NHTSA ID Number: 10228761
Manufacturer Communication Number: TSB 22-2433
Summary
This article supersedes TSB 22-2176 to increase the labor operation allowance and update the part list. Some 2020-2022 Escape/Corsair vehicles built on or before 3-Jan-2022, 2020-2022 Explorer vehicles built on or before 14-Feb-2022, 2020-2022 Aviator vehicles built on or before 07-Feb-2022 and 2021-2022 Bronco Sport vehicles built on or before 3-Dec-2021 may exhibit a slow fuel fill and/or spit back condition during refueling. This may be due to the design of the fuel tank filler pipe. To correct the condition, follow the Service Procedure to replace the fuel tank filler pipe.
This bulletin supersedes 22-2176.
Model:
Ford
2021-2022 Bronco Sport |
Built on or before 03-Dec-2021
|
| 2020-2022 Escape |
Built on or before 03-Jan-2022
|
| 2020-2022 Explorer |
Built on or before 14-Feb-2022
|
| Lincoln
2020-2022 Aviator |
Built on or before 7-Feb-2022
|
| 2020-2022 Corsair |
Built on or before 03-Jan-2022
|
Summary
This article supersedes TSB 22-2176 to increase the labor operation allowance and update the part list.
Issue: Some 2020-2022 Escape/Corsair vehicles built on or before 3-Jan-2022, 2020-2022 Explorer vehicles built on or before 14-Feb-2022, 2020-2022 Aviator vehicles built on or before 07-Feb-2022 and 2021-2022 Bronco Sport vehicles built on or before 3-Dec-2021 may exhibit a slow fuel fill and/or spit back condition during refueling. This may be due to the design of the fuel tank filler pipe. To correct the condition, follow the Service Procedure to replace the fuel tank filler pipe.
Action: Follow the Service Procedure to correct the condition on vehicles that meet all of the following criteria:
- One of the following vehicle lines
- 2020-2022 Escape/Corsair built on or before 03-Jan-2022
- 2020-2022 Explorer built on or before 14-Feb-2022
- 2020-2022 Aviator built on or before 7-Feb-2022
- 2021-2022 Bronco Sport built on or before 03-Dec-2021
- Exhibits a slow fuel fill or spit back during refueling
Parts
| Service Part Number | Quantity | Description | Unit of Issue | Piece Quantity | Note |
| LX6Z-9034-JE | 1 | Fuel Tank Filler Pipe (Bronco Sport/Escape/Corsair 1.5L,2.0L,2.3L) | 1 | 1 | |
| LX6Z-9034-JD | 1 | Fuel Tank Filler Pipe (Escape/Corsair 2.5L Hybrid PHEV) | 1 | 1 | |
| LX6Z-9034-JC | 1 | Fuel Tank Filler Pipe (Escape 2.5L Hybrid FHEV) | 1 | 1 | |
| L1MZ-9034-AJ | 1 | Fuel Tank Filler Pipe(Explorer 2.3L, 3.0L, 3.3LDuratec) | 1 | 1 | |
| L1MZ-9034-Y | 1 | Fuel Tank Filler Pipe (Explorer 3.3L Hybrid) | 1 | 1 | |
| L1MZ-9034-X | 1 | Fuel Tank Filler Pipe (Aviator 3.0L EcoBoost) | 1 | 1 | |
| L1MZ-9034-AC | 1 | Fuel Tank Filler Pipe (Aviator 3.0L Hybrid) | 1 | 1 | |
| W712356-S442 | 1 | Filler Pipe Bolts (All Explorer/Aviator) | 4 | 2 | |
| W700228-S450 | 1 | Filler Pipe Bolts (All Explorer/Aviator) | 2 | 1 | |
| W719430-S439 | 1 | Anchor Plate Bolts (All Explorer/Aviator) | 4 | 4 | |
| LB5Z-7827936-A | 1 | Housing Capless Fuel Filler Without Lock (Explorer-Non Hybrid) | 1 | 1 | |
| LB5Z-7827936-B | 1 | Housing Capless Fuel Filler (Explorer Hybrid) | 1 | 1 | |
