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TSB List for the 2012 Mercedes-Benz ML350

Technical Service Bulletins (TSBs) for the 2012 ML350 are official communications between Mercedes-Benz & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

  • STEERING
  • STEERING: STEERING WHEEL/HANDLE BAR
  • STEERING:COLUMN
  • STEERING:GEAR BOX (OTHER THAN RACK AND PINION)
  • STEERING:ELECTRIC POWER ASSIST SYSTEM
  • SUSPENSION
  • SUSPENSION:FRONT
  • SUSPENSION:FRONT:MACPHERSON STRUT
  • ENGINE (PWS)
  • ENGINE AND ENGINE COOLING
  • ENGINE AND ENGINE COOLING:ENGINE
  • ENGINE AND ENGINE COOLING:ENGINE:DIESEL
  • ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
  • FUEL SYSTEM, GASOLINE
  • FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
  • POWER TRAIN
  • POWER TRAIN:AXLE ASSEMBLY
  • ELECTRICAL SYSTEM
  • ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
  • ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
  • ELECTRICAL SYSTEM:SOFTWARE
  • LIGHTING (PWS)
  • EXTERIOR LIGHTING:HEADLIGHTS:CONCEALMENT DEVICES
  • EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH
  • VISIBILITY
  • VISIBILITY:SUN/MOON ROOF ASSEMBLY
  • SEAT BELTS
  • STRUCTURE
  • STRUCTURE:BODY:HATCHBACK/LIFTGATE
  • VEHICLE SPEED CONTROL
  • VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
  • SEATS
  • LANE DEPARTURE: BLIND SPOT DETECTION
  • INTERIOR LIGHTING
  • COMMUNICATION
  • EQUIPMENT
  • EQUIPMENT:ELECTRICAL
  • EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
  • EQUIPMENT ADAPTIVE/MOBILITY
  • STEERING

    • TSB #NCU-2019080019

      Date Announced:
      JUL 10, 2020
      NHTSA ID:
      #10178745

      The aluminum bolts of the steering gear housing cover and the aluminum bolts on the powerpack may corrode in corrosion-critical countries where exposed combination with particularly aggressive thawing agents (saltwater mixtures) in ... Read More »

    • TSB #LI46-35P059241

      Date Announced:
      JUN 20, 2014
      NHTSA ID:
      #10056472

      XENTRY (MERCEDES): AFTER ENGINE HAS STARTED, SEVERAL ISSUES OCCURS, AN ACOUSTIC WARNING SOUNDS IS HEARD, THE INSTRUMENT CLUSTER DISPLAYS WARNING MESSAGE POWER STEERING MALFUNCTION, SERVICE REQUIRED. STEERING SYSTEM IS SLUGGISH. Read More »

    • TSB #LI46.15-P-058505

      Date Announced:
      FEB 25, 2014
      NHTSA ID:
      #10167002

      Creaking noise when making vertical or longitudinal adjustment to electrical steering column Read More »

    • TSB #LI33.30-P-056665

      Date Announced:
      JUL 18, 2013
      NHTSA ID:
      #10167550

      Single, throttle lift-off, clunking noise from the side shaft when starting off (audible at the wheel). The clunk is heard once when changing from forward to reverse (and vice versa). Read More »

    • TSB #LI46-20P-055943

      Date Announced:
      APR 24, 2013
      NHTSA ID:
      #10052151

      XENTRY (MERCEDES): RATTLING NOISE COMING FROM THE AREA OF THE STEERING COLUMN TUBE SYSTEM, WHEN DRIVING OVER ROUGH ROAD AND WHEN ACCELERATING OR BRAKING, THERE WOULD BE CRACKING NOISES. MODELS 164, 251. NO MODEL YEARS LISTED. Read More »

    • TSB #20-P-053398

      Date Announced:
      MAR 12, 2012
      NHTSA ID:
      #10044181

      XENTRY: RATTLING/THUMPING NOISES FROM THE AREA OF THE STEERING ON ROUGH ROADS OR WHEN DRIVING OVER ROAD UNDULATIONS. NO MODEL YEARS GIVEN. ALSO INCLUDED MODELS 168 AND 172. *JS Read More »

    STEERING: STEERING WHEEL/HANDLE BAR

    • TSB #LI46-10P-054715

      Date Announced:
      OCT 14, 2012
      NHTSA ID:
      #10050861

      MERCEDES (XENTRY): DUE TO AMINE DEPOSITS FROM STEERING WHEEL FOAM, HORN PLATE OF STEERING WHEEL, SHORT CIRCUITED, CAUSING THE MULTIFUNCTION BUTTONS, ON STEERING WHEEL, TO BE NON-FUNCTIONAL. MODELS 164, 251. NO MODEL YEARS LISTED. Read More »

