NHTSA ID Number: 10144223
Manufacturer Communication Number: 18N01
TSB/Document Date: 2018-09-10
Summary
Certain 2018 Model Year Expedition and Navigator Vehicles Equipped With R-1234yf Refrigerant - Special R-1234yf Refrigerant Service Information
42. Remove and discard the transmission support insulator bolts and washers. See Figure 25.
x3
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
1825U
E266066
FIGURE 25
PLACE COPY HERE
PLACE COPY HERE
PLACE COPY HERE
CPR © 2018 FORD
MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
ATTACHMENT III
PAGE 18 OF 33
CUSTOMER SATISFACTION 18N01
43. Remove the transmission support insulator. See Figure 26.
1825R
E240758
FIGURE 26
Four-Wheel Drive (4WD) Vehicles
44. Remove the bolt and the LH isolator cap. See Figure 27.
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
PLACE COPY HERE
1825S
PLACE
COPY HERE
E240753
FIGURE 27
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
PLACE COPY HERE
ATTACHMENT III
PAGE 19 OF 33
CUSTOMER SATISFACTION 18N01
45. Remove and discard the transmission support insulator bolts and washers. See Figure 28.
x4
1825T
E266067
FIGURE 28
46. Remove the transmission support insulator. See Figure 29.
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD 1825V
FOR
MISSING NUT
E240756
FIGURE 29
PLACE COPY HERE
PLACE COPY HERE
PLACE COPY HERE
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
ATTACHMENT III
PAGE 20 OF 33
CUSTOMER SATISFACTION 18N01
RH Catalytic Converter Removal All Vehicles
47. Disconnect the HO2S electrical connector. See Figure 30.
1825AA
E258114
FIGURE 30
48. Disconnect the HO2S electrical connector. See Figure 31.
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
1825BB
E261435
FIGURE 31
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
PLACE COPY HERE
PLACE COPY HERE
PLACE COPY HERE
ATTACHMENT III
PAGE 21 OF 33
CUSTOMER SATISFACTION 18N01
49. Remove the RH catalytic converter nuts and discard. Remove the RH catalytic converter.
See Figure 32.
x2
x2
1825EE
E261436
FIGURE 32
Rear A/C
50. Replace the Rear Evaporator Rear Outlet and Inlet Lines. Please refer to WSM procedures in section
412-02.
NOTE: Be sure to only cut and remove the A/C lines not the heater core lines.
IMPORTANT!: Do not connect the underbody lines to the rear climate control housing, doing so
could contaminant the new components.
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
PLACE COPY HERE
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
PLACE COPY HERE
PLACE COPY HERE
ATTACHMENT III
PAGE 22 OF 33
CUSTOMER SATISFACTION 18N01
RH Catalytic Converter Installation All Vehicles
51. Install the RH catalytic converter and nuts. See Figure 32.
• Torque to 30 lb.ft (40 Nm).
52. Connect both RH HO2S electrical connectors. See Figures 30 and 31.
Transmission Insulator Installation Rear Wheel Drive (RWD) Vehicles
53. Install the transmission support insulator. See Figure 33.
1825II
E240757
FIGURE 33
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
PLACE COPY HERE
PLACE COPY HERE
PLACE COPY HERE
ATTACHMENT III
PAGE 23 OF 33
CUSTOMER SATISFACTION 18N01
54. Install the transmission support insulator bolts in the sequence shown. See Figure 34.
• Torque to 66 lb.ft (90 Nm).
1
2
3
1825JJ
E240761
FIGURE 34
55. Install the LH isolator cap and the bolt. See Figure 35.
• Torque to 41 lb.ft (55 Nm).
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
PLACE1825Q
COPY HERE
E240759
FIGURE 35
PLACE COPY HERE
PLACE COPY HERE
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
ATTACHMENT III
PAGE 24 OF 33
CUSTOMER SATISFACTION 18N01
Transmission Insulator Installation Four Wheel Drive (4WD) Vehicles
56. Install the transmission support insulator. See Figure 36.
1825KK
E240755
FIGURE 36
57. Install the transmission support insulator bolts in the sequence shown. See Figure 37.
• Torque to 76 lb.ft (103 Nm).
2
4
1
3
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD FOR
MISSING
NUT
1825LL
E240613
FIGURE 37
PLACE COPY HERE
PLACE COPY HERE
PLACE COPY HERE
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
ATTACHMENT III
PAGE 25 OF 33
CUSTOMER SATISFACTION 18N01
58. Install the LH isolator cap and the bolt. See Figure 38.
• Torque to 41 lb.ft (55 Nm).
