# NHTSA recall 21V424000

A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.

- Published by: NHTSA \(United States\)
- Campaign number: 21V424000
- Manufacturer's number: N599
- Manufacturer: Jaguar Land Rover North America, LLC
- Reported: 2021\-06\-03
- Owners notified: 2021\-07\-28
- Component: ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\)
- Units potentially affected: 163
- Part numbers: M8B2 10K975 JUG, M8B2 10K975 JRG, M8B2 10K975 JPG, M8B2 10K975 JLG, M8B2 10K975 JGG, L8B2 10K975 JUX, L8B2 10K975 JRX, L8B2 10K975 JPX, L8B2 10K975 JGX

## What is wrong

Jaguar Land Rover North America, LLC \(Land Rover\) is recalling certain 2020\-2021 Land Rover Defender vehicles equipped with 6\-cylinder engines.  The Powertrain Control Module \(PCM\) may unexpectedly switch off while the vehicle is in motion, resulting in an engine stall with no warning.


## What can happen

An engine stall can increase the risk of a crash.


## The remedy

The Connected Diagnostic Services \(CDS\) and the Over\-the\-air \(OTA\) diagnostics functionality will be disabled, either by a dealer or through an OTA update, free of charge.  Owner notification letters were mailed July 28, 2021.  Owners may contact Land Rover customer service at 1\-800\-637\-6837.  Land Rover's number for this recall is N599.


## Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1\-888\-327\-4236 \(TTY 1\-800\-424\-9153\), or go to www.nhtsa.gov.


## Remedy progress the manufacturer reported

- Report: Annual report 3, for 2025 quarter 3 to 2026 quarter 2
- Filed with NHTSA: 2026\-07\-30
- Vehicles in the campaign: 163
- Reported remedied: 158 \(96%\)
- Reported unreachable: 5
- Reported removed: 0

These are the manufacturer's totals for the whole campaign at the end of 2026 quarter 2, as filed with NHTSA. They do not say whether one vehicle has been remedied: check the VIN with the official lookups. The reports are from data as of 2026\-10\-19.

## Vehicles this campaign lists

- [2020 LAND ROVER DEFENDER](/makes/land-rover/defender/2020/recalls.md)
- [2021 LAND ROVER DEFENDER](/makes/land-rover/defender/2021/recalls.md)

## Bulletins for the same vehicles and component

A bulletin is the manufacturer's note to its dealers. It is not part of this recall.

- [N881](/bulletins/10252786.md), 2024-04-05, Service bulletin
- [N747v3](/bulletins/10252784.md), 2024-04-05, Service bulletin
- [SFCC\_MAR2024\_61](/bulletins/10252760.md), 2024-04-05, Service bulletin
- [SFCC\_MAR2024\_58](/bulletins/10252758.md), 2024-04-05, Service bulletin
- [SSM75814](/bulletins/10243688.md), 2023-10-06, Service bulletin
- [SSM76022](/bulletins/10239047.md), 2023-07-11, Service bulletin
- [N796](/bulletins/10239027.md), 2023-07-11, Service bulletin
- [N795](/bulletins/10239026.md), 2023-07-11, Service bulletin
- [SFCC\_JUN2023\_41](/bulletins/10239014.md), 2023-07-10, Service bulletin
- [SFCC\_JUN2023\_18](/bulletins/10239011.md), 2023-07-10, Service bulletin

## Check a VIN

- [NHTSA recall lookup by VIN, United States](https://www.nhtsa.gov/recalls)
- [Transport Canada recall search, Canada](https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng)

JSON: [/v1/recalls/nhtsa/21V424000](/v1/recalls/nhtsa/21V424000)

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