    STEERING:COLUMN

    • TSB #LI46-20P-055943

      Date Announced:
      APR 24, 2013
      NHTSA ID:
      #10052151

      XENTRY (MERCEDES): RATTLING NOISE COMING FROM THE AREA OF THE STEERING COLUMN TUBE SYSTEM, WHEN DRIVING OVER ROUGH ROAD AND WHEN ACCELERATING OR BRAKING, THERE WOULD BE CRACKING NOISES. MODELS 164, 251. NO MODEL YEARS LISTED. Read More »

    STEERING:GEAR BOX (OTHER THAN RACK AND PINION)

    • TSB #NCU-2019080019

      Date Announced:
      JUL 10, 2020
      NHTSA ID:
      #10178745

      The aluminum bolts of the steering gear housing cover and the aluminum bolts on the powerpack may corrode in corrosion-critical countries where exposed combination with particularly aggressive thawing agents (saltwater mixtures) in ... Read More »

    • TSB #LI46-20P-055943

      Date Announced:
      APR 24, 2013
      NHTSA ID:
      #10052151

      XENTRY (MERCEDES): RATTLING NOISE COMING FROM THE AREA OF THE STEERING COLUMN TUBE SYSTEM, WHEN DRIVING OVER ROUGH ROAD AND WHEN ACCELERATING OR BRAKING, THERE WOULD BE CRACKING NOISES. MODELS 164, 251. NO MODEL YEARS LISTED. Read More »

    STEERING:ELECTRIC POWER ASSIST SYSTEM

    • TSB #LI-46-35-P054316

      Date Announced:
      AUG 09, 2012
      NHTSA ID:
      #10046319

      XENTRY (MERCEDES); ELECTRIC STEERING CONTROL UNIT, IN SOME VEHICLES, HAS IMPLAUSIBLE FAULT ENTRY DUE TO SOFTWARE NEEDING UPDATING. MODELS ML 350. NO MODEL YEARS LISTED. *PE Read More »

    • TSB #C1A-110801

      Date Announced:
      AUG 01, 2011
      NHTSA ID:
      #10041649

      MERCEDES: THE HARNESS CONNECTION ON THE ELECTRIC POWER STEERING RACK SHOULD BE CHECKED AND IF NECESSARY BE REPLACED. *PE Read More »

    SUSPENSION

    • TSB #LI32.34-P-058736

      Date Announced:
      MAR 21, 2014
      NHTSA ID:
      #10167502

      ACTIVE CURVE SYSTEM malfunction in instrument cluster in combination with the following fault codes in the ACS control unit: P100000: The oil pressure at the front axle is too low. (Veh. up to approx. Read More »

    • TSB #LI32.34-P-058735

      Date Announced:
      MAR 20, 2014
      NHTSA ID:
      #10167501

      Rumbling noises from the area of the front axle. Read More »

    • TSB #LI46.10-P-054699

      Date Announced:
      FEB 18, 2014
      NHTSA ID:
      #10166999

      Cracking, clunking noise when braking the vehicle to a stop or when moving off, when the suspension compresses and rebounds at the front axle. Sometimes a single jolt can also be felt at the steering wheel. Read More »

    • TSB #LI32.20-P-057942

      Date Announced:
      DEC 04, 2013
      NHTSA ID:
      #10166990

      Thumping noises from front axle when driving over bumps on road. Read More »

    • TSB #LI32.34-P-056667

      Date Announced:
      JUL 22, 2013
      NHTSA ID:
      #10167549

      Thumping noises at the front axle when driving over road bumps Read More »

    • TSB #LI32.34-P-056198

      Date Announced:
      JUL 15, 2013
      NHTSA ID:
      #10167548

      1. In vehicles up to VIN 166 ### #A 097760 without code 803, the following fault code is logged in the quick test: P1C9B00. The control unit 'Roll control' has a malfunction. 2. Read More »

    SUSPENSION:FRONT

    • TSB #SC-2012110001

      Date Announced:
      DEC 01, 2012
      NHTSA ID:
      #10050862

      MERCEDES: DUE TO A POSSIBLE LEAKAGE AT AIR SUSPENSION STRUT, HISSING NOISES COMING FROM FRONT AXLE AND MAY NEED TO REPLACE ONE OR BOTH OF FRONT STRUTS. MODELS 2012 166. *PE Read More »

    SUSPENSION:FRONT:MACPHERSON STRUT

    • TSB #SC-2012110001

      Date Announced:
      DEC 01, 2012
      NHTSA ID:
      #10050862

      MERCEDES: DUE TO A POSSIBLE LEAKAGE AT AIR SUSPENSION STRUT, HISSING NOISES COMING FROM FRONT AXLE AND MAY NEED TO REPLACE ONE OR BOTH OF FRONT STRUTS. MODELS 2012 166. *PE Read More »

