NHTSA ID Number: 10239474
Manufacturer Communication Number: TSB 23-2208
Summary
Some 2020-2023 Explorer/Aviator non-hybrid vehicles may exhibit radio static and/or poor radio sound quality when moving. This may be more noticeable on AM radio stations. This may be caused by an electromagnetic interference concern. To correct the condition, follow the Service Procedure to install new grounds on the rear knuckle.
This bulletin supersedes 22-2040.
Model:
Summary
This article supersedes TSB 22-2040 to update the vehicle model years affected.
Issue: Some 2020-2023 Explorer/Aviator non-hybrid vehicles may exhibit radio static and/or poor radio sound quality when moving. This may be more noticeable on AM radio stations. This may be caused by an electromagnetic interference concern. To correct the condition, follow the Service Procedure to install new grounds on the rear knuckle.
Action: Follow the Service Procedure to correct the condition on vehicles that meet all of the following criteria:
- 2020-2023 Explorer/Aviator
- Non-hybrid powertrain
- Radio static and/or poor radio sound quality when moving
Parts
| Service Part Number | Quantity | Description | Unit of Issue | Piece Quantity |
| L1MZ-14A411-N | 2 | Ground Strap Jumper Harness | 1 | 2 |
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.
Service Procedure
1. Install new ground straps on each side of the vehicle on top of the brake hose bracket bolt on the rear knuckle. Tighten to 133 lb-in (15 Nm). Refer to Workshop Manual (WSM), Section 204-02. (Figure 1-2)
Figure 1
Figure 2
2. Install the other side of the ground straps underneath the rear wheel speed sensor harness bracket mounting stud. Tighten to 62 lb-in (7 Nm). Refer to WSM, Section 206-09. (Figure 1-2)
8 Affected Products
Vehicles
1 Associated Document
Manufacturer Communications
23-2208
12 July 2023
MC-10239474-0001.pdf 451.728KB
NHTSA ID Number: 10209202
Manufacturer Communication Number: TSB 22-2040
Summary
Some 2020-2022 Explorer/Aviator non-hybrid vehicles may exhibit radio static and/or poor radio sound quality when moving. This may be more noticeable on AM radio stations. This may be caused by an electromagnetic interference concern. To correct the condition, follow the Service Procedure to install new grounds on the rear knuckle.
1 Associated Document
Manufacturer Communications
22-2040
14 March 2022
MC-10209202-0001.pdf 174.559KB
- 【Ground Straps】There are 8 thicken car ground straps, 4 different sizes, 2 of each size. 2x10 inch(250mm), 2x13 inch(330mm), 2x15 inch(400mm), 2x20 inch(500mm). Different sizes can meet your different needs.
- 【High-quality Material】This Draupnir updated version engine ground strap kit is made of copper, thickness increased by 0.5mm, more sturdy and durable, wear resistant and hard to break, can ensure a strong connection and a long service life.
- 【Excellent Conductivity】The copper wire provides excellent current transmission, the tinned surface prevents oxidation or corrosion of the grounding busbar.The ground strap has good stability, and can be used with confidence.
- 【Braiding Design】Draupnir ground straps for car adopt braiding design, which is firm in connection, good in softness, offers superior durability and flexibility, and easy to use so you can get your vehicle grounded quickly and easily.
- 【Wide Application】 The grounding strap is a good component for connecting the engine block and the frame, which is suitable for all types of vehicles, widely used in cars, appliances, transformers, junction boxes, etc.
- 【Ground Straps】There are 8 pieces of automotive ground straps with a size of 250mm/10 inch, and the other 6 with a size of 300mm/12 inch. Different specifications meet your different needs.
- 【High-quality Material】This Draupnir engine ground strap kit is made of copper, sturdy and durable, wear resistant and hard to break, can ensure a strong connection and a long service life.
- 【Excellent Conductivity】The copper wire provides excellent current transmission, the tinned surface prevents oxidation or corrosion of the grounding busbar.The ground strap has good stability, and can be used with confidence.
- 【Braiding Design】Draupnir ground straps for car adopt braiding design, which is firm in connection, good in softness, offers superior durability and flexibility, and easy to use so you can get your vehicle grounded quickly and easily.
- 【Wide Application】 The grounding strap is a good component for connecting the engine block and the frame, which is suitable for all types of vehicles, widely used in cars, appliances, transformers, junction boxes, etc.