| LB5Z-7827936-C | 1 | Housing Capless Fuel Filler With Lock (Explorer Non-Hybrid) | 1 | 1 | |
| LC5Z-7827936-A | 1 | Housing Capless Fuel Filler Without Lock (Aviator 3.0L EcoBoost) | 1 | 1 | |
| LC5Z-7827936-B | 1 | Housing Capless Fuel Filler (Aviator Hybrid) | 1 | 1 | |
| W717822-S439 | 1 | Rear Driveshaft Bearing Bracket Bolts (All Explorer/Aviator) | 4 | 2 | |
| W719511-S439 | 1 | Flex Coupling To Transfer Case Bolts (All Explorer/Aviator) | 4 | 3 | Remove and discard 3 bolts of the flex coupling to remove the rear driveshaft |
| L1MZ-3B498-D | 1 | Rear Axle Pinion Stem Circlip (2020-2022 Explorer 2.3L LHD 4WD, 3.3L LHD 4WD) | 1 | 1 | |
| L1MZ-3B498-E | 1 | Rear Axle Pinion Stem Circlip (2020-2022 Explorer 2.3L LHD RWD, 3.0L EcoBoost, 3.3L Hybrid, 3.3L LHD 4WD Police Version) | 1 | 1 | |
| L1MZ-3B498-F | 1 | Rear Axle Pinion Stem Circlip (2020-2022 Aviator) | 1 | 1 | |
| W720034-S440 | 1 | Rear Shock Absorber Lower Nut (All Explorer/Aviator) | 4 | 2 | |
| W711270-S439 | 3 | Rear Subframe Assembly Forward Bracket Bolts (All Explorer/Aviator) | 4 | 10 | |
| W713714-S439 | 1 | Rear Subframe Assembly Forward Bracket Bolts (All Explorer/Aviator) | 4 | 2 | |
| W720782-S439 | 1 | Rear Subframe Assembly Bracket Bolts (All Explorer/Aviator) | 4 | 2 | |
XL-2
Genuine Ford Accessories (XL-2) High Temperature Nickel Anti-Seize Lubricant - 8 oz.
Last update on 2026-06-10 / Affiliate links / Images from Amazon Product Advertising API | As Needed | Motorcraft® High Temperature Nickel Anti-Seize Lubricant | |||
| ZC-37-A
Last update on 2026-06-09 / Affiliate links / Images from Amazon Product Advertising API | As Needed | Motorcraft® Wheel and Tire Cleaner | |||
| XG-1-E1 No products found. | As Needed | Motorcraft® Premium Long-Life Grease | |||
| PM-4-A
Last update on 2026-06-10 / Affiliate links / Images from Amazon Product Advertising API | As Needed | Motorcraft® Metal Brake Parts Cleaner (Compliant With Low Volatile Organic Compound Requirements As Required In Some USA States) | |||
PM-4-B
Motorcraft #PM4B Brake Cleaner (PM4B)
Last update on 2026-06-12 / Affiliate links / Images from Amazon Product Advertising API | As Needed | Motorcraft® Metal Brake Parts Cleaner (Not Compliant With Volatile Organic Compound Requirements) |
Parts
Parts To Inspect And Replace Only If Necessary
| Service Part Number | Quantity | Description | Note |
| L1MZ-4782-A | If Needed | Driveshaft Flexible Coupling (All Explorer/Aviator) | |
| L1MZ-4650-A | If Needed | Driveshaft Alignment Bushing (All Explorer/Aviator) | |
| W719511-S439 | If Needed | Flex Coupling To Transfer Case Bolts (All Explorer/Aviator) | If the flex coupling has damage, remove the 3 additional bolts |
VC-13-G
Ford Genuine Fluid VC-13-G Yellow Concentrated Antifreeze/Coolant - 1 Gallon
Last update on 2026-06-18 / Affiliate links / Images from Amazon Product Advertising API | If Needed | Motorcraft® Yellow Concentrated Antifreeze/Coolant (All Markets Except Canada) | |
| CVC-13-G | If Needed | Motorcraft® Yellow Concentrated Antifreeze/Coolant (Canada Only) |
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.
If Needed indicates the part is not mandatory.