    ENGINE (PWS)

    • TSB #SC-2019040001

      Date Announced:
      APR 11, 2019
      NHTSA ID:
      #10160738

      Update engine electronics (ME-SFI) control unit software Read More »

    • TSB #LI07.08-P-060993

      Date Announced:
      MAR 25, 2015
      NHTSA ID:
      #10135598

      Engine diagnosis warning lamp lights up in instrument cluster, fault code U145400: "Implausible data were received from the ethanol sensor" Read More »

    • TSB #LI-30-20P058689

      Date Announced:
      MAR 13, 2014
      NHTSA ID:
      #10056233

      XENTRY (MERCEDES): IN THE INSTRUMENT CLUSTER, AN ESP WARNING DUE TO IMPLAUSIBLE ACCELERATOR PEDAL SIGNAL RECEIVED FROM ENGINE CONTROL UNIT. MODEL 2012 172, 212, 218, 207, 204. *PE Read More »

    • TSB #SC-2013050002

      Date Announced:
      SEP 01, 2013
      NHTSA ID:
      #10053732

      MERCEDES: THE ENGINE CONTROL MODULE SOFTWARE FAILS TO CORRESPOND WITH CURRENT CONFIGURATION PRODUCTION AND WILL BE UPDATED BY AN AUTHORIZED DEALER. MODELS 2012 166 (ML350, 550, 63, GL 350, 450, 550, 63). Read More »

    • TSB #LI-47-40-P053871

      Date Announced:
      AUG 13, 2013
      NHTSA ID:
      #10044601

      XENTRY (MERCEDES): CHECK ENGINE LIGHT (CEL) IS ACTIVATED; STORED IN ENGINE CONTROL UNIT IS VERY FINE LEAK. AUTOMATIC FUEL TANK LEAK TEST SOFTWARE IS SENSITIVE AND CAN PRODUCES AN ERRONEOUS DIAGNOSIS. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #NCU-2023060005

      Date Announced:
      DEC 11, 2023
      NHTSA ID:
      #10248173

      Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (??A?A?MY??A?A?) 2009-2012 GL-Class, ML-Class, R-Class, and S-Class (164/166, 251, 221 platforms) vehicles, the coding for ... Read More »

    • TSB #LI54.18-P-058597

      Date Announced:
      MAR 04, 2014
      NHTSA ID:
      #10167513

      The engine diagnosis warning lamp - check engine lamp (CEL) is active. One or more of the faults relating to the throttle valve actuator (M16/6) listed under 'Control unit / Fault' is/are stored in the engine control unit (N3/10). Read More »

    • TSB #T-B-32.34-84

      Date Announced:
      FEB 11, 2014
      NHTSA ID:
      #10167041

      Oil spray or fouling on the ACTIVE CURVE SYSTEM is not related to leakage of the hydraulic pump. Read More »

    • TSB #LI18.30-P-055434

      Date Announced:
      FEB 10, 2014
      NHTSA ID:
      #10166980

      Traces of oil in area of oil cooler (inner V) on engine 642 Read More »

    • TSB #LI14.20-P-052079

      Date Announced:
      FEB 06, 2014
      NHTSA ID:
      #10166978

      Engine diagnosis warning lamp lights up - Fault code entry (FC) 14A600 or 14A700 Read More »

    • TSB #LI05.10-P-056435

      Date Announced:
      JUL 16, 2013
      NHTSA ID:
      #10167539

      Engine rattling noise after engine start for several seconds Read More »

    • TSB #LI47.40-P-053871

      Date Announced:
      JUL 10, 2013
      NHTSA ID:
      #10167554

      Engine diagnosis warning lamp activated. Fault code P045600 "Very fine leak" or P044200 "Fine leak" stored in engine control unit. Read More »

    ENGINE AND ENGINE COOLING:ENGINE

    • TSB #16-P-053009

      Date Announced:
      MAR 28, 2012
      NHTSA ID:
      #10044199

      XENTRY: MERCEDES BENZ: VEHICLE STUMBLES AND BUCKS FOR A FEW MINUTES AFTER A COLD START WHEN OUTSIDE TEMPERATURE IS LOW (NO DTCS). ENGINE RUNS ROUGH IN A WARM UP PHASE. NO MODEL YEARS GIVEN. *JS Read More »

