hose onto the RDU. (Figure 8)
12. Install the bolt to secure ground cable onto RDU. Tighten to 12 Nm (106 lb.in). (Figure 8)
13. Using the new retainer at the end of the new RDU vent hose, position the hose vertically so the form of the hose follows the inner arch of the wheel well. Use a tool or a marker to mark the location on the body to drill a hole. (Figure 11)
Figure 11
14. Position the RDU vent hose aside.
CAUTION: A depth stopper on the drill bit is necessary to prevent damage to the interior trim.
15. Using a 10 mm (25/64 in.) drill bit with a depth stopper that leaves only 7 mm (1/4 in.) of the end of the drill bit exposed, drill a hole at the location marked in Step 13.
16. Deburr and clean the hole drilled in Step 15. Temporarily dry fit the stud rivet in the body to make sure the stud rivet is properly seated, then remove the stud rivet.
17. Apply a generous amount of sealant to the body side of the stud rivet. (Figure 12)
Figure 12
CAUTION: Failure to properly seal the stud rivet could lead to water entry into the passenger area.
18. Insert the stud rivet and secure using the stud rivet tool.
19. Spread the excess sealant around the rivet collar as well as the base of the stud to confirm adequate sealing. (Figure 13)
NOTE: It is not necessary to wait for the sealant to dry before reassembly.
Figure 13
20. Attach the hose retainer to the new stud.
21. Reassemble the right rear fender splash shield and secure using the retainers and locations shown in Figures 4-6.
22. Install the right rear wheel. Refer to WSM, Section 204-04A.
23. Drain and fill the RDU. Refer to WSM, Section 205-02A.
9 Affected Products
Vehicles
MAKE | MODEL | YEAR |
FORD | BRONCO SPORT | 2021-2023 |
FORD | ESCAPE HYBRID | 2020-2022 |
LINCOLN | CORSAIR | 2020 |
LINCOLN | CORSAIR PHEV | 2021-2022 |
1 Associated Document
Manufacturer Communications
23-2335
26 October 2023
https://www.nhtsa.gov/recalls?nhtsaId=10244798
MC-10244798-0001.pdf 559.515KB
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- All-Weather Performance - High heat and humidity are no match for this car sealant. Enhanced moisture curing properties ensure a durable hold for interior or exterior use. Use a urethane sealer that is worlds ahead of any solvent-based solutions
- Plug Any Void –– Easily patch large cracks with confidence when using this thick auto seam sealer. This single-component panel bond compound provides superior adhesion on bare, primed, or painted metal surfaces on your vehicle or RV
- Complete Kit –– Comes with nitrile gloves and an application tip to make the process seamless This joint and seam filler set comes with everything you need and more. The sealant is compatible with any standard caulking gun
- Permanently Fill Gaps –– Don't settle for a body panel adhesive sealant that doesn't hold up. Trust in a non-shrinking, non-cracking and low odor formula that stays remarkably flexible over time. Prevent leaks and debris from infiltrating your vehicle, and promote corrosion resistance
- Primer and Paint Ready –– Get your project ready for the road in just 24 hours. Smooth out and let the quick-curing seam sealant settle in for 45 minutes. Then you're ready to prime and paint the automotive body filler for a flawless finish that blends right in
- All-Weather Performance –– High heat and humidity are no match for this car sealant. Enhanced moisture curing properties ensure a durable hold for interior or exterior use. Use a urethane sealer that is worlds ahead of any solvent-based solutions
- SINGLE COMPONENT FORMULA: Adheres well to bare metal, primed metal and painted surfaces
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- Seals Cracks, Crevices And Body Seams, Plus Waterproofs And Insulates
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- Paintable In 30 Minutes
- 𝗦𝗲𝗮𝗺𝗹𝗲𝘀𝘀 𝗔𝗱𝗵𝗲𝘀𝗶𝗼𝗻 𝗳𝗼𝗿 𝗣𝗿𝗼𝗳𝗲𝘀𝘀𝗶𝗼𝗻𝗮𝗹𝘀: Achieve unmatched durability with Akfix P645, the perfect automotive seam sealer for experts. It provides a professional finish thanks to over-paintable and sandable features after full curing.
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- HIGH-PERFORMANCE: Two-part epoxy seals vertical and horizontal seams to match OEM seals
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Last update on 2024-04-10 / Affiliate links / Images from Amazon Product Advertising API
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