Technical Service Bulletins of the 2023 Land Rover Defender

There have been 12 technical service bulletins issued for the 2023 Land Rover Defender.

1 2023 Land Rover Defender equipment TSB (Bulletin SSM75941)

Bulletin Date: Feb. 24, 2023
Component: Equipment.
Bulletin Summary: Key remote will not unlock/ lock the vehicle intermittently and Smart key not found displayed
Vehicles covered in this TSB:
2023 Land Rover Defender, 2023 Land Rover Discovery, 2023 Land Rover Discovery Sport, 2023 Land Rover New Range Rover, 2023 Land Rover Range Rover, 2023 Land Rover Range Rover Evoque, 2023 Land Rover Range Rover Sport, 2023 Land Rover Range Rover Velar.

2 2023 Land Rover Defender latches/locks/linkages:electronic lock/latch actuator TSB (Bulletin SSM75941)

Bulletin Date: Feb. 24, 2023
Component: Latches/locks/linkages:electronic lock/latch actuator.
Bulletin Summary: Key remote will not unlock/ lock the vehicle intermittently and Smart key not found displayed
Vehicles covered in this TSB:
2023 Land Rover Defender, 2023 Land Rover Discovery, 2023 Land Rover Discovery Sport, 2023 Land Rover New Range Rover, 2023 Land Rover Range Rover, 2023 Land Rover Range Rover Evoque, 2023 Land Rover Range Rover Sport, 2023 Land Rover Range Rover Velar.

3 2023 Land Rover Defender equipment TSB (Bulletin SSM75898)

Bulletin Date: Nov. 25, 2022
Component: Equipment.
Bulletin Summary: Rear differential e-diff - knock noise or judder/vibration
Vehicles covered in this TSB:
2020 Land Rover Defender, 2021 Land Rover Defender, 2022 Land Rover Defender, 2023 Land Rover Defender, 2019 Land Rover Range Rover, 2019 Land Rover Range Rover Sport.

4 2023 Land Rover Defender engine and engine cooling TSB (Bulletin SSM75869)

Bulletin Date: Nov. 24, 2022
Component: Engine and engine cooling.
Bulletin Summary: Coolant low warning displayed in the instrument cluster
Vehicles covered in this TSB:
2020 Land Rover Defender, 2021 Land Rover Defender, 2022 Land Rover Defender, 2023 Land Rover Defender, 2017 Land Rover Discovery, 2018 Land Rover Discovery, 2019 Land Rover Discovery, 2020 Land Rover Discovery, 2021 Land Rover Discovery, 2022 Land Rover Discovery, 2023 Land Rover Discovery, 2013 Land Rover Range Rover, 2014 Land Rover Range Rover, 2015 Land Rover Range Rover, 2016 Land Rover Range Rover, 2017 Land Rover Range Rover, 2018 Land Rover Range Rover, 2019 Land Rover Range Rover, 2020 Land Rover Range Rover, 2021 Land Rover Range Rover, 2022 Land Rover Range Rover, 2023 Land Rover Range Rover, 2014 Land Rover Range Rover Sport, 2015 Land Rover Range Rover Sport, 2016 Land Rover Range Rover Sport, 2017 Land Rover Range Rover Sport, 2018 Land Rover Range Rover Sport, 2019 Land Rover Range Rover Sport, 2020 Land Rover Range Rover Sport, 2021 Land Rover Range Rover Sport, 2022 Land Rover Range Rover Sport, 2023 Land Rover Range Rover Sport, 2018 Land Rover Range Rover Velar, 2019 Land Rover Range Rover Velar, 2020 Land Rover Range Rover Velar, 2021 Land Rover Range Rover Velar, 2022 Land Rover Range Rover Velar, 2023 Land Rover Range Rover Velar.

5 2023 Land Rover Defender equipment TSB (Bulletin SSM75825)

Bulletin Date: Nov. 23, 2022
Component: Equipment.
Bulletin Summary: Mhev DC/DC converter - squeaking noise from inside the cabin.
Vehicles covered in this TSB:
2020 Land Rover Defender, 2021 Land Rover Defender, 2022 Land Rover Defender, 2023 Land Rover Defender, 2017 Land Rover Discovery, 2018 Land Rover Discovery, 2019 Land Rover Discovery, 2020 Land Rover Discovery, 2021 Land Rover Discovery, 2022 Land Rover Discovery, 2023 Land Rover Discovery, 2016 Land Rover Discovery Sport, 2017 Land Rover Discovery Sport, 2018 Land Rover Discovery Sport, 2019 Land Rover Discovery Sport, 2020 Land Rover Discovery Sport, 2021 Land Rover Discovery Sport, 2022 Land Rover Discovery Sport, 2023 Land Rover Discovery Sport, 2013 Land Rover Range Rover, 2014 Land Rover Range Rover, 2015 Land Rover Range Rover, 2016 Land Rover Range Rover, 2017 Land Rover Range Rover, 2018 Land Rover Range Rover, 2019 Land Rover Range Rover, 2020 Land Rover Range Rover, 2021 Land Rover Range Rover, 2022 Land Rover Range Rover, 2023 Land Rover Range Rover, 2014 Land Rover Range Rover Sport, 2015 Land Rover Range Rover Sport, 2016 Land Rover Range Rover Sport, 2017 Land Rover Range Rover Sport, 2018 Land Rover Range Rover Sport, 2019 Land Rover Range Rover Sport, 2020 Land Rover Range Rover Sport, 2021 Land Rover Range Rover Sport, 2022 Land Rover Range Rover Sport, 2023 Land Rover Range Rover Sport, 2018 Land Rover Range Rover Velar, 2019 Land Rover Range Rover Velar, 2020 Land Rover Range Rover Velar, 2021 Land Rover Range Rover Velar, 2022 Land Rover Range Rover Velar, 2023 Land Rover Range Rover Velar.