    ENGINE AND ENGINE COOLING:ENGINE:DIESEL

    • TSB #SC-2013050002

      Date Announced:
      SEP 01, 2013
      NHTSA ID:
      #10053732

      MERCEDES: THE ENGINE CONTROL MODULE SOFTWARE FAILS TO CORRESPOND WITH CURRENT CONFIGURATION PRODUCTION AND WILL BE UPDATED BY AN AUTHORIZED DEALER. MODELS 2012 166 (ML350, 550, 63, GL 350, 450, 550, 63). Read More »

    • TSB #SB-2012020001

      Date Announced:
      MAR 01, 2012
      NHTSA ID:
      #10048180

      MERCEDES: ENGINE CONTROL MODULE SOFTWARE, FOR DIESEL ENGINE VEHICLES, FAILS TO MEET CURRENT OBD SPECIFICATIONS AND WILL NEED TO BE UPDATED. MODELS 2012 166, 221. *PE Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    • TSB #NCU-2020110011

      Date Announced:
      NOV 11, 2020
      NHTSA ID:
      #10184799

      Mercedes-Benz USA, LLC (?MBUSA?) has entered into an agreement with the United States Department of Justice (DOJ), the Environmental Protection Agency (EPA), the California Air Resources Board (CARB), and the California Attorney General?s ... Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #LI01.30-P-058630

      Date Announced:
      MAR 21, 2014
      NHTSA ID:
      #10167487

      Minor leaks at the oil duct of the left or right cylinder head of engines 157, 276 and 278. 1. Left cylinder head: Oil passage plug hole on left beside mechanical vacuum pump. 2. Read More »

    • TSB #LI47.20-P-054958

      Date Announced:
      JUL 01, 2013
      NHTSA ID:
      #10167553

      Combination message: "Clean fuel filter" is displayed. The fault code 162500 (water level message - Bosch) or P226997 (water level message - Delphi) or 171600 (filter load - Bosch) is stored in the engine control unit. Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

    • TSB #LI07.16-P-055799

      Date Announced:
      JUL 02, 2014
      NHTSA ID:
      #10165838

      Fault code(s) 13BA00, 13BB00, 13BC00, 13BD00, 13BE00, 13BF00 - Maximum actuation period exceeded during zero quantity calibration for injector of cylinder x stored in engine control unit Read More »

    POWER TRAIN

    • TSB #LI35 30-P-058566

      Date Announced:
      AUG 05, 2019
      NHTSA ID:
      #10164811

      Throttle lift-off clunking noises at drive shafts of rear axle Read More »

    • TSB #LI27.00-P-059110

      Date Announced:
      JUL 10, 2014
      NHTSA ID:
      #10165840

      The 1-2, 2-3 and/or 3-4 acceleration upshift can be uncomfortable when the transmission oil is cold. Read More »

    • TSB #LI42.10-P-058641

      Date Announced:
      MAR 14, 2014
      NHTSA ID:
      #10167504

      Brake linings on rear axle exhibit differential wear Read More »

    • TSB #LI27.20-P-055758

      Date Announced:
      JUL 30, 2013
      NHTSA ID:
      #10167546

      FC 2783 (Friction power of torque converter lockup clutch is too high) or FC 0741 (Actuation of torque converter lockup clutch not possible) stored in transmission control unit. Read More »

    POWER TRAIN:AXLE ASSEMBLY

    • TSB #15-P-050245

      Date Announced:
      APR 02, 2012
      NHTSA ID:
      #10044200

      XENTRY: MERCEDES BENZ: GRUNTING/CREAKING SOUND FROM THE AREA OF THE FRONT AXLE WHEN BRAKING, DRIVING OVER SURFACE UNDULATIONS, NEGOTIATING TIGHT CORNERS, OR WHILE MANEUVERING. MODEL YEARS UNKNOWN. Read More »

    ELECTRICAL SYSTEM

    • TSB #NCU-2023060005

      Date Announced:
      DEC 11, 2023
      NHTSA ID:
      #10248173

      Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (??A?A?MY??A?A?) 2009-2012 GL-Class, ML-Class, R-Class, and S-Class (164/166, 251, 221 platforms) vehicles, the coding for ... Read More »

    • TSB #LI68.20-P-053607

      Date Announced:
      JUL 09, 2014
      NHTSA ID:
      #10165852

      Noise in center console area of W166. Read More »

    • TSB #LI67.30-P-052837

      Date Announced:
      JUL 08, 2014
      NHTSA ID:
      #10165850

      Side windows may make noises when closing and opening, or reverse direction when closing. Read More »

    • TSB #LI67.30-P-055417

      Date Announced:
      JUL 08, 2014
      NHTSA ID:
      #10165851

      Side windows may make noises when closing and opening, or reverse direction when closing. Read More »

