Technical Service Bulletins (TSBs) for the 2022 C300 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 #LI82.90-P-075727

      Date Announced:
      APR 29, 2024
      NHTSA ID:
      #10253712

      The display in the Lower Multifunction Steering Wheel Button Group (A74/2) may be completely or partially inoperable (see attached picture). Read More »

    • TSB #LI46.10-P-077314

      Date Announced:
      JAN 24, 2024
      NHTSA ID:
      #10249495

      Noises in the steering column area when steering. Under analysis. Check which area of the steering column the noises occur in. Read More »

    • TSB #LI46.10-P-077313

      Date Announced:
      JAN 24, 2024
      NHTSA ID:
      #10249482

      The steering wheel generates grinding noises between the steering wheel and steering column switch module during steering maneuvers See example file in the attachments area: Lenkrad-Schleifger??A?usch_SteeringWheel-GrindingNoises. Read More »

    • TSB #LI46.35-P-077076

      Date Announced:
      DEC 04, 2023
      NHTSA ID:
      #10248157

      Control unit N68 - electric power steering Fault P063544 - The electric power steering has a malfunction. There is a fault in the data memory. Read More »

    • TSB #LI46.15-P-071669

      Date Announced:
      MAR 01, 2023
      NHTSA ID:
      #10233783

      Complaint Loads induced at the steering wheel through pushing and pulling actions may cause creaking and cracking noises in the mechanical steering column. Read More »

    • TSB #LI46.15-P-063353

      Date Announced:
      DEC 01, 2022
      NHTSA ID:
      #10228807

      Complaint Height adjustment of electric steering column adjustment jammed in the top/bottom adjustment position (e.g. with Easy Entry function). Cause Height adjustment moves to the top/bottom limit stop and jams. Read More »

    • TSB #LI46.35-P-075511

      Date Announced:
      NOV 07, 2022
      NHTSA ID:
      #10227144

      Complaint Power steering unavailable following engine start, warning message in instrument cluster. Fault codes in electric power steering control unit (N68). Read More »

    SUSPENSION

    • TSB #LI32.25-P-076956

      Date Announced:
      OCT 12, 2023
      NHTSA ID:
      #10244735

      Wheezing noises from the front shock absorbers when passing over surface undulations and rough road. The noises may become more conspicuous with warm damper oil. The flow noises of the damper oil are currently being analyzed. Read More »

    • TSB #LI32.25-P-066246

      Date Announced:
      JUL 11, 2022
      NHTSA ID:
      #10217154

      Complaint Thumping noise on rear axle shock absorber on rough road. Cause Until now the rear axle shock absorber support bushing was only available together with the rear axle shock absorber as a replacement part. Read More »

    • TSB #LI40.20-P-074829

      Date Announced:
      MAY 25, 2022
      NHTSA ID:
      #10213047

      Complaint The vehicle level at the front and/or rear axle may be out of specification after measurement with a Romess level gauge. Read More »

    SUSPENSION:FRONT:SHOCK ABSORBER

    • TSB #LI32.25-P-076956

      Date Announced:
      OCT 12, 2023
      NHTSA ID:
      #10244735

      Wheezing noises from the front shock absorbers when passing over surface undulations and rough road. The noises may become more conspicuous with warm damper oil. The flow noises of the damper oil are currently being analyzed. Read More »

    BRAKES (PWS)

    • TSB #LI42.10-P074952

      Date Announced:
      JUN 09, 2022
      NHTSA ID:
      #10214957

      Complaint There is a rhythmic thumping noise coming from the front end during braking. See example audio file. Attachments File Description New Recording.m4a Cause Under investigation. Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #NCU-2023040017

      Date Announced:
      MAY 19, 2023
      NHTSA ID:
      #10237265

      Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2022-2023 C-Class, EQS and S-Class (206, 297 and 223 platform) vehicles, the driving assistance system control unit software does ... Read More »

    ENGINE AND ENGINE COOLING

    • TSB #LI80.20-P-075086

      Date Announced:
      JUL 18, 2022
      NHTSA ID:
      #10217161

      Complaint The vehicle sporadically may not unlock via the radio remote control or Keyless Go. The vehicle may require multiple start attempts before starting. Read More »

