Technical Service Bulletins (TSBs) for the 2014 CLA250 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

    • TSB #SC-2019080019

      Date Announced:
      NOV 08, 2019
      NHTSA ID:
      #10169602

      Replace Steering Gear Bolts 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 #LI46.10-P-057961

      Date Announced:
      FEB 18, 2014
      NHTSA ID:
      #10167000

      Surface damage on steering wheel trim 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 #LI46.10-P-056468

      Date Announced:
      JUL 03, 2013
      NHTSA ID:
      #10167551

      Vehicle wanders to the left or right. Read More »

    SUSPENSION

    ENGINE (PWS)

    • TSB #NCU - Extended W

      Date Announced:
      OCT 30, 2020
      NHTSA ID:
      #10183259

      Mercedes-Benz AG (?MBAG?), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (?MY?) 2012-2015 Mercedes-Benz Model 204 and 172 vehicles (C250 and SLK250), the warranty on the camshaft adjuster will be ... Read More »

    • TSB #SC-2019040001

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

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

    • TSB #LI54-18-P-057927

      Date Announced:
      JUN 04, 2015
      NHTSA ID:
      #10058548

      XENTRY (DAIMLER): STORED IN ENGINE CONTROL UNIT ARE FAULTS RELATING TO THROTTLE VALVE ACTUATOR AND/OR OXYGEN SENSOR DUE TO OCCASIONAL TRANSITION RESISTANCE AT CONTACTS, CAUSING ENGINE DIAGNOSIS WARNING LAMP TO BE INACTIVE. MODEL ALL. Read More »

    • TSB #LI49.10-P-060070

      Date Announced:
      OCT 22, 2014
      NHTSA ID:
      #10135644

      Engine starts - but stops again Read More »

    • TSB #LI07.61-P-057868

      Date Announced:
      JAN 10, 2014
      NHTSA ID:
      #10095314

      "MY 2014 CLA-250 CHECK ENGINE LIGHT IS ON, POSSIBILITY OF ESP WARNING MESSAGE IN THE IC MULTI-FUNCTION DISPLAY" Read More »

    ENGINE AND ENGINE COOLING

    • TSB #LI07.70-P-070763

      Date Announced:
      NOV 17, 2023
      NHTSA ID:
      #10246281

      Fault code P06DA00 is found current or stored in engine control unit. Check engine light may be activated. Read More »

    • TSB #LI27.60-P-059304

      Date Announced:
      JUL 01, 2014
      NHTSA ID:
      #10165845

      Vehicle rocks or lurches once after sitting in park with engine running for roughly 10 minutes Read More »

    • TSB #LI20.00-P-057734

      Date Announced:
      MAR 24, 2014
      NHTSA ID:
      #10167495

      Coolant warning message in the instrument cluster although the coolant level is OK Read More »

    • TSB #LI07.70-P-058650

      Date Announced:
      MAR 21, 2014
      NHTSA ID:
      #10167492

      Engine diagnosis warning lamp active - check engine light (CEL) on. The fault code P052E71 is logged in the fault memory of the engine control unit. Read More »

    • TSB #LI54.18-P-057927

      Date Announced:
      MAR 07, 2014
      NHTSA ID:
      #10167511

      Engine diagnosis warning lamp is active. One or more of the faults listed under 'Control unit / Fault code' relating to the throttle valve actuator (M16/6) and/or oxygen sensor (G3/1 and/or G3/2) are stored in the engine control unit. Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS

    FUEL SYSTEM, GASOLINE

    POWER TRAIN

    • TSB #LI35.00-P-072963

      Date Announced:
      JUL 14, 2021
      NHTSA ID:
      #10199675

      Vibrations/ humming when moving off or maneuvering with the wheels turned Read More »

    • TSB #LI27 50-P-064440

      Date Announced:
      JUL 16, 2018
      NHTSA ID:
      #10151943

      7G-DCT: Scratching noise when changing gear from D to R when transmission cold. Read More »

    • TSB #LI54.15-P-057373

      Date Announced:
      FEB 28, 2014
      NHTSA ID:
      #10167510

      The vehicle cannot be started The vehicle may start by itself shortly after the startup attempt with a delay, as the relay can be late closing. and/or The gear selection is displayed, but no gear is engaged. Read More »