    • TSB #LI01.30-P-058630

      Date Announced:
      MAR 21, 2014
      NHTSA ID:
      #10167487

      Minor leaks at the oil duct of the left or right cylinder head of engines 157, 276 and 278. 1. Left cylinder head: Oil passage plug hole on left beside mechanical vacuum pump. 2. Read More »

    • TSB #LI30.20-P-058689

      Date Announced:
      MAR 13, 2014
      NHTSA ID:
      #10167498

      ESP warning message in instrument cluster. One of the fault codes C219700 or 630900 is logged in the ESP control unit (N30/4). Read More »

    • TSB #LI49.20-P-056353

      Date Announced:
      FEB 25, 2014
      NHTSA ID:
      #10167007

      Engine diagnosis warning lamp active. Fault code 20BE1B and/or 20BD1B (The heating element of the AdBlue tank has a malfunction) is logged in the Blue-Tec control unit. Read More »

    • TSB #LI54.21-P-057930

      Date Announced:
      FEB 13, 2014
      NHTSA ID:
      #10167014

      The rear seat heating cannot be activated when the customer has set the ambiance illumination to "Neutral" and "Stage 1" or "Stage 2" in the instrument cluster. Read More »

    • TSB #LI49.20-P-056353

      Date Announced:
      FEB 12, 2014
      NHTSA ID:
      #10167006

      Engine diagnosis warning lamp active. Fault code 20BE1B and/or 20BD1B (The heating element of the AdBlue tank has a malfunction) is logged in the Blue-Tec control unit. Read More »

    • TSB #LI54.25-P-056472

      Date Announced:
      FEB 10, 2014
      NHTSA ID:
      #10167015

      The key is not recognized in the electronic ignition switch, the vehicle cannot be started and/or the automatic transmission may perform an "Automatic P function" at speeds below 6 km/h. Read More »

    • TSB #S-SC- 2013090008

      Date Announced:
      FEB 01, 2014
      NHTSA ID:
      #10167040

      This Service Campaign has been initiated because Daimler AG (DAG), the manufacturer of Mercedes-Benz vehicles, has determined that the mbrace software does not correspond to current production configuration. Read More »

    • TSB #LI54-18P-057840

      Date Announced:
      DEC 04, 2013
      NHTSA ID:
      #10056064

      XENTRY (MERCEDES): BETWEEN THE FRONT BUMPER TO INTERIOR WIRING HARNESS, THERE MAY BE CORROSION AT ELECTRICAL CONNECTING POINT. *PE Read More »

    • TSB #LI49.20-P-057101

      Date Announced:
      AUG 17, 2013
      NHTSA ID:
      #10167008

      Engine diagnosis warning lamp lights up. Fault code 20B91B, 20B913 (The output for the heating element of the AdBlue pressure line has an electrical fault or an open circuit) is stored in the SCR control unit. Read More »

    • TSB #LI82.95-P-056655

      Date Announced:
      JUL 12, 2013
      NHTSA ID:
      #10167564

      Customer experiences low battery conditions, resulting in jump starts, and eventually requiring battery replacement. Read More »

    • TSB #LI82.85-P-055695

      Date Announced:
      JUL 08, 2013
      NHTSA ID:
      #10167563

      The COMAND unit does not start or the COMAND display remains dark. The COMAND unit cannot be operated. Note: The problem disappears after a lengthy idle period (>6h) or after interrupting the power supply (circuit 30). Read More »

    ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS

    • TSB #LI54-15-P057373

      Date Announced:
      FEB 28, 2014
      NHTSA ID:
      #10055333

      XENTRY (MERCEDES): THE FUSE AND RELAY BOXES (SRB) IN ENGINE COMPARTMENT OR REAR COMPARTMENT HAS A MALFUNCTION AND DISRUPTIONS TO COMMUNICATION PATHS CAUSING A NO START IN VEHICLE. Read More »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #LI46-35P059241

      Date Announced:
      JUN 20, 2014
      NHTSA ID:
      #10056472

      XENTRY (MERCEDES): AFTER ENGINE HAS STARTED, SEVERAL ISSUES OCCURS, AN ACOUSTIC WARNING SOUNDS IS HEARD, THE INSTRUMENT CLUSTER DISPLAYS WARNING MESSAGE POWER STEERING MALFUNCTION, SERVICE REQUIRED. STEERING SYSTEM IS SLUGGISH. Read More »

    • TSB #LI82-95-P054406

      Date Announced:
      AUG 10, 2012
      NHTSA ID:
      #10046379

      XENTRY (MERCEDES): AFTER TAKING VEHICLE OUT TRANSPORT MODE, INSTRUMENT CLUSTER DISPLAYS MESSAGE SOS MBRACE SERVICE NOT ACTIVATED. MODELS 2013 166, 172, 204, 207, 212, 218, 231, 463. *PE Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #SC-2019040001