    • TSB #LI20.10-P-075052

      Date Announced:
      JUL 11, 2022
      NHTSA ID:
      #10217152

      Complaint Check engine light is illuminated Fault code stored P012867- The coolant temperature is below the coolant thermostat specified temperature. The signal is impermissible after an event. Read More »

    • TSB #LI09.00-P-074093

      Date Announced:
      DEC 08, 2021
      NHTSA ID:
      #10206077

      "MY15+ M278 and M157 Equipped Vehicles with Fault Code ""P023400 a?? Boost Pressure is Too High"" " Read More »

    • TSB #LI2700P073106

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10202530

      Remote start causing CEL and U012600. Read More »

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

    FUEL SYSTEM, GASOLINE

    • TSB #LI8860P073470

      Date Announced:
      AUG 11, 2021
      NHTSA ID:
      #10205814

      Fuel filler flap opens slowly/switch flashes/tank is bleeding instrument cluster warning Read More »

    FUEL SYSTEM, GASOLINE:STORAGE

    • TSB #LI8860P073470

      Date Announced:
      AUG 11, 2021
      NHTSA ID:
      #10205814

      Fuel filler flap opens slowly/switch flashes/tank is bleeding instrument cluster warning Read More »

    POWER TRAIN

    • TSB #LI46.80-P-072750

      Date Announced:
      JAN 06, 2022
      NHTSA ID:
      #10207196

      Complaint The fault code C112502 is logged (as current or stored) in the rear axle control unit (N68/4). Cause The fault code is caused by communication with the ESP control unit: 1. Read More »

    ELECTRICAL SYSTEM

    • TSB #LI82.70-P-077769

      Date Announced:
      APR 30, 2024
      NHTSA ID:
      #10253723

      Wireless Media Interface: Smartphone cannot be charged or charging process is interrupted. Smaller size smartphones can slip on the charging tray. In the event of a complaint, the rubber mat can be replaced. Read More »

    • TSB #LI82.90-P-075727

      Date Announced:
      APR 29, 2024
      NHTSA ID:
      #10253712

      The display in the Lower Multifunction Steering Wheel Button Group (A74/2) may be completely or partially inoperable (see attached picture). Read More »

    • TSB #LI82.85-P-077312

      Date Announced:
      APR 18, 2024
      NHTSA ID:
      #10253714

      The update of the RAMSES 1.1 module to the SW version E139.4 results in a fault in the vtime of the module and therefore to the following possible connection problems: Remote status: The time stamp of the last update that is displayed ... Read More »

    • TSB #OTA - 24240302

      Date Announced:
      MAR 22, 2024
      NHTSA ID:
      #10252732

      This is to notify you of the Service Campaign OTA update for the MBUX control unit software in 14,559 Model Year (MY) 21-23 C-Class, S-Class, SL, EQS (206, 223, 232, 297 platform) vehicles. Read More »

    • TSB #LI00.20-P-077615

      Date Announced:
      MAR 15, 2024
      NHTSA ID:
      #10252773

      The following symptoms may be present in the instrument cluster: 1. "Perform vehicle handover" in the workshop menu to start the maintenance computer for service A/B cannot be carried out. 2. Read More »

    • TSB #LI82.88-P-077552

      Date Announced:
      FEB 29, 2024
      NHTSA ID:
      #10251347

      Change in the login procedure for the payment service in the integrated toll system. The change will become active on 3/1/2024. Read More »

    • TSB #OTA-24240203

      Date Announced:
      FEB 29, 2024
      NHTSA ID:
      #10251192

      Mercedes-Benz AG (??A???A???A?MBAG??A???A???A?), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 21-24 C-Class, EQE, EQS, GLC, GLE, GLS, S-Class, SL (206, 294, 295, 296, 297, 254, 167, 223, 232 platform) ... Read More »

    • TSB #OTA-24240201

      Date Announced:
      FEB 09, 2024
      NHTSA ID:
      #10251176

      Mercedes-Benz AG (??A???A???A?MBAG??A???A???A?), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY20-23 A-Class, C-Class, CLA, CLS, E-Class, GLA, GLB, GLC, GLE, GLS, AMG GT, S-Class (177, 205, 118, 257, 213, ... Read More »