1825S
E240753
FIGURE 38
Transmission Support Crossmember Installation All Vehicles
59. Install the transmission support crossmember and the transmission mount nuts. See Figure 39.
• Torque to 85 lb.ft (115 Nm).
x2
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
PLACE COPY HERE
PLACE COPY HERE
1825P
PLACE COPY HERE
E259874
FIGURE 39
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
ATTACHMENT III
PAGE 26 OF 33
CUSTOMER SATISFACTION 18N01
60. Install the transmission support crossmember nuts and bolts. See Figure 40.
• Torque to 76 lb.ft (103 Nm).
x4
1825MM
E259873
FIGURE 40
61. Remove the high lift transmission jack support from the transmission.
62. Install the two transmission wiring harness bolts into the transmission crossmember. See Figure 21.
63. Install the RH outboard exhaust heat shield and retainers. See Figure 20.
• Torque to 177 lb.in (20 Nm).
64. Install the LH exhaust heat shield bolt from the transmission crossmember. See Figure 19.
• Torque to 177 lb.in (20 Nm).
65. If equipped install skid plat and retainers. See Figure 18.
• Torque to 177 lb.in (20 Nm).
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
PLACE COPY HERE
PLACE COPY HERE
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
PLACE COPY HERE
ATTACHMENT III
PAGE 27 OF 33
CUSTOMER SATISFACTION 18N01
LH Catalytic Converter Installation All Vehicles
66. Install the LH catalytic converter in vehicle. Install the LH catalytic converter nuts. See Figure 16.
• Torque to 30 lb.ft (40 Nm).
67. Tighten the clamp. See Figure 41.
• Torque to 41 lb.ft (55 Nm).
1825NN
E261455
FIGURE 41
68. Connect both LH HO2S electrical connectors. See Figures 13 and 15.
69. If equipped install the underbody shield and bolts. See Figure 14.
• Torque to 71 lb.in (8 Nm).
STUD FOR
MISSING NUT
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
ATTACHMENT III
PAGE 28 OF 33
CUSTOMER SATISFACTION 18N01
Muffler and Tailpipe Installation Expedition Vehicles
70. Install the muffler and attach the isolators and bracket bolts. See Figure 8.
• Torque to 18 lb.ft (25 Nm).
71. Install the catalytic converter and muffler bolts. See Figure 7.
• Torque to 46 lb.ft (63 Nm).
72. Install the muffler and tailpipe. See Figure 6.
73. Install the isolator bolts. See Figure 6.
• Torque to 18 lb.ft (25 Nm).
74. Install into position the muffler and tailpipe clamp. See Figure 6.
• Torque to 41 lb.ft (55 Nm).
Muffler and Tailpipe Installation Navigator Vehicles
75. Install the muffler and attach to the isolators. See Figure 12.
76. Install the clamps into position and tighten in the sequence shown. See Figure 11.
• Torque to 35 lb.ft (48 Nm).
77. Install the muffler and tailpipe. See Figure 10.
78. Install the muffler and tailpipe clamps. See Figure 9.
• 1 Torque to 35 lb.ft (48 Nm).
• 2 Torque to 41 lb.ft (55 Nm).
Rear Climate Control Housing All Vehicles
79. Remove and discard the Rear Climate Control Housing. Please refer to WSM procedures in section
412-02.
NOTE: Only remove the third row single seat to access the rear climate control housing.
80. Install the new Rear Climate Control Housing. Please refer to WSM procedures in section
412-02.
NOTE: Connect the Rear Evaporator Rear Outlet and Inlet Lines to the rear climate control housing.
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
ATTACHMENT III
PAGE 29 OF 33
CUSTOMER SATISFACTION 18N01
81. Install the RH front Fender splash shield. Please refer to WSM procedures in section 501-02
82. Install the RH front and rear wheels and tires. Please refer to WSM procedures in section
204-04A.
Front Climate Control Housing All Vehicles
83. Replace the front climate control housing and install the new thermostatic expansion valve while the
climate control housing is out of the vehicle. Please refer to WSM procedures in section 412-00.
Underhood Component Connection
84. Install and connect the Thermostatic Expansion Valve Manifold and Tube Assembly to the front
climate control housing Thermostatic Expansion Valve. See Figure 42.
• Torque to 133 Ib.in (15 Nm).
1825OO
E258625
FIGURE 42
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
ATTACHMENT III
PAGE 30 OF 33
CUSTOMER SATISFACTION 18N01
85. Install the thermostatic expansion valve manifold tube assembly fitting nuts to the rear evaporator inlet
and outlet lines. See Figure 43.
• 1 Torque to 80 lb.in (9 Nm).
• 2 Torque to 159 lb.in (18 Nm).