      Date Announced:
      APR 11, 2019
      NHTSA ID:
      #10160738

      Update engine electronics (ME-SFI) control unit software Read More »

    • TSB #2013050002

      Date Announced:
      SEP 27, 2013
      NHTSA ID:
      #10059574

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #SC-2013050002

      Date Announced:
      SEP 01, 2013
      NHTSA ID:
      #10053732

      MERCEDES: THE ENGINE CONTROL MODULE SOFTWARE FAILS TO CORRESPOND WITH CURRENT CONFIGURATION PRODUCTION AND WILL BE UPDATED BY AN AUTHORIZED DEALER. MODELS 2012 166 (ML350, 550, 63, GL 350, 450, 550, 63). Read More »

    • TSB #LI8270P056963

      Date Announced:
      AUG 21, 2013
      NHTSA ID:
      #10205234

      Software update of COMAND Online control unit. Read More »

    • TSB #LI8270P055572

      Date Announced:
      AUG 05, 2013
      NHTSA ID:
      #10205233

      Mobile phone cotacts are not transferred completely. Read More »

    • TSB #2012110006

      Date Announced:
      DEC 07, 2012
      NHTSA ID:
      #10059847

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #LI-46-35-P054316

      Date Announced:
      AUG 09, 2012
      NHTSA ID:
      #10046319

      XENTRY (MERCEDES); ELECTRIC STEERING CONTROL UNIT, IN SOME VEHICLES, HAS IMPLAUSIBLE FAULT ENTRY DUE TO SOFTWARE NEEDING UPDATING. MODELS ML 350. NO MODEL YEARS LISTED. *PE Read More »

    • TSB #SB-2012020001

      Date Announced:
      MAR 01, 2012
      NHTSA ID:
      #10048180

      MERCEDES: ENGINE CONTROL MODULE SOFTWARE, FOR DIESEL ENGINE VEHICLES, FAILS TO MEET CURRENT OBD SPECIFICATIONS AND WILL NEED TO BE UPDATED. MODELS 2012 166, 221. *PE Read More »

    LIGHTING (PWS)

    • TSB #LI82.10-P-064766

      Date Announced:
      JUN 30, 2020
      NHTSA ID:
      #10177571

      Lamp unit fogged or droplets forming. Due to the vent openings, the lamp unit is an "open system". This means that acidic gases, moisture, dirt and exhaust gases can penetrate it. This can result in deposits on the diffuser and lens. Read More »

    EXTERIOR LIGHTING:HEADLIGHTS:CONCEALMENT DEVICES

    • TSB #LI82.10-P-064766

      Date Announced:
      JUN 30, 2020
      NHTSA ID:
      #10177571

      Lamp unit fogged or droplets forming. Due to the vent openings, the lamp unit is an "open system". This means that acidic gases, moisture, dirt and exhaust gases can penetrate it. This can result in deposits on the diffuser and lens. Read More »

    EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH

    • TSB #LI-82-10P-053439

      Date Announced:
      SEP 13, 2013
      NHTSA ID:
      #10045029

      XENTRY (MERCEDES): MESSAGE WILL APPEAR INDICATING HIGH BEAM ASSIST IS ACTIVATED AND IS INOPERATIVE. MODELS 204, 212, 207, 221, 216, 218, AND 166. NO MODEL YEARS LISTED. *PE UPDATED 11/26/13. Read More »

    VISIBILITY

    • TSB #LI67.30-P-052837

      Date Announced:
      JUL 08, 2014
      NHTSA ID:
      #10165850

      Side windows may make noises when closing and opening, or reverse direction when closing. Read More »

    • TSB #LI67.30-P-055417

      Date Announced:
      JUL 08, 2014
      NHTSA ID:
      #10165851

      Side windows may make noises when closing and opening, or reverse direction when closing. Read More »

    • TSB #LI72.00-P-058635

      Date Announced:
      MAR 04, 2014
      NHTSA ID:
      #10167521

      Cracking noises or squeaking noises at the doors in the area of the window frame while driving, especially when driving on rough roads. Read More »

    • TSB #S-B-67.00-29

      Date Announced:
      JUL 23, 2013
      NHTSA ID:
      #10167577

      Since 12/2012 (model 166) and since 06/2013 (model 242) the glass breakage loops are no longer in the side windows and rear window. Suitable interior protection ensures that the interior monitoring function continues to operate correctly. Read More »

    VISIBILITY:SUN/MOON ROOF ASSEMBLY

    • TSB #LI77.21-P-072113

      Date Announced:
      DEC 08, 2020
      NHTSA ID:
      #10186145

      Creaking noise from fixed glass section of panoramic roof in area of rear passenger compartment grab handles Read More »