    • TSB #LI82.85-P-077312

      Date Announced:
      FEB 02, 2024
      NHTSA ID:
      #10251181

      Complaint Updating the RAMSES 1.1 module to the latest SW-version E139.4 will lead to an error in the modules vtime and therefore the following possible connectivity issues: Remote Status: ??A?A? The last updated timestamp shown in ... Read More »

    • TSB #NCU-OTA MBUX SW

      Date Announced:
      JAN 24, 2024
      NHTSA ID:
      #10249541

      Mercedes-Benz AG (??A?A?MBAG??A?A?), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2021-2023 C-Class, EQE, EQS, GLC, S-Class, and SL (206, 294, 295, 296, 297, 254, 223, and 232 platform) vehicles, there is ... Read More »

    • TSB #CL-CommMod

      Date Announced:
      JAN 05, 2024
      NHTSA ID:
      #10249740

      Dear Mercedes-Benz Owner: On behalf of Mercedes-Benz USA, LLC (MBUSA), thank you for being a part of the Mercedes-Benz family. We hope that you??A?A?re enjoying your vehicle. Read More »

    • TSB #LI82.62-P-077311

      Date Announced:
      JAN 02, 2024
      NHTSA ID:
      #10249539

      No audio is output either in radio mode, or with media playback via app, Bluetooth or USB. In such cases, "Playback not active" is shown in the display. Mute line between communication module N112/2 and sound control unit N40/3. Read More »

    • TSB #OTA-Comm Mod SW

      Date Announced:
      DEC 07, 2023
      NHTSA ID:
      #10248195

      Mercedes-Benz AG (??A?A?MBAG??A?A?), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY19-23 A-Class, C-Class, CLA, CLS, E-Class, EQB, G-Class, GLA, GLB, GLC, GLE, GLS, AMG GT, S-Class (177, 205, 118, 257, 213, ... Read More »

    • TSB #NCU-2023110010

      Date Announced:
      DEC 07, 2023
      NHTSA ID:
      #10248182

      Mercedes-Benz AG (??A?A?MBAG??A?A?), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY22-24 C-Class, AMG GT, AMG SL (206, 192, 232 platform) vehicles, the electric engine mount control unit software does not ... Read More »

    • TSB #OTA-InductNonMMC

      Date Announced:
      DEC 01, 2023
      NHTSA ID:
      #10248210

      Mercedes-Benz AG ("MBAG"), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY21-24 C-Class, EQE, EQS, S-Class (206, 294/295, 296/297 and 223 platform) vehicles, the inductive charging system software does not ... Read More »

    • TSB #OTA-InductiveSW

      Date Announced:
      DEC 01, 2023
      NHTSA ID:
      #10248206

      Mercedes-Benz AG (??A?A?MBAG??A?A?), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY21-24 C-Class, EQE, EQS, S-Class (206, 294/295, 296/297 and 223 platform) vehicles, the inductive charging system software ... Read More »

    • TSB #LI82.95-P-076991

      Date Announced:
      OCT 23, 2023
      NHTSA ID:
      #10244776

      Mercedes me connect services inoperative (me-Call, Remote Status, etc.). Mercedes me services - activation not possible. Notes: - In the quick test, no fault code and no event code is stored in the RAMSES control unit (N112/2). Read More »

    • TSB #NCU -MBUX SW OTA

      Date Announced:
      OCT 20, 2023
      NHTSA ID:
      #10244748

      Mercedes-Benz AG (??A?A?MBAG??A?A?), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY21-23 C-Class, EQS, S-Class, SL, EQE, GLC (206, 296, 297, 223, 232, 294, 295, 254 platform) vehicles, the head unit software ... Read More »

    • TSB #LI82.85-P-076800

      Date Announced:
      OCT 10, 2023
      NHTSA ID:
      #10244837

      The "SOS nonfunctional" message appears sporadically in the instrument cluster of the vehicle. The fault code B129C00 is stored in the control unit log. Read More »

    • TSB #Ll54.10-P-076896

      Date Announced:
      SEP 08, 2023
      NHTSA ID:
      #10243306

      12V message in IC when starting the vehicle. SW updates need to be performed. Follow the guided test for FC U116000 in N73/3*1 EIS CU. Perform the SW checks and updates. Fully charge both 12V and 48V batteries. Read More »

