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Service bulletin SSM75296

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10190079
Published by NHTSA2021-04-07
Manufacturer's numberSSM75296
Manufacturer's date2021-03-30
NHTSA componentEQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM

NHTSA's summary

Malfunction Indicator Lamp (MIL)/Check Engine Light (CEL)

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Equipment and accessories

Vehicles listed
LAND ROVER DEFENDER2021
LAND ROVER DISCOVERY2021
LAND ROVER RANGE ROVER2021
LAND ROVER RANGE ROVER SPORT2021
LAND ROVER RANGE ROVER VELAR2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
26V5990002026-09-17. ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER
26V2480002026-04-17. ELECTRICAL SYSTEM:PROPULSION SYSTEM:DC/DC CONVERTER
20247392024-12-05. Accessories
23V0310002023-01-26. BACK OVER PREVENTION:WARNINGS:EXTERNAL/PEDESTRIAN ALERT; ELECTRICAL SYSTEM:SOFTWARE
21V5840002021-07-29. CHILD SEAT:VEHICLE LATCH ANCHOR; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20213812021-06-17. Electrical
21V4570002021-06-17. ELECTRICAL SYSTEM:12V/24V/48V BATTERY
21V4240002021-06-03. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
20V5860002020-09-24. EQUIPMENT:OTHER:LABELS; TIRES
20V5850002020-09-24. ELECTRICAL SYSTEM:SOFTWARE; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
N861 Range Rover 17JUL262026-08-05. Other. Mild Hybrid Electric Vehicle (MHEV) Battery Offline
N861 Range Rover 16JUN262026-07-08. Other. 48V Mild Hybrid Electric Vehicle (MHEV) battery enters an offline state and no longer communicates or functions as intended. This can result in illumination of the Malfunction Indicator Lamp (MIL) ,loss of start/stop functionality and no communication during diagnostic sessions.
N861 Range Rover 15MAY262026-06-04. Other. 48V Mild Hybrid Electric Vehicle (MHEV) battery enters an offline state and no longer communicates or functions as intended.
N811 Discovery 15MAY262026-06-04. Other. Door Zone Module - Quiescent Drain
N811 Defender 15MAY262026-06-04. Other. Door Zone Module - Quiescent Drain
N861 Range Rover 17APR262026-05-07. Other. On certain 48V Mild Hybrid Electric Vehicle (MHEV) battery enters an offline state and no longer communicates or functions as intended. Malfunction Indicator Lamp (MIL) might be illuminated,
N811 Discovery 17APR262026-05-07. Other. Door Zone Module - Quiescent Drain
N811 Defender 17APR262026-05-07. Other. Door Zone Module - Quiescent Drain
N869 Range Rover 20MAR262026-04-07. Other. Software Over The Air (SOTA) updates are failing to complete.
N869 DISCOVERY 20MAR262026-04-07. Other. Software Over The Air (SOTA) updates are failing to complete.