    SEAT BELTS

    • TSB #40-P-052794

      Date Announced:
      APR 20, 2012
      NHTSA ID:
      #10044222

      MERCEDES BENZ: FRONT OR REAR SEAT BELT DOES NOT ROLL UP CORRECTLY. DIRT DEPOSITS ON THE SEAT BELT GUIDE DUE TO SOILED SEAT BELT. ALSO INCLUDED MODELS 169, F CELL, 246, AND 231. NO MODEL YEARS GIVEN. Read More »

    STRUCTURE

    • TSB #LI68.30-P-058750

      Date Announced:
      MAR 25, 2014
      NHTSA ID:
      #10167519

      Belt holder/ retaining tab on side paneling in trunk is broken Read More »

    • TSB #LI72.00-P-058635

      Date Announced:
      MAR 04, 2014
      NHTSA ID:
      #10167521

      Cracking noises or squeaking noises at the doors in the area of the window frame while driving, especially when driving on rough roads. Read More »

    STRUCTURE:BODY:HATCHBACK/LIFTGATE

    • TSB #LI54.15-P-057929

      Date Announced:
      FEB 11, 2014
      NHTSA ID:
      #10167012

      The liftgate can no longer be opened when the ambiance illumination is set to stage 1 or 2. Read More »

    VEHICLE SPEED CONTROL

    • TSB #LI-30-30

      Date Announced:
      AUG 21, 2013
      NHTSA ID:
      #10052168

      XENTRY (MERCEDES): SOME VEHICLES RECEIVE, OPTICAL AND ACOUSTIC, WARNING MESSAGE REGARDING COLLISION PREVENTION ASSIST, WITHOUT OBVIOUS REASON, DUE TO OFFSET OF SHORT RANGE SENSOR. MODELS 166. *PE UPDATE 8/25/15. Read More »

    VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

    • TSB #LI-30-20P058689

      Date Announced:
      MAR 13, 2014
      NHTSA ID:
      #10056233

      XENTRY (MERCEDES): IN THE INSTRUMENT CLUSTER, AN ESP WARNING DUE TO IMPLAUSIBLE ACCELERATOR PEDAL SIGNAL RECEIVED FROM ENGINE CONTROL UNIT. MODEL 2012 172, 212, 218, 207, 204. *PE Read More »

    SEATS

    • TSB #LI91.18-P-077075

      Date Announced:
      DEC 04, 2023
      NHTSA ID:
      #10248162

      Crease formation on genuine leather seat covers in vehicles with low mileage ??A?A? Objects left on the seats for extended periods of time (pressure marks). ??A?A? Objects wedged between the seat backrest and seat cushion (e.g. Read More »

    • TSB #LI91.29-P-053247

      Date Announced:
      JUL 10, 2014
      NHTSA ID:
      #10166104

      The electric seat adjustment and/or the seat heater/seat ventilation or rear monitor is nonfunctional Read More »

    LANE DEPARTURE: BLIND SPOT DETECTION

    INTERIOR LIGHTING

    • TSB #LI82.20-P-073063

      Date Announced:
      FEB 16, 2022
      NHTSA ID:
      #10208744

      Complaint The touchpad dimming function does not work and the search lighting is either at maximum brightness or fully off (dependent upon dimming signal). Read More »

    • TSB #LI8220P073063

      Date Announced:
      JUN 16, 2021
      NHTSA ID:
      #10202531

      Touch pad: Search lighting does not dim or does not turn on. Read More »

    COMMUNICATION

    • TSB #LI82.85-P-071453

      Date Announced:
      JUL 31, 2020
      NHTSA ID:
      #10179966

      Incorrect time and/or instrument cluster message "SOS, service not activated" and/or Mercedes Me connect services nonfunctional Read More »

    EQUIPMENT

    • TSB #LI68.20-P-070037

      Date Announced:
      DEC 29, 2020
      NHTSA ID:
      #10186144

      Armrest In Center Console (Front) Only Opens On One Side Or Not At All - Model Series 167 Read More »

    • TSB #NCU-2019080019

      Date Announced:
      JUL 10, 2020
      NHTSA ID:
      #10178745

      The aluminum bolts of the steering gear housing cover and the aluminum bolts on the powerpack may corrode in corrosion-critical countries where exposed combination with particularly aggressive thawing agents (saltwater mixtures) in ... Read More »

    • TSB #LI82.10-P-064766

      Date Announced:
      JUN 30, 2020
      NHTSA ID:
      #10177571

      Lamp unit fogged or droplets forming. Due to the vent openings, the lamp unit is an "open system". This means that acidic gases, moisture, dirt and exhaust gases can penetrate it. This can result in deposits on the diffuser and lens. Read More »