Service Procedure
1. Replace the fuel tank filler pipe. Refer to the Workshop Manual (WSM), Section 310-01 > Fuel Tank and Lines.
14 Affected Products
Vehicles
| MAKE | MODEL | YEAR |
| FORD | BRONCO SPORT | 2021-2022 |
| FORD | ESCAPE | 2020-2022 |
| FORD | EXPLORER | 2020-2022 |
| LINCOLN | AVIATOR | 2020-2022 |
| LINCOLN | CORSAIR | 2020-2022 |
1 Associated Document
Manufacturer Communications
22-2433
15 December 2022
NHTSA ID Number: 10214753
Manufacturer Communication Number: TSB 22-2176
Summary
Some 2020-2022 Escape/Corsair vehicles built on or before 3-Jan-2022, 2020-2022 Explorer vehicles built on or before 14-Feb-2022, 2020-2022 Aviator vehicles built on or before 07-Feb-2022 and 2021-2022 Bronco Sport vehicles built on or before 3-Dec-2021 may exhibit a slow fuel fill and/or spit back condition during refueling. This may be due to the design of the fuel tank filler pipe. To correct the condition, follow the Service Procedure to replace the fuel tank filler pipe.
1 Associated Document
Manufacturer Communications
22-2176
20 June 2022
NHTSA ID Number: 10202698
Manufacturer Communication Number: TSB 21-2254
Summary
Some 2020-2021 Escape/Corsair vehicles built on or before 30-Mar-2021 and Explorer/Aviator vehicles built on or before 09-Apr-2021 may exhibit a slow fuel fill and/or spit back condition during refueling. This may be due to the design of the fuel tank filler pipe. To correct the condition, follow the Service Procedure to replace the fuel tank filler pipe.
1 Associated Document
Manufacturer Communications
21-2254
18 October 2021
- Proven to clean intake valves on GDI engines and turbo systems
- Easily installed through the air intake system
- Highest concentration PEA (Polyether Amine) detergency available
- Proven to remove up to 46% of GDI Intake Valve deposits in 1 hour
- 150X more concentrated than fuel additives
- Proven to clean intake valves on GDI engines and turbo systems with advanced Cozol technology
- Increases horsepower and improves air/fuel ratio and MPG by cleaning mass air flow sensors
- Easily installed CRC cleaner through the air intake system to remove deposits
- CRC GDI cleaner dissolves baked-on carbon deposits for smoother idle
- Mass air flow sensor cleaner dries in seconds and is plastic safe
- Gumout Professional Formula Mass Air Flow Sensor Cleaner Safely Cleans Gas and Diesel MAF Sensors Restoring Sensor Functionality and Engine Performance.
- Deep Cleans GDI (Gasoline Direct Injection) / PFI (Port Fuel Injection) Intake Valves, As Well As, The Throttle Body, Intake Ports, Fuel Injectors and Combustion Chambers
- BERRYMAN 2611 CLEANER – Receive one (1), 16 oz can of Berryman Intake Valve & Combustion Chamber Cleaner with Application Hose Kit (MPN 2611). Professional engine carbon cleaner spray formulated to remove carbon buildup from intake valves and combustion chambers in gasoline engines.
- DIRECT INDUCTION CLEANING TREATMENT – This intake valve cleaner spray is applied through the intake system while the engine is running, allowing the cleaner to reach intake valves and combustion chambers directly. Designed for use in fuel injected gasoline engines including PFI, TBI and modern GDI engines.
- POWERFUL PEA CARBON CLEANING – Contains polyetheramine (PEA), a professional engine cleaning agent used to break down stubborn carbon deposits. Helps remove buildup from intake valves, combustion chambers and internal engine components to restore airflow and combustion efficiency.
- RESTORE ENGINE PERFORMANCE & DRIVABILITY – Dissolves heavy carbon buildup that can reduce efficiency and cause rough idle, hesitation and reduced power. Helps restore original octane requirements and improve throttle response, acceleration and overall engine performance. Safe for catalytic converters and oxygen sensors.
- UNIVERSAL APPLICATION ACCESSORIES – Includes application hoses and adapters designed for induction cleaning treatments across a wide range of gasoline engines. Bundle also includes one (1), SMA ProQor reusable shop towel for wiping spills and keeping your workspace clean during engine maintenance.
