2021 Land Rover Discovery reliability

Is it reliable?

NHTSA's file on the 2021 Land Rover Discovery holds 11 complaints after 6 years, a rate of 1 per year. Discovery years here cluster close together — the other years’ median is 1 complaints per year. NHTSA has 6 recalls on file, including DC/DC converter, Camera, and Frontal.

2017 Land Rover Discovery — Photo by MercurySable99, resized from the original. Wikimedia Commons CC BY-SA 4.0

Complaints

Per year

Recalls

Years on the road

What owners report

The complaints owners file most often name Electrical system (9 of 11), then Powertrain (4) and Engine (1). The most filings arrived in 2026 (5 of 11).

Next to 2020 and 2022

The 2020 Discovery has 18 complaints, 1 per year, and the 2022 has 9 complaints, 0 per year. The 2021 has about the same number of complaints per year as the 2020. The 2021 has more complaints per year than the 2022.

The complaint rate is complaints filed in this year’s first 3 years on the road, divided by however many of those years have passed. Recalls are a separate count. The numbers are for the US-market 2021 Land Rover Discovery. How we count. Data as of 2026-10-16.

Recalls (6)

Recall DC/DC converter 2026-09-17 · NHTSA campaign 26V599000

Summary Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2019-2024 Land Rover Range Rover Sport, 2020-2024 Land Rover Range Rover Evoque, Land Rover Range Rover, Land Rover Discovery Sport, Land Rover Defender, 2021-2024 Land Rover Range Rover Velar, Jaguar E-Pace, F-Pace, and Land Rover Discovery vehicles. The DC-DC converter may malfunction due to an electrical overload that can occur during high power demand. Additionally, a software error can cause the DC-DC converter to stop functioning at vehicle start-up under certain circumstances. Failure of the DC-DC converter will result in the loss of 12-Volt system charging and can lead to complete loss of drive power and exterior lighting.

Remedy Dealers will update the vehicle software, free of charge. Interim letters notifying owners of the safety risk are expected to be mailed November 13, 2026. Additional letters will be sent once the final remedy is available. Owners may contact Land Rover's customer service at 800-637-6837. Land Rover's number for this recall is E008. This recall expands previous NHTSA recall number 26V248.

Recall back-over prevention, sensing system, camera 2026-07-16 · NHTSA campaign 26V458000

Summary Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2021-2025 Land Rover Discovery vehicles. Water may not be able to drain away from the rearview camera due to insufficient drain holes, which may result in damage to the rearview camera.

Remedy Dealers will drill additional drain holes in the underside of the tailgate trim. Additionally, dealers will inspect and replace the rearview camera as necessary. Repairs will be performed free of charge. Owner notification letters were mailed September 10, 2026. Owners may contact Land Rover customer service at 1-800-637-6837. Land Rover's number for this recall is D145.

Recall air bags, frontal 2026-06-12 · NHTSA campaign 26V389000

Summary Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2020-2026 Land Rover Defender, 2021-2026 Discovery, and 2022-2026 Range Rover vehicles. The driver’s air bag clockspring connector may corrode, which can cause the air bag not to deploy as intended.

Remedy Dealers will apply a protective lubricant gel to the driver’s air bag connector terminals, free of charge. Owner letters were mailed August 3, 2026. Owners may contact Land Rover's customer service at 800-637-6837. Land Rover's number for this recall is D120.

Recall DC/DC converter 2026-04-17 · NHTSA campaign 26V248000

Summary Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2021-2024 Land Rover Range Rover Velar and Land Rover Discovery, 2020-2023 Land Rover Range Rover Evoque, 2019-2024 Land Rover Range Rover Sport, 2020-2024 Land Rover Range Rover, 2020 Land Rover Discovery Sport, 2020-2024 Land Rover Defender, 2021-2024 Jaguar F-Pace, and 2021-2022 Jaguar E-Pace mild-hybrid electric vehicles (MHEVs). Insufficient electrical load balancing during times of high demand can lead to a current overload condition and malfunction of the DCDC converter. A failure of the DC-DC converter will result in a loss of 12-Volt system charging and can lead to complete loss of drive power and exterior lighting.

Remedy Dealers will update the central software, free of charge. Interim letters notifying owners of the safety risk were mailed June 17, 2026. Additional letters will be sent once the final remedy is available. Owners may contact Land Rover's customer service at 800-637-6837. Land Rover's numbers for this recall are D126 and H575.

Recall seat belts, front, retractor 2021-08-26 · NHTSA campaign 21V668000

Summary Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2021 Range Rover, 2022 Range Rover Sport, 2020-2021 Range Rover Velar, Discovery Sport, 2020-2022 Discovery, and Defender vehicles. The seat belt automatic locking retractors may deactivate early, which can prevent the child restraint system from securing properly.

Remedy Dealers will inspect and replace the seat belt assemblies as necessary, free of charge. Owner letters were mailed October 20, 2021. Owners may contact Land Rover customer service at 1-800-637-6837. Land Rover's number for this recall is N630.

