WenmarOpen by Wenmar Pro

Service bulletins for the 2013 Land Rover Range Rover

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.

1097 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
SSM591972017-06-01. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:ELECTRICAL. "ISSUE: THE TOUCH SCREEN DISPLAY (TSD) ALSO KNOWN AS FRONT CONTROL DISPLAY INTERFACE MODULE (FCDIM) OR HIGH LEVEL DISPLAY FRONT (HLDF) ON OCCASIONS MAY FAIL TO DOWNLOAD SOFTWARE CORRECTLY RESULTING IN NO COMMUNICATIONS WITH THE MODULE AND BLANK SCREEN. CAUSE: THIS MAY BE AS A RESULT OF LOW BATTERY VOLTAGE OR A BREAK IN CONTINUITY OF DIAGNOSTIC CONNECTION DURING THE DOWNLOAD."
SSM694782017-05-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. "ISSUE: A CUSTOMER MAY REPORT A CONCERN THAT WHEN TRYING TO ACCESS THE PREFERENCES ON THE TOUCHSCREEN, THEY MAY HAVE ERRORS OR GREYED OUT BUTTONS. CAUSE: SOFTWARE COMPATIBILITY ISSUES ACTION: IF A CUSTOMER REPORTS THE CONCERN DETAILED ABOVE AN HLDF SOFTWARE UPDATE WILL BE REQUIRED USING SDD. TO COMPLETE THE UPDATE FOLLOW THE INSTRUCTIONS BELOW:-"
SSM716382017-05-31. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. "ISSUE CUSTOMER REPORTS THAT THE START STOP SWITCH ON THE FASCIA IS SPLIT, DEFORMED OR CRAZED. CAUSE SPECIFICATION OF MATERIAL WAS NOT CORRECT FOR APPLICATION."
SSM715192017-05-31. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:IGNITION. "ISSUE: THERE HAVE BEEN SOME REPORTS OF A FAILURE TO CONFIGURE TOUCH SCREEN (TS) KNOWN AS FRONT CONTROL DISPLAY INTERFACE MODULE (FCDIM) IN SDD AND IN THE SERVICE ACTION WHEN TRYING TO COMPLETE Q335. CAUSE: WE SUSPECT THE CONCERN IS CAUSED BY THE IGNITION TIMING OUT OR LOW BATTERY VOLTAGE DURING THE DATA TRANSFER FROM THE USB FLASH DRIVE TO THE VEHICLE."
SSM715192017-05-31. Service bulletin. ELECTRICAL SYSTEM:IGNITION; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. "ISSUE: THERE HAVE BEEN SOME REPORTS OF A FAILURE TO CONFIGURE FRONT CONTROL DISPLAY INTERFACE MODULE (FCDIM) WHEN TRYING TO COMPLETE Q335. CAUSE: WE SUSPECT THE CONCERN IS CAUSED BY THE IGNITION TIMING OUT OR LOW BATTERY VOLTAGE DURING THE DATA TRANSFER FROM THE USB FLASH DRIVE TO THE VEHICLE."
SSM713642017-05-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. "RE-ISSUED FEBRUARY 2014. ISSUE: SDD WILL FAIL TO DOWNLOAD SOFTWARE TO THE CHASSIS CONTROL MODULES (ALSO KNOWN AS ""AIR SUSPENSION MODULE"", ""DYNAMIC RESPONSE MODULE"", ""SUSPENSION MODULE"" AND CHCM/CHCMB ON SDD). REPEATED ATTEMPTS TO DOWNLOAD WILL ALSO FAIL. CAUSE: THE ISSUE CAUSED DUE TO THE SDD INTERNAL CONFIGURATION."
SSM712782017-05-31. Service bulletin. ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; STEERING:ELECTRIC POWER ASSIST SYSTEM. "ISSUE: A CUSTOMER MAY REPORT THE VEHICLE STEERING FEELS HEAVY POTENTIALLY ACCOMPANIED BY VISUAL OR AUDIBLE WARNINGS THROUGH THE INSTRUMENT PACK. THE FOLLOWING DTCS MAY ALSO BE LOGGED: EPAS DTCS LOGGED: -B1304-16: ELECTRONIC POWER ASSISTED STEERING (EPAS) SYSTEM CIRCUIT VOLTAGE BELOW THRESHOLD -U3001-00: POWER STEERING CONTROL MODULE (PSCM) SYSTEM IMPROPER SHUTDOWN. THESE MAY BE ACCOMPANIED BY: -U0001-87 / 88 HIGH SPEED CAN BUS INVALID SERIAL DATA RECEIVED / MISSING MESSAGE. CHCM DTCS LOGGED: -U0131-00 CHASSIS CONTROL MODULE (CHCM) LOST COMMS WITH PSCM. -U3003-62 BATTERY VOLTAGE SIGNAL COMPARE FAILURE. -U0420-68 CHCM INVALID DATA RECEIVED FROM PSCM. CAUSE: THIS MAY BE CAUSED BY: -LOW BATTERY VOLTAGE. -WIRING HARNESS ISSUE (SHORT / OPEN CIRCUIT, HIGH RESISTANCE). -HIGH RESISTANCE AT EPAS EARTH TERMINAL G1D132 AND OR G4D178, (SEE ATTACHED DIAGRAM)."