    • TSB #NCU-HU SW Update

      Date Announced:
      AUG 28, 2023
      NHTSA ID:
      #10241527

      Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2018-2023 C-Class, EQE, EQE SUV, EQS, EQS SUV, GLC, GLE and S-Class (206, 295, 294, 297, 296, 254, 167 and 223 platform) ... Read More »

    • TSB #Ll54.10-P-076823

      Date Announced:
      AUG 22, 2023
      NHTSA ID:
      #10241510

      In the instrument cluster, the symbol for "12 V battery" and the message "Switch on vehicle" may sporadically be displayed. Read More »

    • TSB #LI82.70-P-076832

      Date Announced:
      AUG 21, 2023
      NHTSA ID:
      #10241536

      Phone call log is not shown in the MBUX display. If the telephone connects with the head unit again, the call log may not be sent. Read More »

    • TSB #NCU - HU Update

      Date Announced:
      JUL 19, 2023
      NHTSA ID:
      #10240250

      Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2021-2024 C-Class, EQE, EQE SUV, EQS, EQS SUV, GLC, GLE and S-Class (206, 295, 294, 297, 296, 254, 167 and 223 platform) ... Read More »

    • TSB #NCU-2023040017

      Date Announced:
      MAY 19, 2023
      NHTSA ID:
      #10237265

      Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2022-2023 C-Class, EQS and S-Class (206, 297 and 223 platform) vehicles, the driving assistance system control unit software does ... Read More »

    • TSB #LI82.85-P-076200

      Date Announced:
      APR 19, 2023
      NHTSA ID:
      #10235670

      Complaint Station logos are no longer displayed in the radio after updating or SCN coding the A26/17 head unit. Cause Under analysis. Remedy Currently, there is no remedy available. Please open a TIPS case for support. Read More »

    • TSB #LI82.85-P-076157

      Date Announced:
      APR 11, 2023
      NHTSA ID:
      #10235669

      Complaint Brief connectivity interruptions when using Apple CarPlay over Wi-Fi, for example when driving underneath toll bridges. Cause There may be interruptions to WiFi as a result of external interference. Read More »

    • TSB #LI82.70-P-075967

      Date Announced:
      MAR 01, 2023
      NHTSA ID:
      #10233791

      Complaint Wireless charging start/charging behavior of iPhone 14 is not optimal Cause Change in iPhone software (iOS) Remedy There will be optimized software for iPhone 14 iOS (target date 05/2023). Read More »

    • TSB #LI82.85-P-075094

      Date Announced:
      JAN 17, 2023
      NHTSA ID:
      #10231037

      Complaint Traffic Light View is intermittently inoperable after updating the MBUX Multimedia System (A26/17) to E316.5. Cause Previously available MBUX software release. Remedy A new software remedy is currently available. Read More »

    • TSB #LI82.90-P-075727

      Date Announced:
      JAN 09, 2023
      NHTSA ID:
      #10231039

      Complaint The display in the Lower Multifunction Steering Wheel Button Group (A74/2) may be completely or partially inoperable (see attached picture). Read More »

    • TSB #LI72.20-P-075746

      Date Announced:
      JAN 05, 2023
      NHTSA ID:
      #10231032

      Complaint Tailgate opens unintentionally. Cause Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. E.g. when stored in trouser pocket, handbag etc. Read More »

    • TSB #LI54.71-P-075704

      Date Announced:
      JAN 04, 2023
      NHTSA ID:
      #10231027

      Complaint Message in IC: "Active Brake Assist function restricted". "Active Emergency Stop Assist inoperative" "Active Lane Keeping Assist inoperative" "Active Blind Spot Assist inoperative" Note: The problem can occur after a ... Read More »

    • TSB #LI82.85-P-074738

      Date Announced:
      DEC 28, 2022
      NHTSA ID:
      #10228816

      Complaint Customer may state that the image in the central display is distorted or pixelated (see attached photos). Read More »

    • TSB #LI82.88-P-075219

      Date Announced:
      SEP 08, 2022
      NHTSA ID:
      #10222484

      Complaint The customer may have one or more of the following complaints: a?? Toll system inoperative. The system cannot be activated. a?? The toll system cannot log into the payment system provider. Read More »

    • TSB #LI82.70-P-075186

      Date Announced:
      AUG 18, 2022
      NHTSA ID:
      #10219257

      Beanstandung Customer states that wireless Apple Carplay intermittently may not initiate at start-up. The MBUX Display states "Apple Carplay could not be started. Read More »