Recall electrical system, 12V/24V/48V battery 2021-06-17 · NHTSA campaign 21V457000

Summary Jaguar Land Rover North America, LLC (Land Rover) is recalling certain 2020-2021 Land Rover Discovery vehicles. A loose contact between the battery ground stud and the chassis may result in various electrical faults, possibly causing a loss of electrical power or the vehicle to shut down while driving.

Remedy Dealers will replace the ground stud, free of charge. Owner notification letters were mailed on August 10, 2021. Owners may contact Land Rover customer service at 1-800-637-6837. Land Rover's number for this recall is N607.

Complaints by component (11 total)

Electrical system

Powertrain

Engine

Fuel and propulsion system

Steering

Crash-flagged

Fire-flagged

Injury reports

Death reports

Complaints filed per year

Excerpts from recent NHTSA complaint filings

"The contact owns a 2021 Land Rover Discovery. The contact stated that while driving at an undisclosed speed, several unknown warning lights were illuminated, and the vehicle stalled in the middle of the roadway. The…"
Electrical system · filed 2026-08-19
"2021 Land Rover Discovery 48V mild hybrid (MHEV). Recurring 12V system failures: repeated depleted/dead 12V batteries and no-start events. The 12V battery has failed and been replaced three times during my ownership…"
Electrical system · filed 2026-06-04
"Supplement / update to prior NHTSA complaints regarding my 2021 Land Rover Discovery MHEV (VIN: [XXX] y prior complaints, Jaguar Land Rover has issued Recall 26V248 for DC/DC converter failure leading to loss of…"
Electrical system, Fuel and propulsion system · filed 2026-05-12
"I am filing a safety complaint regarding a sudden and complete loss of power event while driving my 2021 Land Rover Discovery. The vehicle experienced a DC-DC converter failure with no warning, resulting in a sudden…"
Powertrain, Electrical system, Engine · filed 2026-04-18
"While driving my 2021 Land Rover Discovery (MHEV) in active traffic, the vehicle suddenly displayed an “Electrical system fault – Stop safely” warning. Immediately after the warning, the vehicle lost power and shut…"
Electrical system · filed 2026-01-02

NHTSA crash ratings

Version	Overall	Front	Side	Rollover
2021 Land Rover Discovery SUV 4WD	Not rated	Not rated	Not rated	Not rated

Stars are how this vehicle did in NHTSA crash tests. They are a safety result, separate from the complaint record. Not rated means that test was not run for this version.

Fuel economy

Trim	Engine	Transmission	Drive	City	Hwy	Combined	Annual fuel cost
Discovery	2L, 4-cyl	Automatic (8-speed)	Four-wheel drive	19	22	21 MPG	$3800
Discovery MHEV	3L, 6-cyl	Automatic (8-speed)	Four-wheel drive	18	24	21 MPG	$3800
Discovery Sport	2L, 4-cyl	Automatic (9-speed)	All-wheel drive	19	23	20 MPG	$4000

Specs and fitment

L462 Discovery, 2017–present

Body styles SUV

Oil 0W-20 (common US gasoline engines; diesel may differ)

Tire size 255/55R20, 255/60R19 (trim dependent)

Known issues for this generation

Recall 18V625000 covers certain 2018 Range Rover, Range Rover Sport, and Discovery vehicles. The Autonomous Emergency Braking system may not detect objects in the vehicle path, increasing crash risk. Recall 19V603000 covers certain 2018 Range Rover and Range Rover Sport vehicles with Continental surround camera systems where the backup camera image may not display when backing up.

Compare

Previous year 2020 Land Rover Discovery Next year 2022 Land Rover Discovery See every Land Rover Discovery model year →

Frequently asked questions

Is the 2021 Land Rover Discovery reliable?

What are common problems with a 2021 Land Rover Discovery?

The complaints owners file most often name Electrical system (9 of 11), then Powertrain (4) and Engine (1). The most filings arrived in 2026 (5 of 11).

Is the 2021 Land Rover Discovery more reliable than the years next to it?

Has the 2021 Land Rover Discovery been recalled?

The 2021 Land Rover Discovery has 6 recalls on file with NHTSA. See the recalls table on this page for dates, components, and remedies.

How many complaints have owners filed about the 2021 Land Rover Discovery?

Owners have filed 11 complaints about the 2021 Land Rover Discovery with NHTSA.

What mpg does a 2021 Land Rover Discovery get?

EPA-rated combined fuel economy for the 2021 Land Rover Discovery is 20.7 MPG. See the fuel economy table on this page for city and highway figures by engine and transmission.

What generation of Discovery does this site cover?

L462 from model year 2017 onward.

What does recall 18V625000 cover involving Discovery?

Certain 2018 Range Rover, Range Rover Sport, and Discovery vehicles: the Autonomous Emergency Braking system may not detect objects in the vehicle path, increasing crash risk.

Is engine oil filled on this Discovery record?

Not yet with a sourced US viscosity on this record — confirm from the owner’s manual for your engine.