SSM695782017-05-31. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE. "ISSUE: A CUSTOMER MAY REPORT THAT WHEN TRYING TO ACCESS THE NAVIGATION SYSTEM THEY HAVE ERRORS OR THE SYSTEM FREEZES ON THE “INITIALIZING” SCREEN. CAUSE: SOFTWARE COMPATIBILITY ISSUES"
SSM694782017-05-31. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. "RE-ISSUED FEBRUARY 2014. ISSUE: A CUSTOMER MAY REPORT A CONCERN THAT WHEN TRYING TO ACCESS THE PREFERENCES ON THE TOUCH SCREEN DISPLAY THEY ENCOUNTER ERRORS OR GREYED OUT BUTTONS. CAUSE: AUDIO CONTROL MODULE SOFTWARE ISSUES."
SSM686782017-05-31. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. "ISSUE: LAND ROVER HAS RECEIVED A NUMBER OF REPORTS FOR PARK AID MODULE REPLACEMENT FOLLOWING ATTEMPTED SOFTWARE DOWNLOADS. CAUSE: INTERRUPTION OF THE SOFTWARE DOWNLOAD PROCESS CAN CORRUPT MODULES INTO AN UNRECOVERABLE CONDITION SUBSEQUENTLY REQUIRING MODULE REPLACEMENT"
SSM591972017-05-31. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:SOFTWARE. "ISSUE: THE TOUCH SCREEN DISPLAY (TSD) ALSO KNOWN AS FRONT CONTROL DISPLAY INTERFACE MODULE (FCDIM) OR HIGH LEVEL DISPLAY FRONT (HLDF) ON OCCASIONS MAY FAIL TO DOWNLOAD SOFTWARE CORRECTLY RESULTING IN NO COMMUNICATIONS WITH THE MODULE AND BLANK SCREEN. CAUSE: THIS MAY BE AS A RESULT OF LOW BATTERY VOLTAGE OR A BREAK IN CONTINUITY OF DIAGNOSTIC CONNECTION DURING THE DOWNLOAD."
"SGI14-052017-05-30. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. "DESCRIPTION AS CUSTOMER FIRST INITIATIVE, LAND ROVER IS ANNOUNCING AN ENHANCEMENT PROGRAM TO ENSURE THAT CERTAIN 2013-2014 MODEL YEAR ALL-NEW RANGE ROVER VEHICLES ARE FITTED WITH THE VERY LATEST SOFTWARE AND COMPONENTS TO ENHANCE THE VEHICLE OWNER'S EXPERIENCE. VEHICLES WITHIN THE AFFECTED VIN RANGE MAY REQUIRE A NUMBER OF MODULE SOFTWARE UPDATES AND/OR REPLACEMENT PARTS INSTALLED. THIS SERVICE BULLETIN SUMMARIZES THE PROGRAM CONTENT AND ANNOUNCES ADDITIONAL SUPPORT PROGRAMS FOR MOBILITY SUPPORT AND CUSTOMER CARE GOODWILL. BEGINNING THE WEEK OF 20 JANUARY, CERTAIN CUSTOMERS WILL RECEIVE AN OWNER NOTIFICATION LETTER REQUESTING THEM TO CONTACT THEIR LAND ROVER RETAILER TO SCHEDULE A SERVICE APPOINTMENT TO HAVE THIS WORK CARRIED OUT. THIS NOTIFICATION WILL BEGIN WITH VEHICLES AFFECTED BY SAFETY RECALL P037, AS DETAILED IN SERVICE BULLETIN SRE13-04. IN THE COMING WEEKS, ADDITIONAL OWNERS WHOSE VEHICLES ARE NOT AFFECTED BY SAFETY RECALL P037 WILL BE CONTACTED TO HAVE THIS ENHANCEMENT PROGRAM COMPLETED. ENSURE THAT THE OUTSTANDING CAMPAIGN DETAILS IN DDW ARE CAREFULLY CHECKED BEFORE REPAIRS ARE STARTED AND THAT ALL NECESSARY PARTS ARE PRE-ORDERED FOR EACH AFFECTED VEHICLE."