    • TSB #LI27.60-P-058317

      Date Announced:
      FEB 05, 2014
      NHTSA ID:
      #10166987

      Transmission intermittently fails to shift, vehicle jolts in higher gears. The dual clutch transmission (DKG) control unit contains the stored FC 92177 or 92100 - The shift valve of the internal shaft has a malfunction. Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #LI2700P0647671

      Date Announced:
      AUG 26, 2016
      NHTSA ID:
      #10205156

      Intial startup not possible after replacement of transmisson 725.0 or of electrohydraulic controller unit. Read More »

    ELECTRICAL SYSTEM

    • TSB #LI82.85-P-076799

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10241790

      The Mercedes me connect services cannot be activated. The remote status data does not update. Error in N112/9 - control unit for telematics services (HERMES). Read More »

    • TSB #LI00.20-P-070791

      Date Announced:
      AUG 28, 2020
      NHTSA ID:
      #10179904

      Implausible "service due" instrument cluster message, head unit pop-up, or Mmc message Read More »

    • TSB #LI8285P069318v2

      Date Announced:
      JAN 30, 2019
      NHTSA ID:
      #10154028

      Audio 20: Apple CarPlay displays pixelated image Read More »

    • TSB #LI54.18-P-059361

      Date Announced:
      JUL 08, 2014
      NHTSA ID:
      #10165847

      Diverse fault messages in instrument cluster. Distronic, ESP, tire pressure monitoring, engine indicator lamp Diverse CAN communication errors stored in quick test Possible malfunctions in Parktronic or Active Parking Assist. Read More »

    • TSB #2014040001

      Date Announced:
      APR 17, 2014
      NHTSA ID:
      #10059534

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

    • TSB #LI54.18-P-057974

      Date Announced:
      MAR 13, 2014
      NHTSA ID:
      #10167512

      ESP?, BAS, PRE-SAFE?, HOLD function, Hill-Start Assist and ESP? trailer stabilization are unavailable due to a malfunction. Also the adaptive brake lights, Adaptive Brake Assist and/or ATTENTION ASSIST may have failed or be deactivated. Read More »

    • TSB #LI54.15-P-057373

      Date Announced:
      FEB 28, 2014
      NHTSA ID:
      #10167510

      The vehicle cannot be started The vehicle may start by itself shortly after the startup attempt with a delay, as the relay can be late closing. and/or The gear selection is displayed, but no gear is engaged. Read More »

    • TSB #LI20.00-P-057734

      Date Announced:
      FEB 14, 2014
      NHTSA ID:
      #10166981

      Implausible coolant warning message in instrument cluster Read More »

    • TSB #LI8285P055695

      Date Announced:
      AUG 05, 2013
      NHTSA ID:
      #10205237

      The COMAND unit does not start or the display remains dark. 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 »

    ELECTRICAL SYSTEM:SOFTWARE

    ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE

    ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING

    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 »

    VISIBILITY

    • TSB #LI7721P057021

      Date Announced:
      AUG 09, 2013
      NHTSA ID:
      #10205218

      New roller blind with blind bearing does not fit in previous panoramic with old roof mechanisms or blind guide rails. Read More »

    SEAT BELTS

    SEAT BELTS:FRONT:RETRACTOR

    • TSB #LI91-00-P-061754

      Date Announced:
      JUN 30, 2015
      NHTSA ID:
      #10058547

      XENTRY (DAIMLER): SOME VEHICLES EXPERIENCE AN INCOMPLETE NORMALIZATION OF SEAT CUSHION AND BLOCKING BETWEEN SEAT BELT BUCKLE AND CONTROL UNIT DETECTS BLOCKAGE AND ABORTS NORMALIZATION SEQUENCE. MODEL 222 (CODE 232 + 224 +305). Read More »

    SEAT BELTS:FRONT:BUCKLE ASSEMBLY

    • TSB #LI91-00-P-061754

      Date Announced:
      JUN 30, 2015
      NHTSA ID:
      #10058547

      XENTRY (DAIMLER): SOME VEHICLES EXPERIENCE AN INCOMPLETE NORMALIZATION OF SEAT CUSHION AND BLOCKING BETWEEN SEAT BELT BUCKLE AND CONTROL UNIT DETECTS BLOCKAGE AND ABORTS NORMALIZATION SEQUENCE. MODEL 222 (CODE 232 + 224 +305). Read More »