    • TSB #LI82.85-P-075094

      Date Announced:
      JUL 19, 2022
      NHTSA ID:
      #10217164

      Complaint Traffic Light View is intermittently inoperable after updating the MBUX Multimedia System (A26/17) to E316.5. Cause Currently available MBUX software release Remedy A software remedy is currently being developed. Read More »

    • TSB #LI20.10-P-075052

      Date Announced:
      JUL 11, 2022
      NHTSA ID:
      #10217152

      Complaint Check engine light is illuminated Fault code stored P012867- The coolant temperature is below the coolant thermostat specified temperature. The signal is impermissible after an event. Read More »

    • TSB #LI82.85-P-074970

      Date Announced:
      JUL 07, 2022
      NHTSA ID:
      #10217162

      Complaint Customer may have one or more of the following complaints: a?? Vehicle location is shown incorrectly in the Navigation Display a?? Navigation destination search is not possible a?? Street names are not shown in Navigation ... Read More »

    • TSB #NCU-2022060008

      Date Announced:
      JUN 30, 2022
      NHTSA ID:
      #10215016

      Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (a??MYa??) 2020-2022 A-Class, C-Class, CLAClass, GLA-Class, GLB-Class, GLC-Class, GLE-Class, and GLS-Class (118, 167, ... Read More »

    • TSB #LI82.20-P-074058

      Date Announced:
      MAY 26, 2022
      NHTSA ID:
      #10213052

      Complaint In the "single color" setting, it is not possible to select the color for the ambient lighting. If the setting is changed to "multicolored", the color can be changed. Read More »

    • TSB #LI82.85-P-074800

      Date Announced:
      MAY 16, 2022
      NHTSA ID:
      #10213053

      Complaint Customer may state that the wrong curve direction arrow is shown in the instrument cluster (driver) display. Cause In navigation map data V10.0 released Q4 2021, some curve sections are partially turned. Read More »

    • TSB #LI54.30-P-074584

      Date Announced:
      APR 01, 2022
      NHTSA ID:
      #10210927

      Complaint Customer states that the Radio and/or Media menus are not available in the driver display Note: Both menus are still present in the MBUX Display as it is not affected by the complaint Cause MBUX multimedia system (A26/17) ... Read More »

    • TSB #LI54.10-P-071499

      Date Announced:
      MAR 31, 2022
      NHTSA ID:
      #10209877

      Complaint The result from the XENTRY battery test does not match the current state of the battery. Cause The XENTRY battery tester uses the stored on-board electrical system data in the SAM module to access the health of the 12 volt ... Read More »

    • TSB #LI88.79-P-074287

      Date Announced:
      JAN 27, 2022
      NHTSA ID:
      #10207203

      Complaint Adjustment of the outside mirrors using the driver's door switch group may not be possible or it is not possible to select the left or right outside mirror. Read More »

    • TSB #LI82.20-P-074058

      Date Announced:
      JAN 08, 2022
      NHTSA ID:
      #10207200

      Complaint In the "single color" setting, it is not possible to select the color for the ambient lighting. If the setting is changed to "multicolored", the color can be changed. Read More »

    • TSB #LI91.30-P-074208

      Date Announced:
      JAN 06, 2022
      NHTSA ID:
      #10207206

      Complaint Model series 206: Front seat heating nonfunctional Cause Cause is an internal error in the 'seat heating' control unit with the following designation: "B221A96 - An internal error is present in the 'seat heating' control unit. Read More »

    ELECTRICAL SYSTEM:BODY CONTROL MODULE:SOFTWARE

    • TSB #LI82.85-P-077312

      Date Announced:
      FEB 02, 2024
      NHTSA ID:
      #10251181

      Complaint Updating the RAMSES 1.1 module to the latest SW-version E139.4 will lead to an error in the modules vtime and therefore the following possible connectivity issues: Remote Status: ??A?A? The last updated timestamp shown in ... Read More »

    ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

    • TSB #LI00.20-P-077615

      Date Announced:
      MAR 15, 2024
      NHTSA ID:
      #10252773

      The following symptoms may be present in the instrument cluster: 1. "Perform vehicle handover" in the workshop menu to start the maintenance computer for service A/B cannot be carried out. 2. Read More »