6 2023 Land Rover Defender equipment TSB (Bulletin SSM75825ATT)

Bulletin Date: Nov. 23, 2022
Component: Equipment.
Bulletin Summary: Mhev DC/DC converter - squeaking noise from inside the cabin.
Vehicles covered in this TSB:
2020 Land Rover Defender, 2021 Land Rover Defender, 2022 Land Rover Defender, 2023 Land Rover Defender, 2017 Land Rover Discovery, 2018 Land Rover Discovery, 2019 Land Rover Discovery, 2020 Land Rover Discovery, 2021 Land Rover Discovery, 2022 Land Rover Discovery, 2023 Land Rover Discovery, 2016 Land Rover Discovery Sport, 2017 Land Rover Discovery Sport, 2018 Land Rover Discovery Sport, 2019 Land Rover Discovery Sport, 2020 Land Rover Discovery Sport, 2021 Land Rover Discovery Sport, 2022 Land Rover Discovery Sport, 2023 Land Rover Discovery Sport, 2013 Land Rover Range Rover, 2014 Land Rover Range Rover, 2015 Land Rover Range Rover, 2016 Land Rover Range Rover, 2017 Land Rover Range Rover, 2018 Land Rover Range Rover, 2019 Land Rover Range Rover, 2020 Land Rover Range Rover, 2021 Land Rover Range Rover, 2022 Land Rover Range Rover, 2023 Land Rover Range Rover, 2014 Land Rover Range Rover Sport, 2015 Land Rover Range Rover Sport, 2016 Land Rover Range Rover Sport, 2017 Land Rover Range Rover Sport, 2018 Land Rover Range Rover Sport, 2019 Land Rover Range Rover Sport, 2020 Land Rover Range Rover Sport, 2021 Land Rover Range Rover Sport, 2022 Land Rover Range Rover Sport, 2023 Land Rover Range Rover Sport, 2018 Land Rover Range Rover Velar, 2019 Land Rover Range Rover Velar, 2020 Land Rover Range Rover Velar, 2021 Land Rover Range Rover Velar, 2022 Land Rover Range Rover Velar, 2023 Land Rover Range Rover Velar.

7 2023 Land Rover Defender equipment TSB (Bulletin SSM75892)

Bulletin Date: Nov. 15, 2022
Component: Equipment.
Bulletin Summary: Noise from sunroof blind when opening and closing
Vehicles covered in this TSB:
2020 Land Rover Defender, 2021 Land Rover Defender, 2022 Land Rover Defender, 2023 Land Rover Defender.

8 2023 Land Rover Defender equipment TSB (Bulletin SSM75556)

Bulletin Date: Nov. 14, 2022
Component: Equipment.
Bulletin Summary: Accessory integrated air compressor operational issues
Vehicles covered in this TSB:
2020 Land Rover Defender, 2021 Land Rover Defender, 2022 Land Rover Defender, 2023 Land Rover Defender, 2022 Land Rover Defender Phev.
 

9 2023 Land Rover Defender equipment TSB (Bulletin SSM75881)

Bulletin Date: Nov. 8, 2022
Component: Equipment.
Bulletin Summary: Deployable side steps inoperative
Vehicles covered in this TSB:
2020 Land Rover Defender, 2021 Land Rover Defender, 2022 Land Rover Defender, 2023 Land Rover Defender.

10 2023 Land Rover Defender equipment TSB (Bulletin SSM75806)

Bulletin Date: Aug. 2, 2022
Component: Equipment.
Bulletin Summary: Following an auto stop/start event, gear selector displays n without and transmission selector operation. D only selectable after only after p or r is selected.
Vehicles covered in this TSB:
2022 Land Rover Defender, 2023 Land Rover Defender, 2022 Land Rover Discovery, 2023 Land Rover Discovery, 2022 Land Rover Range Rover Velar, 2023 Land Rover Range Rover Velar.

11 2023 Land Rover Defender electrical system TSB (Bulletin SFCC_JUL2022_18)

Bulletin Date: Jul. 14, 2022
Component: Electrical system.
Bulletin Summary: Certain vehicles have been identified that may have been manufactured with an incorrect specification car configuration file(ccf) preventing pivi updates over the air.
Vehicles covered in this TSB:
2023 Land Rover Defender, 2023 Land Rover Discovery.

12 2023 Land Rover Defender equipment TSB (Bulletin SFCC_JUL2022_39)

Bulletin Date: Jul. 14, 2022
Component: Equipment.
Bulletin Summary: Whining noise from transfer case
Vehicles covered in this TSB:
2021 Land Rover Defender, 2022 Land Rover Defender, 2023 Land Rover Defender, 2021 Land Rover Discovery, 2022 Land Rover Discovery, 2023 Land Rover Discovery.

13 2023 Land Rover Defender power train TSB (Bulletin SFCC_JUL2022_39)

Bulletin Date: Jul. 14, 2022
Component: Power train.
Bulletin Summary: Whining noise from transfer case
Vehicles covered in this TSB:
2021 Land Rover Defender, 2022 Land Rover Defender, 2023 Land Rover Defender, 2021 Land Rover Discovery, 2022 Land Rover Discovery, 2023 Land Rover Discovery.

14 2023 Land Rover Defender equipment TSB (Bulletin JLRTB02107NAS1)

Bulletin Date: Jul. 13, 2022
Component: Equipment.
Bulletin Summary: Whining noise from transfer case
Vehicles covered in this TSB:
2021 Land Rover Defender, 2022 Land Rover Defender, 2023 Land Rover Defender, 2021 Land Rover Discovery, 2022 Land Rover Discovery, 2023 Land Rover Discovery.


Also see Land Rover vehicle common problems.