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2021 Lincoln Aviator electrical problems

severe 8 complaints filed with NHTSA · avg repair $850 · see electrical across all vehicles →

Complaints
8
Recalls
1
Avg fix
$850
2injuries

When does it fail?

Of the 8 electrical complaints filed for the 2021 Lincoln Aviator, here's the actual mileage breakdown — failures cluster heaviest at 50,000-75,000 mi.

0-25k
0 (0%)
25-50k
0 (0%)
50-75k
1 (100%)
75-100k
0 (0%)
100-125k
0 (0%)
125-150k
0 (0%)
150k+
0 (0%)

Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.

What stands out

Among the 5 model years of Lincoln Aviator in our records for electrical problems, this one ranks #2 by owner-complaint volume.

Electrical accounts for 24% of all owner complaints filed against this vehicle, across 3 categories tracked.

Related recalls

severe NHTSA 25V349000 May 23, 2025

Ford Motor Company (Ford) is recalling certain 2020-2021 Lincoln Aviator vehicles equipped with 3

Battery failure can cause a loss of drive power, increasing the risk of a crash. Battery failure can also increase the risk of a fire.

Fix: Dealers will update the Battery Energy Control Module software, free of charge. Owner notification letters were mailed June 26, 2025. Owners may contact Ford customer service at 1-866-436-7332. Ford's number for this recall is 25S58.

Is there a fix? Manufacturer service bulletins

The manufacturer has issued service bulletins covering electrical on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.

Service Bulletin SSM 54720 Apr 2026

Various 2020-2026 Ford and Lincoln vehicles equipped with blind spot information system (BLIS) may experience an inoperative blind spot monitoring with a "Blind Spot System Fault" message displayed in the instrument panel cluster (IPC). This may also be accompanied by diagnostic trouble codes (DTCs) B118C:11 and/or B118C:15 stored in the driver door module (DDM), and/or B118D:11 and/or B118D:15 stored in the passenger door module (PDM). This may be due to the wiring connector from the mirror to the BLIS module. If diagnostics lead to an internal mirror wiring harness fault, a new lower level BLIS light pigtail is now released for service. It is not necessary to replace the exterior mirror as

full bulletin at NHTSA ↗
Service Bulletin SSM 54702 Mar 2026

Some 2020-2023 Aviator and 2020-2024 Explorer/Police Interceptor Utility hybrid vehicles may exhibit a "Refuel Error See Manual" message in the instrument panel cluster (IPC) after installing a replacement fuel filler door assembly (7827936). This may be due to a concern with the replacement fuel filler door assembly. This condition does not affect vehicle durability and no additional diagnosis or service is required for this condition at this time.

full bulletin at NHTSA ↗
Service Bulletin SSM 54555 Feb 2026

Some 2020-2022-Corsair, 2021-2023 Nautilus, 2020-2024 Navigator/Aviator, and 2021-2024 Mustang Mach-E vehicles equipped with phone-as-a-key may exhibit various phone-as-a-key concerns with diagnostic trouble codes (DTC) U200D:15, U200E:15, U200F:15, B1589:31/49 through B1598:31/49, B1A56:31/49, B1D55:31/49, and/or B15A5:56 stored in the remote function actuator (RFA) module. If any of these DTCs are detected during diagnostics, clear the DTCs, reprogram the RFA to the latest software level and start a new Ford Diagnosis and Repair System (FDRS) session. Verify that DTCs are no longer present. If only the B1589:31/49 through B1598:31/49, B1A56:31/49, B1D55:31/49, and/or B15A5:56 DTCs return i

full bulletin at NHTSA ↗
Service Bulletin SSM 54366 Nov 2025

Some 2015-2021 Ford and Lincoln vehicles may exhibit an illuminated MIL with diagnostic trouble codes (DTCs) P0011, P0012, P0014, P0015, P0016, P0017, P0018, P0019, P0021, P0022, P0024 and/or P0025. Pinpoint test HK in the Powertrain Control and Emissions Diagnosis (PC/ED) or in Section 303-14 of the Workshop Manual (WSM) has been updated to address this concern.

