WenmarOpen by Wenmar Pro

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

Bulletins, newest first
Defender_N846_21MAR252025-04-07. Other. ELECTRICAL SYSTEM. Belt Integrated Starter Generator (BISG) Charging Inoperative on First Startup
Defender_N815_21MAR252025-04-07. Other. UNKNOWN OR OTHER. Vehicles are installed with Near Field SensingModule (NFSM) that do not support Software Over The Air (SOTA).
Defender_N792_21MAR252025-04-07. Other. UNKNOWN OR OTHER. Vehicles are unable to complete software updates through Software Over The Air(SOTA) and require a Telematic Control Unit Module (TCU) SOTA persistency clear application to be completed.
SFCC_MAR2025_472025-04-07. Other. ENGINE. Low coolant lamp comes on and/or leak of coolant from engine area.
SFCC_MAR2025_452025-04-07. Other. ELECTRICAL SYSTEM. 'Stop Safely Electrical Fault Detected' warning message displayed in the message center.
SFCC_MAR2025_202025-04-07. Other. SERVICE BRAKES. There have been several FRED submissions for a customer allegation of brake judder/vibration.
SFCC_MAR2025_182025-04-07. Other. SERVICE BRAKES. There have been several FRED submissions for a customer allegation of a brake noise concern.
SFCC_MAR2025_172025-04-07. Other. SERVICE BRAKES. There have been several FRED submissions for a customer allegation of a rear brake warning being illuminated on the instrument cluster.
SSM762642025-03-07. Other. UNKNOWN OR OTHER. PIVI satellite radio favorites screen displays an incorrect channel.
SSM762802025-03-07. Other. ELECTRICAL SYSTEM. JLR Engineering investigations have identified that customers are experiencing a red 'Stop Safely Electrical Fault Detected' warning message displayed in the message center, due to the 12V system not providing the correct electrical support.
SSM762692025-03-07. Other. ENGINE. Turbocharger Coolant Feed And Return Pipe O-Ring Leak
SSM762552025-03-07. Other. ENGINE. Coolant Loss Through Engine Coolant Expansion Tank Cap
SSM76249ATT32025-03-07. Other. ENGINE. Thermostat Housing Engine Coolant Leak
SSM76249ATT22025-03-07. Other. ENGINE. Thermostat Housing Engine Coolant Leak
SSM76249ATT12025-03-07. Other. ENGINE. Thermostat Housing Engine Coolant Leak
SSM762492025-03-07. Other. ENGINE. Thermostat Housing Engine Coolant Leak
Defender_N869_21FEB252025-03-07. Other. ELECTRICAL SYSTEM. A concern has been identified where certain vehicles are failing to complete Software Over The Air (SOTA) updates, specifically Vehicle Domain Controller (VDC) PIVI and Gateway Module A (GWM). These vehicles have now been stopped from further SOTA attempts and require a wired intervention. A software update to the TCU and GWM is required
Defender_N846_21FEB252025-03-07. Other. ELECTRICAL SYSTEM. Belt Integrated Starter Generator (BISG) Charging Inoperative on First Startup
Defender_N815_21FEB252025-03-07. Other. UNKNOWN OR OTHER. Near Field Sensing Module (NFSM) Wired Updates
SFCC_FEB2025_462025-03-07. Other. ENGINE. Low engine coolant lamp warning on instrument panel and/or coolant leak at expansion tank cap.
SFCC_FEB2025_452025-03-07. Other. ENGINE. Low engine coolant lamp warning on instrument panel and/or coolant leak.
SFCC_FEB2025_482025-03-07. Other. UNKNOWN OR OTHER. Oil leak from under vehicle
SFCC_FEB2025_362025-03-07. Other. UNKNOWN OR OTHER. PIVI SATELLITE RADIO CHANEL DISPLAY FAULT
SFCC_JAN2025_412025-02-07. Other. UNKNOWN OR OTHER. 10" TOUCH SCREEN BLANK ON VEHICLE START
SFCC_JAN2025_232025-02-07. Other. UNKNOWN OR OTHER. TOUCHSCREEN BLANK ON START UP

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.