    • TSB #NCU - HVAC Warra

      Date Announced:
      MAY 21, 2020
      NHTSA ID:
      #10176670

      To enhance the satisfaction of our customers, avoid further costs of litigation and return focus to its core businesses, Mercedes-Benz USA, LLC (MBUSA) has entered into a settlement regarding claims relating to alleged mold and mildew ... Read More »

    • TSB #LI68.20-P-053607

      Date Announced:
      JUL 09, 2014
      NHTSA ID:
      #10165852

      Noise in center console area of W166. Read More »

    • TSB #LI83.30-P-059119

      Date Announced:
      JUL 03, 2014
      NHTSA ID:
      #10166077

      Oxidation products of the cavity preservation can enter the interior compartment via the air conditioning. Read More »

    • TSB #P-B-82.85-703

      Date Announced:
      MAR 10, 2014
      NHTSA ID:
      #10167532

      A production fault means that the telematics DVD A 166 827 14 00 cannot be used. Because of this the previous telematics DVDs A 204 827 03 65 and A 204 827 10 65 must continue to be used for control unit programming. Read More »

    • TSB #LI82.85-P-058582

      Date Announced:
      MAR 03, 2014
      NHTSA ID:
      #10167525

      Apple products (iPhone or iPod) are not charged via the serial USB interface of the COMAND Online control unit (A40/3) in the stowage compartment of the center console. Read More »

    • TSB #LI82.62-P-058583

      Date Announced:
      FEB 27, 2014
      NHTSA ID:
      #10167524

      Sound system: Intermittent loss of sound after engine start Read More »

    • TSB #T-B-68.30-83

      Date Announced:
      FEB 20, 2014
      NHTSA ID:
      #10167042

      The complete headliner can no longer be replaced for loose headliner magnets. As described in AR68.30-P-4300GQ, 2-component adhesive A 005 989 09 71 is to be used for gluing on the headliner magnets. Read More »

    • TSB #GI88.40-P-057430

      Date Announced:
      FEB 03, 2014
      NHTSA ID:
      #10166976

      Message in instrument cluster "DISTRONIC PLUSCurrently Unavailable - See Owner's Manual" Read More »

    • TSB #2013050002

      Date Announced:
      SEP 27, 2013
      NHTSA ID:
      #10059574

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #LI83.00-P-055425

      Date Announced:
      JUL 01, 2013
      NHTSA ID:
      #10167565

      A flapping/rattling noise can be heard from the area of the center console towards the rear. Read More »

    • TSB #2012080006

      Date Announced:
      JAN 07, 2013
      NHTSA ID:
      #10059558

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #2012110006

      Date Announced:
      DEC 07, 2012
      NHTSA ID:
      #10059847

      SUMMARY TO BE PROVIDED ON A FUTURE DATE. Read More »

    • TSB #LI-54-65P053709

      Date Announced:
      MAY 09, 2012
      NHTSA ID:
      #10044599

      XENTRY (MERCEDES): ON SOME VEHICLES, WHENEVER THE REVERSE GEAR IS ENGAGED, THE REVERSE CAMERA FAILS TO SHOW IN DISPLAY CENTRAL. *PE Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #C1A140101

      Date Announced:
      FEB 11, 2014
      NHTSA ID:
      #10166975

      This Customer 1 Action has been initiated because certain mbrace subscribers were recently contacted by mbrace informing them that they need to have an i-button call performed to ensure their mbrace device has registered with the ... Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #LI82.85-P-071453

      Date Announced:
      JUL 31, 2020
      NHTSA ID:
      #10179966

      Incorrect time and/or instrument cluster message "SOS, service not activated" and/or Mercedes Me connect services nonfunctional Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #NCU-2019080019

      Date Announced:
      JUL 10, 2020
      NHTSA ID:
      #10178745

      The aluminum bolts of the steering gear housing cover and the aluminum bolts on the powerpack may corrode in corrosion-critical countries where exposed combination with particularly aggressive thawing agents (saltwater mixtures) in ... Read More »

    • TSB #T-B-68.30-83

      Date Announced:
      FEB 20, 2014
      NHTSA ID:
      #10167042

      The complete headliner can no longer be replaced for loose headliner magnets. As described in AR68.30-P-4300GQ, 2-component adhesive A 005 989 09 71 is to be used for gluing on the headliner magnets. Read More »

    • TSB #LI-54-65P053709

      Date Announced:
      MAY 09, 2012
      NHTSA ID:
      #10044599

      XENTRY (MERCEDES): ON SOME VEHICLES, WHENEVER THE REVERSE GEAR IS ENGAGED, THE REVERSE CAMERA FAILS TO SHOW IN DISPLAY CENTRAL. *PE Read More »

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