full bulletin at NHTSA ↗
Service Bulletin SSM 54313 Oct 2025

Some 2020-2025 various Ford and Lincoln vehicles equipped with blind spot information system (BLIS) may experience an inoperative blind spot monitoring with a "Blind Spot System Fault" message displayed in the instrument panel cluster (IPC). This may also be accompanied by diagnostic trouble codes (DTCs) B118C:11 and/or B118C:15 stored in the driver door module (DDM), and/or B118D:11 and/or B118D:15 stored in the passenger door module (PDM). This may be due to the wiring connector from the mirror to the BLIS module. If diagnostics lead to an internal mirror wiring harness fault, a new lower level BLIS light pigtail is now released for service. It is not necessary to replace the exterior mirr

full bulletin at NHTSA ↗

Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.

What owners are reporting 6 most recent

electrical · filed 11/26/2022

The backup camera and 360 degree camera periodically malfunction and display a blue image. The backup camera does not work again until I restart the vehicle. This has happened both on a roadway while parallel parking and in a parking garage.

electrical · filed 11/07/2023

UNKNOWN ON several occasions the vehicle would just shut off. Another occasion while getting on the freeway I pressed the accelerator pedal and the car pumped the brakes,there was no one in front of me or on side of me upon entering the freeway. Another incident I was in the fast lane on the freeway and the vehicle just shut off Thank goodness the fast lane had a place where I could pull over…

electrical · filed 11/06/2025

My vehicle’s camera system, including the backup camera, is experiencing an issue where the passenger-side camera fails to display properly, showing only a blank black area. I have reported this issue to my dealership for future inspection. It is not yet clear whether the problem persists during daylight hours; however, it poses a significant safety risk at night when visibility is already…

electrical · filed 11/04/2025

The "auto" mode on my Sync screen on my 2021 Lincoln Aviator does not always automatically switch between day and night based on ambient light levels. This is a blinding experience at night when the screen doesn't switch to night mode and the brightness is intense. This blinding screen makes it hard to see outside when it is dark which could lead to an accident. My dealer says I have the most…

electrical · filed 08/29/2025

My 2021 Lincoln Aviator PHEV lift gate safety stop does not function properly. It will come closing down extremely hard. This will happen when the button is pressed on the lift gate or the hands free feature is triggered. The lift gate will not safety stop and pop back open as it should unless a significant amount of force is used; this is usually 2 or more people trying with all their strength…

electrical · 60,000 mi · filed 06/03/2026

The contact owns a 2021 Lincoln Aviator. The contact stated that the vehicle did not start, the vehicle was , the hood was raised, the contact went back to the vehicle to try to start, the vehicle would not turn over with clicking in the engine. the vehicle began to smoke with very thick white smoke, the contact was unable to exit the vehicle of the drivers side front seat. The battery was…

Had electrical trouble with your 2021 Lincoln Aviator? File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.

Common questions

How serious is the electrical problem on the 2021 Lincoln Aviator?

It's a meaningful issue. 8 complaints have been filed and the failure mode causes operational problems for owners. Repairs average $850.

At what mileage does the electrical typically fail?

Based on the 8 complaints filed, electrical issues most often appear around 60,000 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.

What does it cost to fix?

Independent shops typically charge around $850 for electrical repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.

Are there any recalls related to electrical?

Yes — 1 active recall(s) cover electrical issues on this vehicle. Recall fixes are always free regardless of mileage or warranty status. Use the VIN decoder at the top of the page to check if your specific vehicle is affected.

Related

Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database. Verify the raw federal record at nhtsa.gov/vehicle/2021/Lincoln/Aviator. Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are independent-shop national averages and may differ in your area. Some links on this page are affiliate links.
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