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Service bulletin Q633NAS4

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 id10116171
Published by NHTSA2017-08-25
Manufacturer's numberQ633NAS4
Manufacturer's date2017-04-27
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

NHTSA's summary

SITUATION: Jaguar Land Rover have developed the latest software upgrade in response to customer feedback on the performance of the InControl® Touch Pro? system. Some customers may have experienced infotainment issues and this software upgrade is designed to enhance the robustness of the following features and functions: ? Satellite Digital Audio Radio Service (SDARS) lock up, audio loss ? Infotainment Master Controller (IMC) resets, blank Screens, and poor system performance ? CD ripping/playback issues ? Camera stability issues when reverse selected ? Media Player crash, library track select fails, USB Source reliability ? Phone and Bluetooth? - connection and contacts download issues

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

Driver assistance, Electrical system, Software

Vehicles listed
LAND ROVER RANGE ROVER2016

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

Other bulletins for the same vehicles and component
SSM713602022-01-18. Service bulletin. Software Update.
SSM702582022-01-18. Service bulletin. Software Update.
LTB00619NAS12021-12-13. Service bulletin. Technical Bulletin: Unable To Release Valet Mode Upon Correct PIN Entry onwards
SFCC_NOV2021_252021-12-07. Service bulletin. Post 21A Update Apple CarPlay® Navigation Voice Guidance Not Heard
SFCC Jul20_262020-08-07. Service bulletin. 20B Software Delay until July 15th Software was delayed to include software fix for L551 APIX cable issue Audio popping noise iOS13 Bluetooth improvements Additional improvements
LTB01261NAS32019-09-09. Service bulletin. The auto stop/start system does not function as expected.
SSM743032019-04-08. Service bulletin. After an Infotainment Master Control Module (IMC) software update: Phone will not connect via Bluetooth® Voice commands no longer work
SSM739652018-11-13. Service bulletin. ISSUE: Jaguar Land Rover has identified a concern that affects the update of the Infotainment Slave Controller (ISC) from Phase 2.5 to the latest level for vehicles equipped with Rear Seat Entertainment. This concern can leave the ISC in a non-communicative state.
SSM739392018-11-13. Service bulletin. Issue: Apple devices with OS version 11.0 to 11.4 is paired/connected to secondary device using a USB cable or Bluetooth the user may experience a connectivity issues.
SSM739392018-10-15. Service bulletin. Issue: Apple devices with OS version 11.0 to 11.4 is paired/connected to secondary device using a USB cable or Bluetooth the user may experience a connectivity issues.