- Removes Carbon Buildup Fast: Breaks down stubborn, baked‑on carbon deposits on intake valves and turbo components, restoring airflow and improving engine performance.
- Boosts Power & Efficiency: Regular use increases power and torque, improves MPG, and reduces rough idle, hesitation, and hard starts.
- Proven High‑Strength Formula: Delivers concentrated cleaning agents directly to intake valves—up to 150× stronger than premium fuel additives—and removes up to 46% of deposits within the first hour.
- No Engine Teardown Required: Safe for GDI and PFI engines; simply spray through the air intake system for professional‑grade cleaning without disassembly.
- Reduces Emissions & Improves Drivability: Helps restore proper combustion, reduce harmful emissions, and smooth out idle and acceleration for a cleaner‑running engine.
Last update on 2026-06-10 / Affiliate links / Images from Amazon Product Advertising API
SEOCONTENT-START
TECHNICAL SERVICE BULLETIN Slow Fuel Fill And/Or Spit Back During Refueling 22-2433 15 December 2022 This bulletin supersedes 22-2176. Model: Ford 2021-2022 Bronco Sport 2020-2022 Escape 2020-2022 Explorer Lincoln 2020-2022 Aviator 2020-2022 Corsair Built on or before 03-Dec-2021 Built on or before 03-Jan-2022 Built on or before 14-Feb-2022 Built on or before 7-Feb-2022 Built on or before 03-Jan-2022 Summary This article supersedes TSB 22-2176 to increase the labor operation allowance and update the part list. Issue: Some 2020-2022 Escape/Corsair vehicles built on or before 3-Jan-2022, 2020-2022 Explorer vehicles built on or before 14-Feb-2022, 2020-2022 Aviator vehicles built on or before 07-Feb-2022 and 2021-2022 Bronco Sport vehicles built on or before 3-Dec-2021 may exhibit a slow fuel fill and/or spit back condition during refueling. This may be due to the design of the fuel tank filler pipe. To correct the condition, follow the Service Procedure to replace the fuel tank filler pipe. Action: Follow the Service Procedure to correct the condition on vehicles that meet all of the following criteria: • One of the following vehicle lines – 2020-2022 Escape/Corsair built on or before 03-Jan-2022 – 2020-2022 Explorer built on or before 14-Feb-2022 – 2020-2022 Aviator built on or before 7-Feb-2022 – 2021-2022 Bronco Sport built on or before 03-Dec-2021 • Exhibits a slow fuel fill or spit back during refueling Parts Service Part Number Quantity Description Unit of Issue Piece Quantity LX6Z-9034- JE LX6Z-9034- JD LX6Z-9034- JC L1MZ-9034- AJ L1MZ-9034- Y L1MZ-9034- X L1MZ-9034- AC 1 Fuel Tank Filler Pipe (Bronco 1 1 Sport/Escape/Corsair 1.5L,2.0L,2.3L) 1 Fuel Tank Filler Pipe (Escape/Corsair 2.5L 1 1 Hybrid PHEV) 1 Fuel Tank Filler Pipe (Escape 2.5L Hybrid 1 1 FHEV) 1 Fuel Tank Filler Pipe(Explorer 2.3L, 3.0L, 1 1 3.3LDuratec) 1 Fuel Tank Filler Pipe (Explorer 3.3L Hybrid) 1 1 1 Fuel Tank Filler Pipe (Aviator 3.0L EcoBoost) 1 1 1 Fuel Tank Filler Pipe (Aviator 3.0L Hybrid) 1 1 W712356- S442 W700228- S450 W719430- S439 LB5Z- 7827936-A LB5Z- 7827936-B LB5Z- 7827936-C LC5Z- 7827936-A LC5Z- 7827936-B W717822- S439 W719511- S439 L1MZ- 3B498-D L1MZ- 3B498-E L1MZ- 3B498-F W720034- S440 W711270- S439 W713714- S439 W720782- S439 XL-2 ZC-37-A XG-1-E1 PM-4-A PM-4-B 1 1 1 1 1 1 1 1 1 1 1 1 1 1 3 1 1 As Needed As Needed As Needed As Needed As Needed Filler Pipe Bolts (All Explorer/Aviator) 4 Filler Pipe Bolts (All