- Variety of Sizes: You will receive 6 pieces of 12 inches universal automotive braided copper ground strap (6mm wide). This kit offering different sizes to meet all your grounding needs
- Premium Copper Clad Aluminum: Constructed from high-quality pure copper wire, the universal automotive braided copper ground strap is highly durable, resistant to corrosion, and built to last, even in harsh environments
- Superior Electrical Performance: The universal automotive braided copper ground strap provides excellent electrical conductivity with low resistance. This ensures efficient heat dissipation and prevents sparks, enhancing safety during high-current use
- Flexible and Easy to Install: Featuring a flexible braided design, the universal automotive braided copper ground strap is easy to bend and install. The 5/16-inch copper mounting hole ensures compatibility with most devices, making installation fast and secure
- Versatile Grounding Solution: The universal automotive braided copper ground strap is designed for a wide range of applications, including grounding vehicle systems like ignition, charging, lighting, and engine management. It’s also suitable for industrial uses such as cable trays, junction boxes, and transformers
- Package Deal: each package comes with 12 universal automotive ground straps; Furthermore, we have ensured that there are two straps per size and material, giving you a variety of options for your convenience
- Multiple Size Options: our package includes ground straps in varying lengths including 10, 15, and 20 inches; With a hole inner diameter of 8mm and an outer diameter of 12.7mm, these straps are designed to accommodate various automotive connection needs
- Nice Conductivity: these vehicle grounding straps have low resistance and high conductivity, low resistance, can provide good heat dissipation, avoid spark splashing caused by excessive current, the connection is firm and not easy to fall off
- Braided Design: these engine grounding straps feature a flat braided construction with a width of 1/2 inch, Rated at 62 amps, secure connection, good softness, can be bent at large angles, thin wires are evenly woven, low heat generation, easy to use
- Versatile Usage: the grounding straps feature universal silver-plated copper mounting holes with a diameter of 5/16 inch, suitable for connecting most devices, making your installation faster and easier, so you can quickly and easily ground your vehicle
- Variety of Sizes: You will receive 6 pieces of 12 inches universal automotive braided copper ground strap (6mm wide). This kit offering different sizes to meet all your grounding needs
- Premium Tinned Copper: Constructed from high-quality tinned copper, the universal automotive braided copper ground strap is highly durable, resistant to corrosion, and built to last, even in harsh environments
- Superior Electrical Performance: The universal automotive braided copper ground strap provides excellent electrical conductivity with low resistance. This ensures efficient heat dissipation and prevents sparks, enhancing safety during high-current use
- Flexible and Easy to Install: Featuring a flexible braided design, the universal automotive braided copper ground strap is easy to bend and install. The 5/16-inch copper mounting hole ensures compatibility with most devices, making installation fast and secure
- Versatile Grounding Solution: The universal automotive braided copper ground strap is designed for a wide range of applications, including grounding vehicle systems like ignition, charging, lighting, and engine management. It’s also suitable for industrial uses such as cable trays, junction boxes, and transformers
Last update on 2026-05-24 / Affiliate links / Images from Amazon Product Advertising API
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7/18/23, 10:14 AM 2020 Explorer https://www.fordtechservice.dealerconnection.com 1/3 TECHNICAL SERVICE BULLETIN Non-Hybrid – Radio Static And/Or Poor Radio Sound Quality When Moving 23-2208 12 July 2023 This bulletin supersedes 22-2040. Model: Ford
2020-2023 Explorer Lincoln 2020-2023 Aviator Non-hybrid Non-hybrid Summary This article supersedes TSB 22-2040 to update the vehicle model years affected. Issue: Some 2020-2023 Explorer/Aviator non-hybrid vehicles may exhibit radio static and/or poor radio sound quality when moving. This may be more noticeable on AM radio stations. This may be caused by an electromagnetic interference concern. To correct the condition, follow the Service Procedure to install new grounds on the rear knuckle. Action: Follow the Service Procedure to correct the condition on vehicles that meet all of the following criteria: • 2020-2023 Explorer/Aviator • Non-hybrid powertrain • Radio static and/or poor radio sound quality when moving Parts Service Part Number Quantity Description Unit of Issue Piece Quantity L1MZ-14A411-N 2 Ground Strap Jumper Harness 1 2 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. Warranty Status: Eligible under provisions of New Vehicle Limited Warranty (NVLW)/Service Part Warranty (SPW)/Special Service Part (SSP)/Extended Service Plan (ESP) coverage. Limits/policies/prior approvals are not altered by a TSB. NVLW/SPW/SSP/ESP coverage limits are determined by the identified causal part and verified using the OASIS part coverage tool. Labor Times Description 2020-2023 Explorer/Aviator: Install Ground Straps Following The Service Procedure (Do Not Use With Any Other Labor Operations) Operation No. 232208A Time 0.4 Hrs. Repair/Claim Coding Causal Part: 14A411 Condition Code: X1 Service Procedure 1 top of the brake hose bracket bolt on the rear knuckle. 133 lb-in (15 Nm). Refer to Workshop Manual (WSM), Section 204-02. (Figure 1-2) 7/18/23, 10:14 AM 2020 Explorer Figure 1 Figure 2 https://www.fordtechservice.dealerconnection.com 2/3 7/18/23, 10:14 AM 2020 Explorer https://www.fordtechservice.dealerconnection.com 3/3 2. Install the other side of the ground straps underneath the rear wheel speed sensor harness bracket mounting stud. Tighten to 62 lb-in (7 Nm). Refer to WSM, Section 206-09. (Figure 1-2) © 2023 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 de this information with updates. The most recent information is available through Ford Motor Company’s on-line technical resources.
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