1
2
1825PP
E261373
FIGURE 43
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
PLACE COPY HERE
PLACE COPY HERE
PLACE COPY HERE
ATTACHMENT III
PAGE 31 OF 33
CUSTOMER SATISFACTION 18N01
86. Install the front and rear heater core hoses to the heater core lines. See Figure 44.
1825QQ
FIGURE 44
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
STUD FOR
MISSING NUT
PLACE COPY HERE
CPR © 2018 FORD MOTOR COMPANY
DEARBORN, MICHIGAN 48121
7/2018
PLACE COPY HERE
PLACE COPY HERE
ATTACHMENT III
PAGE 32 OF 33
CUSTOMER SATISFACTION 18N01
87. Install the PCM connectors and electrical connector. See Figure 45.
1825C
FIGURE 45
88. Install the three cables and nuts to the battery junction box, install the cover. See Figure 46.
STUD FOR
MISSING NUT
STUD
1825D FOR
MISSING NUT
- Custom Fit for Ford
Expedition 2018-2025 Windshield Sun... - Maximum Heat & UV Blocking Windshield Sunshade: Reflective...
- Premium Insulated Sunshade Material: High-density 280T front...
- Quick Install Folding Windshield Sun Shade: Foldable Front...
- Durable Long-Lasting Windshield Sunshade: Reinforced...
- Custom Fit for Your Vehicle - Windshield Sun Shade Umbrella...
- Heat & UV Protection - Sun shade for car windshield advanced...
- Effortless Umbrella-Style Design - Windshield sun shade...
- Durable Construction Built to Last - This UV-blocking...
- Storable Design - The windshield sunshade comes with a...
If the PDF is very large, it may not load in the preview below.
Some older TSBs had multiple PDFs — visit the NHTSA Website to view all PDFs.
If the TSB PDF does not show, download or view it on the NHTSA Website.
Click on the (+) Plus Sign
Then Click on Associated Document(s)
Search NHTSA Database for Recalls
Search NHTSA Database for Vehicle Investigations
View Latest Vehicle Investigations
Search NHTSA Database for Vehicle Complaints
View Latest Vehicle Complaints
TSB/Document ID: 18N01
Replacement Service Bulletin Number:
MFR Communication Date: 2018-07-20
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: EQUIPMENT:APPLIANCE:AIR CONDITIONER
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
- [Notice] When you receive a used device, it may be a customer return resold by Amazon without inspection. You can exchange it for a new one through Amazon. As this situation is unavoidable, we sincerely apologize. For any issues, contacting us via Amazon's "Messages" is the best way. THINKSCAN 689BT Bidirectional Scan Tool Can Be Used Immediately After It is Turned On, Without Complicated Registration Process, Which is More Convenient & Quick.
- Full Bi-Directional Control & 3000+ Active Tests: Take control and test components like actuators, fuel injectors, relays, and cooling fans in real time. You’ll quickly see if the problem is in the part itself or the control module — saving you hours of guesswork and frustrating trial-and-error.
- Advanced ECU Coding Capabilities: Handle module matching and hidden feature activation with confidence. When you replace an ECU or want to customize settings, this obd2 scanner diagnostic bi directional tool gives you the professional-level capabilities you need without the dealership price tag.
- 34+ Useful Reset and Maintenance Functions: Complete everyday service tasks smoothly with a wide range of helpful reset and maintenance functions. Whether you’re keeping up with regular upkeep or tackling a specific job, this scanner makes maintenance simpler and less stressful for both DIYers and pros.
- Comprehensive Full System Diagnostics: Diagnose every major system — Engine, Transmission, ABS, SRS, TPMS, and more — all in one place. Finally stop wondering if you’re missing something important; get the full picture and clear codes with ease.
