Service bulletins for the 2023 Land Rover Defender
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.
406 on file from NHTSA, as of 2026-10-19.
By type
By component
| SFCC_AUG2024_58 | 2024-09-06. Other. STEERING. A customer may report that the vehicle loses steering power assist after starting the vehicle from static. |
|---|---|
| Defender_N846_19JUL24 | 2024-08-08. Other. UNKNOWN OR OTHER. On certain 2023 and 2024 model year Mild Hybrid Electric Vehicle (MHEV) Range Rover, Discovery and Defender vehicles the BeltIntegrated Starter Generator (BISG) goes into fail safe mode on first startup, resulting in no charging of the 48V and 12V battery. The SGCM needs to be updated to enhance the software and prevent the BISG from going into fail safe mode. |
| SOTA S018 | 2024-08-07. Over-the-air update. UNKNOWN OR OTHER. Enhancements to Apple AutoPlay, Android Auto, ADAS, Steering |
| EVA2 SOTA 4.2.0 | 2024-08-07. Over-the-air update. UNKNOWN OR OTHER. Improvements to SOTA (Software Over The Air) capability. |
| SOTA 4.1.5V2 | 2024-08-07. Over-the-air update. UNKNOWN OR OTHER. Enhancements to Apple CarPlay, Android Auto, ADAS, Steering |
| JLRTB02052NAS4 | 2024-08-07. Service bulletin. UNKNOWN OR OTHER. When opening either of the rear doors, the door seal contacts the rear quarter window and makes opening the doors more difficult and sometimes noisy. |
| SSM76143 | 2024-08-07. Other. SUSPENSION. Certain vehicles are experiencing split/damaged accessory drive belts and worn/damaged accessory drive belt tensioners and pulleys, resulting in abnormal noises coming from the engine bay. |
| SFCC_JUL2024_41 | 2024-08-07. Other. POWER TRAIN. Low coolant light on or smell of coolant from engine area. |
| SFCC_JUL2024_30 | 2024-08-07. Other. ELECTRICAL SYSTEM. PIVI SOTA - FAULT DIAGNOS IS AND RESOLUTION |
| N846 DEFENDER | 2024-07-08. Other. ELECTRICAL SYSTEM. Belt Integrated Starter Generator (BISG) Charging Inoperative on First Startup |
| SFCC_JUN2024_56 | 2024-07-08. Other. STEERING. A customer may report that the vehicle loses steering power assist after starting the vehicle from static. |
| SFCC_JUN2024_45 | 2024-07-08. Other. POWER TRAIN. Low coolant light on or smell of coolant from engine area. |
| N846-DEFENDER | 2024-06-07. Other. ELECTRICAL SYSTEM. Belt Integrated Starter Generator (BISG) Charging Inoperative on First Startup |
| SFCC_MAY2024_44 | 2024-06-06. Other. POWER TRAIN. Malfunction Indicator Lamp (MIL) on while driving. Misfire, running rough condition. |
| SFCC_MAY2024_21 | 2024-06-06. Other. POWER TRAIN. The engine oil and filter are to be replaced. |
| SFCC_MAR2024_72 | 2024-04-05. Service bulletin. AIR BAGS:SENSOR:OCCUPANT CLASSIFICATION:STATUS INDICATOR LAMP/LIGHT; AIR BAGS. A Customer may complain of an SRS system warning message being displayed on the instrument panel. |
| SFCC_MAR2024_61 | 2024-04-05. Service bulletin. POWER TRAIN; INTERIOR LIGHTING; UNKNOWN OR OTHER; POWER TRAIN:AUTOMATIC TRANSMISSION:INTERNAL:CLUTCHES/BANDS:ACTUATORS/SOLENOIDS; ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR. Lack of power, MIL light on, rough idle |
| SFCC_MAR2024_58 | 2024-04-05. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. Radio presets clear after ignition cycle. Sirius XM favorites do not store. |
| SFCC_FEB2024_32 | 2024-03-06. Service bulletin. EQUIPMENT. Lane Assistance Not Available warning present on Instrument cluster. Lane Keep assist function not possible. |
| S014SOTA4.1.1v3 | 2024-01-09. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM; SERVICE BRAKES, AIR:ANTILOCK; BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Enhancements to the following systems: Wireless Device Charger, High Voltage (HV) Battery Charge Control, Sound System, ABS (Anti-Lock Braking System), Belt Integrated Starter PHEVs, Rear Camera for cars without 360 view. |
| SFCC_DEC2023_41 | 2024-01-09. Service bulletin. EQUIPMENT. The headlamp washer nozzles seep fluid when not in use and leave residue on the bezels |
| SFCC_DEC2023_37 | 2024-01-09. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS; STRUCTURE; ENGINE AND ENGINE COOLING. JLR Retailers have reported visible corrosion around the outlet of the exhaust tailpipe prior to PDI |
| BIG5DEC23_31 | 2024-01-09. Service bulletin. SERVICE BRAKES, HYDRAULIC. A concern has been identified on US Land Rover Defender 130 vehicles that have been modified as part of the preparations for JLRNA's TReK event. During the vehicle preparation, reinstallation of brake calipers did not follow the published repair procedure. If the brake calipers are not installed correctly, there is a risk the calipers may detach, resulting in degraded braking performance and possible structural damage to the wheel. Vehicles will require the brake caliper bolts, hoses and associated parts to be replaced following TOPIx workshop manual procedures. |
| SSM76106ATT | 2023-12-08. Service bulletin. EQUIPMENT. Exhaust Tailpipe Corrosion |
| SSM76106 | 2023-12-08. Service bulletin. EQUIPMENT. Exhaust Tailpipe Corrosion |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.