    STRUCTURE:BODY:DOOR

    WHEELS:SPACE SAVER WHEEL

    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 #LI91-00-P-061754

      Date Announced:
      JUN 30, 2015
      NHTSA ID:
      #10058547

      XENTRY (DAIMLER): SOME VEHICLES EXPERIENCE AN INCOMPLETE NORMALIZATION OF SEAT CUSHION AND BLOCKING BETWEEN SEAT BELT BUCKLE AND CONTROL UNIT DETECTS BLOCKAGE AND ABORTS NORMALIZATION SEQUENCE. MODEL 222 (CODE 232 + 224 +305). Read More »

    LANE DEPARTURE

    BACK OVER PREVENTION

    INTERIOR LIGHTING

    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 #LI82.85-P-076799

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10241790

      The Mercedes me connect services cannot be activated. The remote status data does not update. Error in N112/9 - control unit for telematics services (HERMES). 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 #LI54-18-P-069309

      Date Announced:
      FEB 19, 2019
      NHTSA ID:
      #10155136

      Fault message "SRS - Service Required" displayed in instrument cluster and SRS lamp active Read More »

    • TSB #LI8285P069318v2

      Date Announced:
      JAN 30, 2019
      NHTSA ID:
      #10154028

      Audio 20: Apple CarPlay displays pixelated image Read More »

    • TSB #LI82 85-P-068378

      Date Announced:
      JUL 10, 2018
      NHTSA ID:
      #10151945

      Audio 20: Symbols in the status line in the central display can overlap Read More »

    • TSB #LI68.20-P-058781

      Date Announced:
      MAR 31, 2014
      NHTSA ID:
      #10167518

      Creaking noises in area of center console Read More »

    • TSB #LI68.20-P-058749

      Date Announced:
      MAR 18, 2014
      NHTSA ID:
      #10167517

      The center stowage compartment does on close or open smoothly. 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 #LI47.30-P-057461

      Date Announced:
      NOV 04, 2013
      NHTSA ID:
      #10059762

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

    • TSB #L147.30-P-057461

      Date Announced:
      OCT 31, 2013
      NHTSA ID:
      #10059556

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

    EQUIPMENT:ELECTRICAL

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #Launch NCU - 202

      Date Announced:
      JAN 07, 2021
      NHTSA ID:
      #10187793

      Mercedes-Benz AG (?MBAG?), the manufacturer of Mercedes-Benz, has determined that on certain Model Year (?MY?) 2013-2017 B-Class, C-Class, CLA-Class, CLS-Class, E-Class, G-Class, GL-Class, GLA-Class, GLC-Class, GLE-Class, GLK-Class, ... Read More »

    • 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 »

    • TSB #LI8285P0647651

      Date Announced:
      AUG 25, 2016
      NHTSA ID:
      #10205247

      Traffic information service and posibly the voice control, nonfunctional after navigation software update. Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #LI33 30-P-056665

      Date Announced:
      AUG 05, 2019
      NHTSA ID:
      #10164810

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

    • TSB #LI54-18P-057974

      Date Announced:
      MAR 13, 2014
      NHTSA ID:
      #10056053

      XENTRY (MERCEDES): DUE TO FAULT ENTRY, BY AN OCCASIONAL TRANSITION RESISTANCE AT CONTACTS, THE SUPPORT FUNCTIONS FAILED, BUT AVAILABLE AFTER IGNITION OFF/ON CYCLE. *PE Read More »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #LI83-00P-052510

      Date Announced:
      JAN 06, 2014
      NHTSA ID:
      #10056088

      XENTRY (MERCEDES): CONTROL UNITS INSTALLED, UNDER DRIVER/FRONT PASSENGER SEAT, HAS WATER ENTERING TRAY, CAUSED BY CONDENSATION HOSE OF A/C HOUSING BEING EITHER DISLOCATED, PINCHED, CRUSHED OR LEAKING. MODEL ALL. Read More »

    UNKNOWN OR OTHER