    • TSB #LI82.85-P-076800

      Date Announced:
      OCT 10, 2023
      NHTSA ID:
      #10244837

      The "SOS nonfunctional" message appears sporadically in the instrument cluster of the vehicle. The fault code B129C00 is stored in the control unit log. Read More »

    • TSB #LI8370P0644803

      Date Announced:
      AUG 11, 2016
      NHTSA ID:
      #10205252

      High voltage battery warning message in instrument cluster. Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #OTA-24240201

      Date Announced:
      FEB 09, 2024
      NHTSA ID:
      #10251176

      Mercedes-Benz AG (??A???A???A?MBAG??A???A???A?), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY20-23 A-Class, C-Class, CLA, CLS, E-Class, GLA, GLB, GLC, GLE, GLS, AMG GT, S-Class (177, 205, 118, 257, 213, ... Read More »

    • TSB #NCU -MBUX SW OTA

      Date Announced:
      OCT 20, 2023
      NHTSA ID:
      #10244748

      Mercedes-Benz AG (??A?A?MBAG??A?A?), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY21-23 C-Class, EQS, S-Class, SL, EQE, GLC (206, 296, 297, 223, 232, 294, 295, 254 platform) vehicles, the head unit software ... Read More »

    • TSB #NCU-HU SW Update

      Date Announced:
      AUG 28, 2023
      NHTSA ID:
      #10241527

      Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2018-2023 C-Class, EQE, EQE SUV, EQS, EQS SUV, GLC, GLE and S-Class (206, 295, 294, 297, 296, 254, 167 and 223 platform) ... Read More »

    • TSB #LI80.20-P-075086

      Date Announced:
      JUL 18, 2022
      NHTSA ID:
      #10217161

      Complaint The vehicle sporadically may not unlock via the radio remote control or Keyless Go. The vehicle may require multiple start attempts before starting. Read More »

    • TSB #LI2700P073106

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10202530

      Remote start causing CEL and U012600. Read More »

    • TSB #LI7240P056909

      Date Announced:
      JUL 30, 2013
      NHTSA ID:
      #10205215

      Window lifter and outside mirror on passenger side malfunction after replacement of door control unit. Read More »

    ELECTRICAL SYSTEM:PROPULSION SYSTEM:FUEL CELL

    • TSB #LI72.20-P-075746

      Date Announced:
      MAR 11, 2024
      NHTSA ID:
      #10252777

      Tailgate opens unintentionally. Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. E.g. when stored in trouser pocket, handbag etc. Read More »

    EXTERIOR LIGHTING:HEADLIGHTS

    VISIBILITY

    • TSB #LI7240P056909

      Date Announced:
      JUL 30, 2013
      NHTSA ID:
      #10205215

      Window lifter and outside mirror on passenger side malfunction after replacement of door control unit. Read More »

    VISIBILITY:SUN/MOON ROOF ASSEMBLY

    • TSB #LI77.21-P-074971

      Date Announced:
      JUL 25, 2023
      NHTSA ID:
      #10240164

      Sliding sunroof panel of panoramic sliding sunroof reversed (temporarily, once, multiple times) during closing process without entrapment event. Read More »

    STRUCTURE

    • TSB #LI72.20-P-075746

      Date Announced:
      MAR 11, 2024
      NHTSA ID:
      #10252777

      Tailgate opens unintentionally. Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. E.g. when stored in trouser pocket, handbag etc. Read More »

    • TSB #LI72.12-P-076175

      Date Announced:
      FEB 22, 2024
      NHTSA ID:
      #10251115

      Seal, B-pillar trim on rear doors cracked in upper area, Production deviation at supplier of B-pillar trim. Replace B-pillar trim through optimized parts. Read More »

    • TSB #LI72.12-P-076175

      Date Announced:
      NOV 06, 2023
      NHTSA ID:
      #10246053

      Seal, B-pillar trim on rear doors cracked in upper area, see picture 1. Production deviation at supplier of B-pillar trim. Replace B-pillar trim through optimized parts. Read More »

    • TSB #LI72.20-P-075232

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10241515

      When operating a control point to open the trunk lid or the tailgate, the trunk lock unlocks, but there is no actuation of the trunk control/tailgate control drive unit (M51/3). Faulty microswitch signal of trunk lock. Read More »

