What the source says
The documented condition
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.
Consequence identified by NHTSA
An engine stall can increase the risk of a crash.
Campaign 21V424000; report received 2021-06-03. Source checked 2026-10-18.
Source component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Compare the pattern
Symptoms and vehicle scope
Condition described by NHTSA
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.
Vehicles and limits
- NHTSA model names: DEFENDER. Model years: 2020, 2021.
- NHTSA campaign 21V424000
- The complete campaign lists 163 potentially affected units across all listed vehicles.
- A make, model and year match does not establish VIN eligibility.
Manufacturer position
What the official procedure directs
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.
Mileage context
Campaign 21V424000 is based on the recalled vehicle population and VIN, not a published mileage threshold. Mileage alone cannot confirm or exclude it.
Original evidence
Open the documents behind this record.
NHTSA safety recall · 21V424000 · 2021-06-03
NHTSA campaign 21V424000
Official component, defect, consequence and remedy; checked 2026-10-18.
Repair paths and safe checks
Match the action to the evidence.
Official recall 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.
Confirm VIN eligibility and current remedy instructions with the manufacturer.
Check the complete VIN
Check the 17-character VIN at NHTSA.gov/recalls and ask the manufacturer whether this campaign remains open for the vehicle.
The model-year list is not proof that an individual vehicle is affected.
Record reviewed in the source on 2026-10-18. Confirm the current document and VIN instructions before arranging work.
How we check a problem · All records for the 2021 Land Rover Defender