- Top Reasons to Choose the D7S OBD2 Scanner: XTOOL D7S car scan tool, an upgrade of XTOOL D7, offers comprehensive features for automotive technicians, workshops, and DIY enthusiasts 1. Upgraded Hardware: 2+64GB memory, rear camera, intuitive interface, foldable bracket 2. Complete Diagnostics: FCA Autoauth, OE-level all system scan, 39+ maintenance services, 4K+ bidirectional, CANFD/DoIP protocol 3. Advanced Capabilities: ECU c0ding, PMI functions 4. Wide Compatibility: Support 10,000+ models, covering 99% vehicle brands 5. Multi-language: Available in 22+ languages, No IP Restrictions 6. 3-Year Updates: Save 300 bucks on software updates for the latest features and optimizations
- 2026 Upgraded D7S Car Scanner Features: The newly 2026 D7S V2.0 scanner for car brings exciting features for advanced vehicle diagnostics and enhanced user experience 1. FCA AutoAuth: Now supports FCA SGW module for Chrysler, for Jeep, for Dodge (2018+), for Fiat (2017+), enabling faster vehicle communication without gateway restrictions 2. PMI (Offline ECU Pr0gramming): Allows for Ford, for Lincoln, and for Mazda ECU pr0gramming for new modules 3. Optimized Diagnostic Report 2.0: Personalized reports with logos and customer info for auto shops. Note: Compatibility varies by cars, please check before order
- 39+ Services/Resets/Adaptations/Relearns/Calibrations: XTOOL D7S full system car scanner diagnostic tool tackles 99% of common car issues through its 36+ special functions, including Oil Reset, EPB, SAS, BMS, Throttle Reset, Injector C0ding, ABS Bleed, TPMS Reset, Power Balance, etc and also covers specific-vehicle functions like Crank Sensor Relearn, ABS Initialization, Cylinder Power Balance, Fuel Trim Reset, Idle Relearn etc. This car diagnostic scanner enhances efficiency, making repairs and maintenance hassle-free. Tip: DO NOT for All vehicles, please check compatibility first
- Cost-effective ECU C0ding Scan Tool for Specific Brands: Enhance your vehicle's performance with XTOOL D7S! This obd2 scanner all systems bidirectional offers advanced capabilities at an affordable price, supports online for BMW, for Benz and offline for BENZ, for MIT, along with PMI functions for Ford, for Mazda, and for Lincoln. Ideal for technicians and DIY enthusiasts, this automotive scanner diagnostic tool optimizes vehicle performance and enhances the driving experience. Note: Not for all cars and modules, please send car VIN to check the compatibility before purchase
- OE All System Diagnostic & 8 Pids Graphing: XTOOL D7S is a comprehensive all system bi directional obd2 scanner that delivers dealer-level diagnostics, completely controlling over your vehicle’s performance and health. This automotive scan tool can read and clear DTCs, view live data and ECU information, retrieve freeze frames, and perform active tests and full obd2 functions. This bi-directional scan tool can can identify your vehicle's make, model, and year information with just one click and show up to 8 PIDs live data with options for CSV viewing, playback, and recording for in-depth analysis. It is easy-to-use for both professionals and beginners, helping pinpoint issues efficiently
- 【✅Compared to BOSSCOMM IF742, IF745 Offers Full-System Diagnostics】The BOSSCOMM IF745 car diagnostic scanner is an upgraded model of IF742. In addition to supporting all OBD2 Code Reader functions and 6 reset options (ABS/EPB/SAS/BMS/Oil/Throttle), it expands diagnostics from 4 systems (Check Engine/ABS/SRS/Transmission) to vehicle All systems, including Steering, Suspension, and Body Electronics. This provides deeper, more comprehensive diagnostic capabilities.
- 【✨10 OBD2 Functions】The BOSSCOMM IF745 scan tool’s DTC Lookup instantly translates fault codes into user-friendly explanations, its I/M Readiness feature streamlines emissions testing with a single tap, and Freeze Frame lets you pinpoint the exact moment of a fault for in-depth root-cause diagnosis. Combined with a live data dashboard and advanced diagnostics (O2S, OBMon, EVAP), it delivers comprehensive insights for confident troubleshooting.
- 【✨Deep Diagnostics for All Vehicle System Modules】Beyond code reading/clearing and ECU information retrieval, our all-in-one data stream feature lets you inspect all current fault codes and their locations across the vehicle’s systems. This vehicle code reader helps you turn off dashboard warning lights and perform a comprehensive self-check of your car at home—no more back-and-forth trips to the repair shop or hefty inspection fees.
- 【✨6 Essential Resets: ABS Bleeding, Oil, EPB, SAS, Throttle, BMS】The BOSSCOMM IF745 obd2 scanner diagnostic tool swiftly purges air from brake lines to restore braking sensitivity, fine-tunes maintenance cycles to eliminate false alerts, resolves parking brake issues with one-click control, recalibrates steering sensors for stability, optimizes engine idling/acceleration for smoother performance, and deeply resets battery systems to extend lifespan and range via precise parameter adjustments.❗NOTE: Does NOT support bidirectional control, coding, or programming.
- 【✨10,000+ Car Models, AutoVIN, 13 Languages】The BOSSCOMM IF745 vehicle scanner diagnostic tool covers 73+ global car brands and offers support in 13 languages, making it perfect for DIYers, auto mechanics, or as a thoughtful gift. With a single-click AutoVIN feature, it instantly retrieves vehicle serial numbers, streamlining diagnostics for users globally. This adaptable tool balances user-friendliness with precision, catering to both personal and professional requirements.✅Unsure about compatibility? Compatibility will vary on vehicles' model and year, pls reach us via 📧 [email protected] 📧 before purchase.
This product presentation was made with AAWP plugin.