LTB00642NAS12017-05-30. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE. "SITUATION: ON START-UP, THE NAVIGATION SYSTEM MAY EXPERIENCE EITHER AN INTERMITTENT OR PERMANENT CONCERN AS DESCRIBED BELOW. A. INTERMITTENT: - THE CURRENT VEHICLE POSITION DISPLAYED IS 'WASHINGTON D.C.' AND NOT THE ACTUAL CURRENT POSITION. ONCE A GPS SIGNAL IS ACQUIRED, THE CURRENT VEHICLE POSITION WILL THEN BE CORRECTLY DISPLAYED. - ROUTE GUIDANCE IS NOT AFFECTED DURING THIS INTERMITTENT FAULT MODE; IF THE ISSUE OCCURRED DURING ROUTE GUIDANCE, THE CURRENT ROUTE WILL CONTINUE TO BE DISPLAYED. B. PERMANENT: - THE CURRENT VEHICLE POSITION DISPLAYED IS 'WASHINGTON D.C.' AND NOT THE ACTUAL CURRENT POSITION. THE CURRENT VEHICLE POSITION WILL CONTINUE TO BE INCORRECTLY DISPLAYED AS 'WASHINGTON D.C.' FOLLOWING AN IGNITION CYCLE ('OFF' / 'ON'). - ROUTE GUIDANCE IS AFFECTED DURING THIS PERMANENT FAULT MODE; IF THE ISSUE OCCURRED DURING ROUTE GUIDANCE, THE CURRENT ROUTE WILL NOT RESUME AND THE DESTINATION WILL BE CANCELLED. - ALL PREVIOUS DESTINATIONS WILL BE DELETED (BUTTON 'GRAYED OUT')."
SSM 712782017-05-30. Service bulletin. STEERING:ELECTRIC POWER ASSIST SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. "ISSUE: A CUSTOMER MAY REPORT THE VEHICLE STEERING FEELS HEAVY POTENTIALLY ACCOMPANIED BY VISUAL OR AUDIBLE WARNINGS THROUGH THE INSTRUMENT PACK. THE FOLLOWING DTCS MAY ALSO BE LOGGED: EPAS DTCS LOGGED: -B1304-16: ELECTRONIC POWER ASSISTED STEERING (EPAS) SYSTEM CIRCUIT VOLTAGE BELOW THRESHOLD -U3001-00: POWER STEERING CONTROL MODULE (PSCM) SYS TEM IMPROPER SHUTDOWN. THESE MAY BE ACCOMPANIED BY: -U0001-87 / 88 HIGH SPEED CAN BUS INVALID SERIAL DATA RECEIVED / MISSING MESSAGE. CHCM DTCS LOGGED: -U0131-00 CHASSIS CONTROL MODULE (CHCM) LOST COMMS WITH PSCM. -U3003-62 BATTERY VOLTAGE SIGNAL COMPARE FAILURE. -U0420-68 CHCM INVALID DATA RECEIVED FROM PSCM."
