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Service bulletin IC TP 21B

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 id10204162
Published by NHTSA2021-12-07
Manufacturer's numberIC TP 21B
Manufacturer's date2021-11-16
NHTSA componentELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT

NHTSA's summary

4X4I SCREEN The screen will show the correct pitch and roll angle of the vehicle APPLE CARPLAY Turn by turn voice guidance will now work in Apple CarPlay Maps INSTRUMENT PANEL CLUSTER CONTROL MODULE B (IPCB) When playing FM radio source the IPCB will no longer show a Gray background COMPASS VIEW The north indicator "N" in compass view will be updated when there is a theme change HOTSPOT CONNECTIVITY Improved stability of Hotspot functionality DVD Improved stability of DVD functionality ELECTRIC VEHICLE (EV) CHARGING Charging port will flash green instead of blue when charging MEDIA PLAYER Album art is now available in media library STEERING WHEEL CONTROLS Improved stability of Steering wheel control functionality after using rear media feature REAR SEAT ENTERTAINMENT (RSE) Video can now be played on both rear screens at the same time In the rear right screen, the text for passenger and driver seats are no longer swapped in German SELF-LEARNING CAR Improved stability of self learning car mode SETTINGS In the Chattanooga region in USA near the Eastern/Central time zone border the infotainment time is now no longer 1 hour behind in Auto mode Telematic Control Unit Module (TCU) installation popup will no longer display message in English while the language is set to Chinese SYSTEM Improved stability on start up TIMED CLIMATE Timed climate icon will no longer appear on Interactive Display Module 'A' (IDMA) while vehicle is in motion

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
JAGUAR E-PACE2018, 2019, 2020
JAGUAR F-PACE2017, 2018, 2019, 2020
JAGUAR F-TYPE2017, 2018, 2019, 2020
JAGUAR XE2017, 2018, 2019, 2020
JAGUAR XF2016, 2017, 2018, 2019, 2020
JAGUAR XJ2017, 2018, 2019
JAGUAR XJ2020
LAND ROVER DISCOVERY2017, 2018, 2019, 2020
LAND ROVER DISCOVERY SPORT2017, 2018, 2019, 2020
LAND ROVER RANGE ROVER2017, 2018, 2019, 2020, 2021, 2022
LAND ROVER RANGE ROVER EVOQUE2017, 2018, 2019, 2020
LAND ROVER RANGE ROVER VELAR2017 (the catalog's model; the bulletin names a series or trim of it)
LAND ROVER RANGE ROVER VELAR2018, 2019, 2020

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
25V0170002025-01-16. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; ELECTRICAL SYSTEM:WIRING: REAR COMPARTMENT/TRUNK
23V3930002023-06-01. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; LATCHES/LOCKS/LINKAGES:DOORS:LATCH
20232692023-05-04. Accessories
23V0310002023-01-26. BACK OVER PREVENTION:WARNINGS:EXTERNAL/PEDESTRIAN ALERT; ELECTRICAL SYSTEM:SOFTWARE
20213812021-06-17. Electrical
21V4570002021-06-17. ELECTRICAL SYSTEM:12V/24V/48V BATTERY
20V7510002020-12-03. ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER; ELECTRICAL SYSTEM:SOFTWARE
20205332020-11-10. Electrical

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.
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,
N928 Range Rover 20MAR262026-04-07. Other. Software Over The Air (SOTA) updates are failing to complete.
N869 Range Rover 20MAR262026-04-07. Other. Software Over The Air (SOTA) updates are failing to complete.
SSM76412 - 10MAR262026-04-06. Other. Smart Key Deactivated message on instrument cluster and is unable to start their vehicle.
SSM76411 - 10MAR262026-04-06. Other. Smart Key Deactivated message on instrument cluster and unable to start their vehicle
Range Rover_N861 02-20-202026-03-06. Other. The 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.
Discovery_N861 02-20-20262026-03-06. Other. The 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.