Explorer/Aviator) 2 Anchor Plate Bolts (All Explorer/Aviator) 4 Housing Capless Fuel Filler Without Lock 1 (Explorer-Non Hybrid) Housing Capless Fuel Filler (Explorer 1 Hybrid) Housing Capless Fuel Filler With Lock 1 (Explorer Non-Hybrid) Housing Capless Fuel Filler Without Lock 1 (Aviator 3.0L EcoBoost) Housing Capless Fuel Filler (Aviator Hybrid) 1 Rear Driveshaft Bearing Bracket Bolts (All 4 Explorer/Aviator) 4 Flex Coupling To Transfer Case Bolts (All Explorer/Aviator) Rear Axle Pinion Stem Circlip (2020-2022 1 Explorer 2.3L LHD 4WD, 3.3L LHD 4WD) Rear Axle Pinion Stem Circlip (2020-2022 1 Explorer 2.3L LHD RWD, 3.0L EcoBoost, 3.3L Hybrid, 3.3L LHD 4WD Police Version) Rear Axle Pinion Stem Circlip (2020-2022 1 Aviator) Rear Shock Absorber Lower Nut (All 4 Explorer/Aviator) Rear Subframe Assembly Forward Bracket 4 Bolts (All Explorer/Aviator) Rear Subframe Assembly Forward Bracket 4 Bolts (All Explorer/Aviator) Rear Subframe Assembly Bracket Bolts (All 4 Explorer/Aviator) Motorcraft® High Temperature Nickel Anti- Seize Lubricant Motorcraft® Wheel and Tire Cleaner Motorcraft® Premium Long-Life Grease Motorcraft® Metal Brake Parts Cleaner (Compliant With Low Volatile Organic Compound Requirements As Required In Some USA States) Motorcraft® Metal Brake Parts Cleaner (Not Compliant With Volatile Organic Compound Requirements) 2 1 4 1 1 1 1 1 2 3 Remove and discard 3 bolts of the flex coupling to remove the rear driveshaft 1 1 1 2 10 2 2 Parts Parts To Inspect And Replace Only If Necessary Service Part Number L1MZ-4782-A L1MZ-4650-A W719511-S439 VC-13-G CVC-13-G Quantity If Needed If Needed If Needed If Needed If Needed Description Driveshaft Flexible Coupling (All Explorer/Aviator) Driveshaft Alignment Bushing (All Explorer/Aviator) Flex Coupling To Transfer Case Bolts (All Explorer/Aviator) Motorcraft® Yellow Concentrated Antifreeze/Coolant (All Markets Except Canada) Motorcraft® Yellow Concentrated Antifreeze/Coolant (Canada Only) Note If the flex coupling has damage, remove the 3 additional bolts 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. If Needed indicates the part is not mandatory. Warranty Status: Eligible under provisions of New Vehicle Limited Warranty (NVLW)/Emissions Warranty/Service Part Warranty (SPW)/Special Service Part (SSP)/Extended Service Plan (ESP) coverage. Limits/policies/prior approvals are not altered by a TSB. NVLW/Emissions Warranty/SPW/SSP/ESP coverage limits are determined by the identified causal part and verified using the OASIS part coverage tool. Labor Times Description 2020-2022 Escape/Corsair, 2021-2022 Bronco Sport: Replace The Fuel Tank Filler Pipe (Do Not Use With Any Other Labor Operations) 2020-2022 Explorer/Aviator: Replace The Fuel Tank Filler Pipe (Can Be Claimed With Operation C Or D) Additional Time To Check And Correct Rear Toe (Can Be Claimed With Operation B) Additional Time To Check And Correct Rear Toe For Vehicles With Lane Departure (Can Be Claimed With Operation B) Operation No. 222433A 222433B 222433C 222433D Time 0.9 Hrs. 2.9 Hrs. 0.9 Hrs. 1.1 Hrs. Repair/Claim Coding Causal Part: 9034 Condition Code: 42 Service Procedure 1. Replace the fuel tank filler pipe. Refer to the Workshop Manual (WSM), Section 310-01 > Fuel Tank and Lines. © 2022 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.
SEOCONTENT-END
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