SSM707582017-05-30. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE. "ISSUE: AFTER PROGRAMMING (13MY ONLY) KEYLESS VEHICLE MODULE (KVM) USING SDD DVD136 PATCH 2, IT WILL BE NOTICED THAT THE PASSIVE ENTRY SYSTEM OPERATES ONLY WHEN THE KEY IS HELD CLOSE TO THE DOOR HANDLE, TYPICALLY WITHIN A RANGE OF 10 CENTIMETRES. THIS IS A DEFAULT MODE AS A RESULT OF THE SOFTWARE DOWNLOAD. IN ADDITION THE SMART KEY RANGE WITHIN THE VEHICLE MAY ALSO BE REDUCED AND THE ‘SMART KEY NOT FOUND’ MESSAGE MAY APPEAR ON THE INSTRUMENT CLUSTER. IF THIS IS THE CASE, IT WILL BE NECESSARY TO FOLLOW THE KEYLESS START BACK UP STRATEGY WITH REFERENCE TO THE OWNER’S HANDBOOK"
SSM707182017-05-30. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. "ISSUE: A CUSTOMER MAY REPORT THAT THEIR PHONE, DISCONNECTS DURING OR AFTER PHONE CALLS, SHOWS AS PAIRED BUT NOT AVAILABLE, IS NOT SHOWING AS PAIRED BUT IS AVAILABLE, IS DIFFICULT TO PAIR, AUDIO FRAGMENTS WHEN STREAMING MUSIC AND/OR OTHER UNEXPECTED BEHAVIOR. CAUSE: THIS CAN BE A RESULT OF REDUCED PHONE POWER DUE TO THE FOLLOWING:- • BATTERY LIFE SOFTWARE UPDATE ON THE CUSTOMERS DEVICE, • OTHER APPLICATIONS RUNNING IN THE BACKGROUND ON THE CUSTOMERS DEVICE (SUCH AS GAMES, SOCIAL MEDIA APPS, SEARCHING FOR NUMEROUS PAIRED DEVICES). • A BREAK IN THE LINE OF SIGHT FROM THE IAM TO THE CUSTOMER DEVICE (E.G. DEVICE IN POCKET CAUSING ATTENUATION BY THE HUMAN BODY). • ANOMALIES INTRODUCED WITH SOFTWARE UPDATES OF DEVICE THAT MAY REDUCE THE EFFECTIVENESS OF AUTHENTICATION BETWEEN THE CUSTOMER DEVICE AND THE VEHICLE. NOTE: THESE ISSUES ARE WELL DOCUMENTED ON OFFICIAL PHONE MANUFACTURERS “SUPPORT” WEB SITES."
SSM706382017-05-30. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. "WHEN A NEW SERVICE PART TPMS SENSOR IS NOT FUNCTIONING IMMEDIATELY AFTER FITMENT , I.E. NO LEARNING, FAILURE OF WHEEL SENSOR TEST, REACT AS IF THEY ARE STUCK IN SHIPPING MODE. REGARDLESS OF ANY DRIVING CYCLE THE PARTS WILL NEVER GO INTO THE CORRECT WORKING MODE. CAUSE: SERVICE PARTS HAVE BEEN DELIVERED IN THE ""WRONG MODE""."
SSM691582017-05-30. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. "ISSUE: A CUSTOMER MAY REPORT A CONCERN OF NO SOUND FROM THE AUDIO SYSTEM, EVEN WHEN THE VOLUME IS TURNED UP. THE AUDIO/VIDEO BUTTON ON TOUCH-SCREEN HOME PAGE MAY ALSO BE GREYED OUT. CAUSE: ONE OF THE MODULES SITUATED ON THE MOST BUS, SUCH AS AUDIO AMPLIFIER MODULE OR AUDIO CONTROL MODULE, HAVE A SOFTWARE CONFLICT."
SGI14-052017-05-30. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. "DESCRIPTION AS CUSTOMER FIRST INITIATIVE, LAND ROVER IS ANNOUNCING AN ENHANCEMENT PROGRAM TO ENSURE THAT CERTAIN 2013-2014 MODEL YEAR ALL-NEW RANGE ROVER VEHICLES ARE FITTED WITH THE VERY LATEST SOFTWARE AND COMPONENTS TO ENHANCE THE VEHICLE OWNER'S EXPERIENCE. VEHICLES WITHIN THE AFFECTED VIN RANGE MAY REQUIRE A NUMBER OF MODULE SOFTWARE UPDATES AND/OR REPLACEMENT PARTS INSTALLED. THIS SERVICE BULLETIN SUMMARIZES THE PROGRAM CONTENT AND ANNOUNCES ADDITIONAL SUPPORT PROGRAMS FOR MOBILITY SUPPORT AND CUSTOMER CARE GOODWILL. BEGINNING THE WEEK OF 20 JANUARY, CERTAIN CUSTOMERS WILL RECEIVE AN OWNER NOTIFICATION LETTER REQUESTING THEM TO CONTACT THEIR LAND ROVER RETAILER TO SCHEDULE A SERVICE APPOINTMENT TO HAVE THIS WORK CARRIED OUT. THIS NOTIFICATION WILL BEGIN WITH VEHICLES AFFECTED BY SAFETY RECALL P037, AS DETAILED IN SERVICE BULLETIN SRE13-04. IN THE COMING WEEKS, ADDITIONAL OWNERS WHOSE VEHICLES ARE NOT AFFECTED BY SAFETY RECALL P037 WILL BE CONTACTED TO HAVE THIS ENHANCEMENT PROGRAM COMPLETED. ENSURE THAT THE OUTSTANDING CAMPAIGN DETAILS IN DDW ARE CAREFULLY CHECKED BEFORE REPAIRS ARE STARTED AND THAT ALL NECESSARY PARTS ARE PRE-ORDERED FOR EACH AFFECTED VEHICLE."
