TSB 18-2361

TECHNICAL SERVICE BULLETIN
Seat Pan Looseness, Lateral Movement, Or Clunk/Thump Noise on Turns
18-2361
03 December
2018
Model:
Ford
2013-2019 Fusion
2013-2018 C-MAX Hybrid
2013-2019 Escape
2015-2018 Focus
2015-2019 Mustang
2015-2019 Edge
2015-2019 F-150
2016-2019 Explorer
2017-2019 F-Super Duty
2018-2019 Expedition
2018-2019 EcoSport
Lincoln
2013-2019 MKZ
2015-2019 MKC
2016-2018 MKX
2019 Nautilus
Issue: Some 2013-2018 C-Max, 2013-2019 Escape/Fusion/MKZ, 2015-2018 Focus, 2015-2019
Edge/F150/MKC/Mustang, 2016-2018 MKX, 2016-2019 Explorer, 2017 Super Duty, 2018-2019 EcoSport/Expedition,
and 2019 Nautilus vehicles may experience seat pan looseness, lateral movement, or clunk/thump noise on turns.
Action: Follow the Service Procedure steps to correct the condition.
Parts
Part Number
Description
Quantity
W527404-S300 3/8 In. Wide Hose Clamps (Or Equivalent Obtained Locally)
4
W709428-S424 Explorer Seat Bolts Front
2
W709622-S424 Explorer Seat Bolts Rear
2
Obtain Locally 19 mm (3/4") Diameter Heater Hose
1
Warranty Status: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage Warranty/ESP coverage
limits/policies/prior approvals 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.
Labor Times
Description
Operation
Time
No.
Vehicles Without Seat Front Trim Valance: Install Heater Hose And Clamp On One (1) Front
Seat (Do Not Use With Any Other Labor Operations)
182361A
0.4
Hrs.
Vehicles Without Seat Front Trim Valance: Install Heater Hose And Clamp On Both (2) Front
Seats (Do Not Use With Any Other Labor Operations)
182361B
0.7
Hrs.
Edge, Explorer, MKC, MKX/Nautilus and MKZ Vehicles Equipped With Seat Front Trim Valance:
Install Heater Hose And Clamp On One (1) Front Seat Includes Time To Remove And Install
Affected Seat (Do Not Use With Any Other Labor Operations)
182361C
0.7
Hrs.
Edge, Explorer, MKC, MKX/Nautilus and MKZ Vehicles Equipped With Seat Front Trim Valance:
Install Heater Hose And Clamp On Both (2) Front Seats Includes Time To Remove And Install
Affected Seats (Do Not Use With Any Other Labor Operations)
182361D
1.3
Hrs.
Repair/Claim Coding
Causal Part:
9661711
Condition Code: 33
Tool List
Drive
Tool Name
1/4"
Ratchet
1/4"
Torque Wrench
1/4"
7 mm Socket
1/4"
Torx® T25
3/8"
Power Tool
3/8"
Ratchet
3/8"
Torque Wrench
3/8"
Torx® T45
3/8"
Torx® T55
Hose Cutters
Marker
Ruler
Pocket Screwdriver
Service Procedure
1. Does the customer complain of the seat track exhibiting lateral movement on sharp turns causing a clunk/thump
type feeling or noise?
(1). Yes - proceed to Step 2. Apply this procedure to the affected front seats.
(2). No - this article does not apply. Refer to Workshop Manual (WSM), Section 501-10A for normal diagnostics.
2. Using both height and front tilt functions, adjust the seat to the highest position.
3. Is the seat equipped with a front trim valance?
(1). Yes - remove the front seat for seat track access. Refer to WSM, Section 501-10A. Proceed to Step 4.
(2). No - proceed to Step 4.
4. Is the vehicle equipped with a power seat control module under the seat? (Figure 1)
(1). Yes - remove the 2 power seat control module retaining screws and remove the power seat control module.
(2). No - proceed to Step 5.
Figure 1
5. Cut a 25.4 mm (1 in.) long section of 19 mm (3/4 in.) diameter heater hose. (Figure 2)
Figure 2
6. Cut a slit in the 25.4 mm (1 in.) piece. (Figure 3)
Figure 3
7. Install the hose over the front cross tube. (Figure 4)
Figure 4
8. Open the hose clamp and slip the hose clamp over the heater hose to secure the heater hose to the front cross
tube. (Figure 5)
Figure 5
9. Push the heater hose up against the handcuff bracket and tighten the hose clamp to 3.7 Nm (33 in-lbs). (Figures
6-9) See Figures 6-7 for clamp orientation.
Figure 6
Figure 7
Figure 8
Figure 9
10. Repeat Steps 5 through 9 on the other side of the seat track. (Figure 10)
Figure 10
11. Reinstall the power seat control module if equipped. Refer to WSM, Section 501-10A.
12. Reinstall the seat if equipped with valance. Refer to WSM, Section 501-10A.
© 2018 Ford Motor Company
All rights reserved.
NOTE: The information in Technical Service Bulletins is intended for use by trained, professional technicians with the knowledge, tools, and
equipment to do the job properly and safely. It informs these technicians of conditions that may occur on some vehicles, or provides information
that could assist in proper vehicle service. The procedures should not be performed by "do-it-yourselfers". Do not assume that a condition
described affects your car or truck. Contact a Ford or Lincoln dealership to determine whether the Bulletin applies to your vehicle. Warranty Policy
and Extended Service Plan documentation determine Warranty and/or Extended Service Plan coverage unless stated otherwise in the TSB article.
The information in this Technical Service Bulletin (TSB) was current at the time of printing. Ford Motor Company reserves the right to supersede
this information with updates. The most recent information is available through Ford Motor Company's on-line technical resources.