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Service bulletin SSM71884

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 id10101761
Published by NHTSA2017-06-01
Manufacturer's numberSSM71884
Manufacturer's date2014-07-17
NHTSA componentSTEERING:HYDRAULIC POWER ASSIST SYSTEM; STEERING:ELECTRIC POWER ASSIST SYSTEM; ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

"ISSUE: THE PSCM (POWER STEERING CONTROL MODULE) AT12MY L538 FROM VIN CH600000 TO VIN CH631089, HAS IN SOME CASES BEEN REPORTED TO EXPERIENCE A BREAK IN COMMUNICATION WITH THE VEHICLE POST A SOFTWARE UPDATE. INCORRECTLY, DEALERS HAVE BEEN CHANGING THE STEERING GEAR TO FIX THE ISSUE. CAUSE IF AN ATTEMPT TO DOWNLOAD THE (SLOW-RATIO) SOFTWARE ONTO A 12MY L538, IVS (IN VEHICLE SOFTWARE) WILL GIVE THEM A DIFFERENT (FAST-RATIO) VERSION OF THE SOFTWARE. ONCE DOWNLOADED, THIS SOFTWARE WILL CAUSE THE PSCM (POWER STEERING CONTROL MODULE) TO GO TO AN ERROR STATE AND STOP COMMUNICATING WITH THE REST OF THE VEHICLE."

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Steering, Power steering, Software

Vehicles listed
LAND ROVER RANGE ROVER EVOQUE2012

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
SSM702582022-01-18. Service bulletin. Software Update.
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
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.
SSM737992018-07-02. Service bulletin. Issue: In some cases, vehicle functionality concerns have been identified which either prevent the software update to the InControl Touch Pro system, or cause system functionality concerns after the infotainment system was successfully updated.
SSM737992018-05-14. Service bulletin. Issue: In some cases, vehicle functionality concerns have been identified which either prevent the software update to the InControl Touch Pro system, or cause system functionality concerns after the infotainment system was successfully updated.
SSM728382017-06-14. Service bulletin. "ISSUE DURING THE SOFTWARE UPDATE AND CONFIGURATION OF THE INFORMATION MASTER CONTROLLER(IMC) AND/OR INFORMATION SLAVE CONTROLLER (ISC, FOR REAR SEAT ENTERTAINMENT ) THE SYSTEM MAY EXHIBIT THE FOLLOWING CONDITIONS DUE TO INCOMPLETE “VARIANT CONFIGURATION” LEARN PROCEDURE DURING THE SOFTWARE UPDATE."
SSM728772017-06-14. Service bulletin. ISSUE: AFTER COMPLETING ANY MODIFICATION TO THE CAR CONFIGURATION FILE (CCF) ON THE VEHICLES MENTIONED IN THIS SSM EITHER OF THE TWO ISSUES BELOW CAN OCCUR: •THE DIAGNOSTIC TROUBLE CODES (DTCS) U2300-62 OR U2300-54 IS STORED IN THE BODY CONTROL MODULE (BCM). •THE CCF LOADED INTO THE BCM CONTAINS FOUR CRITICAL MISMATCHES RELATED TO THE CCF ASSEMBLIES FOR DIFFERENT MODULES.
SSM712782017-06-14. Service bulletin. ISSUE: A CUSTOMER MAY REPORT THE VEHICLE STEERING FEELS HEAVY FOLLOWING AN ECO STOP START EVENT, POTENTIALLY ACCOMPANIED BY VISUAL OR AUDIBLE WARNINGS THROUGH THE INSTRUMENT PACK.
SSM728202017-06-13. Service bulletin. ISSUE: RETAILERS HAVE REPORTED DIFFICULTIES WHEN ACTIVATING THE SECURE DIGITAL (SD) MEMORY CARD FOR INCONTROL TOUCH. DURING THE PRE-DELIVERY INSPECTION (PDI) PROCESS FOR VEHICLES FITTED WITH INCONTROL TOUCH, MULTIPLE CONCERNS HAVE BEEN IDENTIFIED BY RETAILERS REGARDING SD MEMORY CARD REGISTRATION FAILURES.