SSM685182017-05-26. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. "ISSUE: A CUSTOMER MAY REPORT A CONCERN THAT THE BATTERY WARNING LAMP IS ILLUMINATED ON THE INSTRUMENT PACK AND A CHARGING SYSTEM FAULT DISPLAYED AT THE MESSAGE CENTRE. ON INVESTIGATION USING SYMPTOM DRIVEN DIAGNOSTICS (SDD) THE FAULT CODE U0447-00 MAY BE STORED IN THE POWERTRAIN CONTROL MODULE. CAUSE: LOSS OF COMMUNICATIONS WITH THE GATEWAY MODULE. A PERMANENT SOFTWARE SOLUTION IS CURRENTLY UNDER DEVELOPMENT, HOWEVER IN THE INTERIM; PLEASE CARRY OUT THE STEPS BELOW."
SSM678972017-05-26. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; SEATS. "ISSUE INCORRECTLY CONFIGURED SEAT MODULES CAN CAUSE INCORRECT FUNCTIONING OF THE SEAT, OR BATTERY DRAIN ISSUES. THE VEHICLE SEAT MEMORY MODULE LOGS U1A4C 00, “BUILD END OF LINE MODE ACTIVE” CAUSE THE SEAT MODULE HAS BEEN INCORRECTLY CONFIGURED TO THE VEHICLE."
SSM677772017-05-26. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. "CONCERN LAND ROVER DEALERS OR CUSTOMERS MAY REPORT THAT THE INFORMATION AND ENTERTAINMENT DISPLAY TOUCH SCREEN ON L494 RANGE ROVER SPORT & L405 RANGE ROVER MODELS MAY NOT RESPOND TO A TOUCH SCREEN SELECTION ACTION ENGINEERING ARE INVESTIGATING THE CONCERN BUT HAVE FOUND THAT THE TOUCH SCREEN SURROUNDING BEZEL / TRIM CAN FOUL THE TOUCH SCREEN AND THEREFORE LOCK IT WHERE THE FOUL CONDITION OCCURS."
LTB00594NAS12017-05-26. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. "SITUATION: THE ENGINE MAY NOT START AND BATTERY POWER MAY NOT BE AVAILABLE. A MIDTRONICS TEST YIELDS A FAILED BATTERY. CAUSE: THIS MAY BE CAUSED BY AN INTERNAL BATTERY ISSUE DUE TO INSUFFICIENT RETENTION OF THE BATTERY COMBINED WITH BATTERY POSITIVE CABLE TRAP UNDER VEHICLE SPARE WHEEL WHICH TRANSFERS FORCES GENERATED BY VEHICLE DYNAMICS (VIBRATION) INTO THE BATTERY POSITIVE TERMINAL POST, LEADING TO FRACTURES WITHIN THE BATTERY TERMINAL POST AND RESULTING IN AN OPEN CIRCUIT CONDITION."
LTB00574NAS12017-05-26. Service bulletin. SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION SYSTEM; SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM; ELECTRICAL SYSTEM:WIRING. "SITUATION: AN 'AIR SUSPENSION INACTIVE' MESSAGE MAY BE DISPLAYED ON THE INSTRUMENT CLUSTER (IC) AND AIR SUSPENSION SYSTEM WILL NOT RESPOND WHEN OPERATING THE AIR SUSPENSION SWITCHPACK. CAUSE: THIS MAY BE CAUSED BY THE SUSPENSION AIR SUPPLY UNIT WIRING BEING DAMAGED."
SSM677572017-05-26. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING:HEADLIGHTS. "CONCERN LAND ROVER DEALERS MAY REPORT SEEING THE FOLLOWING DTCS STORED IN THE BODY CONTROL MODULE (BCM) FOR RANGE ROVER SPORT 14MY (L494) HEADLAMPS: 903C49 - LEFT HEADLAMP CONTROL INTERNAL ELECTRONIC FAILURE 903D49 - RIGHT HEADLAMP CONTROL INTERNAL ELECTRONIC FAILURE ACTION THESE DTCS ARE INTERMITTENT AND CAUSED BY A TEMPORARY LOSS OF COMMUNICATION (25MS) WITHIN THE HEADLAMPS. THIS LOSS OF COMMUNICATION DOES NOT AFFECT THE PERFORMANCE OF THE HEADLAMPS FOR THE DRIVER."

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