    • TSB #LI77.21-P-074971

      Date Announced:
      JUL 25, 2023
      NHTSA ID:
      #10240164

      Sliding sunroof panel of panoramic sliding sunroof reversed (temporarily, once, multiple times) during closing process without entrapment event. Read More »

    • TSB #LI72.10-P-076610

      Date Announced:
      JUN 28, 2023
      NHTSA ID:
      #10238414

      Left and/or right front door could scuff or jamb when opening/closing in the rear upper area at the B-pillar cover of the rear doors, see picture 1 Grub screw of upper hinge of left and/or right front door is loose. 1. Read More »

    • TSB #LI72.00-P-075743

      Date Announced:
      JAN 04, 2023
      NHTSA ID:
      #10231031

      Staining on door trim strips and top and bottom trim elements on rear side windows. Cause Damage to protective coating of door beltline trim strips, door upper trim strips and side window trim element. Remedy 1. Read More »

    • TSB #LI77.21-P-074971

      Date Announced:
      JAN 04, 2023
      NHTSA ID:
      #10231033

      Complaint Sliding sunroof panel of panoramic sliding sunroof reversed (temporarily, once, multiple times) during closing process without entrapment event. Read More »

    • TSB #LI77.21-P-075160

      Date Announced:
      AUG 11, 2022
      NHTSA ID:
      #10219261

      Complaint The glass panel of the Panoramic Sliding Sunroof may not open/close when actuated via the slider of the overhead control panel. Read More »

    • TSB #LI77.21-P-074971

      Date Announced:
      JUN 16, 2022
      NHTSA ID:
      #10215000

      Complaint Sliding sunroof panel of panoramic sliding sunroof reversed (temporarily, once, multiple times) during closing process without an obstruction (triggering of Pinch Protection). Cause Under investigation. Read More »

    STRUCTURE:BODY:TAILGATE

    • TSB #LI72.20-P-075232

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10241515

      When operating a control point to open the trunk lid or the tailgate, the trunk lock unlocks, but there is no actuation of the trunk control/tailgate control drive unit (M51/3). Faulty microswitch signal of trunk lock. Read More »

    STRUCTURE:BODY:TRUNK LID

    • TSB #LI72.20-P-075746

      Date Announced:
      MAR 11, 2024
      NHTSA ID:
      #10252777

      Tailgate opens unintentionally. Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. E.g. when stored in trouser pocket, handbag etc. Read More »

    STRUCTURE:BODY:HOOD

    • TSB #LI72.20-P-075746

      Date Announced:
      MAR 11, 2024
      NHTSA ID:
      #10252777

      Tailgate opens unintentionally. Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. E.g. when stored in trouser pocket, handbag etc. Read More »

    LATCHES/LOCKS/LINKAGES

    • TSB #LI72.20-P-075232

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10241515

      When operating a control point to open the trunk lid or the tailgate, the trunk lock unlocks, but there is no actuation of the trunk control/tailgate control drive unit (M51/3). Faulty microswitch signal of trunk lock. Read More »

    • TSB #LI72.10-P-076610

      Date Announced:
      JUN 28, 2023
      NHTSA ID:
      #10238414

      Left and/or right front door could scuff or jamb when opening/closing in the rear upper area at the B-pillar cover of the rear doors, see picture 1 Grub screw of upper hinge of left and/or right front door is loose. 1. Read More »

    • TSB #LI72.20-P-075746

      Date Announced:
      JAN 05, 2023
      NHTSA ID:
      #10231032

      Complaint Tailgate opens unintentionally. Cause Accidental or unnoticed activation of the button to open the tailgate on the vehicle key. E.g. when stored in trouser pocket, handbag etc. Read More »

    • TSB #LI72.20-P-075232

      Date Announced:
      SEP 14, 2022
      NHTSA ID:
      #10222477

      Complaint When attempting to open the trunk lid or the tailgate, the trunk lock unlocks, but there is no actuation of the trunk control/tailgate control drive unit (M51/3). Cause Faulty microswitch signal at trunk lock. Read More »

    • TSB #LI80.20-P-075086

      Date Announced:
      JUL 18, 2022
      NHTSA ID:
      #10217161

      Complaint The vehicle sporadically may not unlock via the radio remote control or Keyless Go. The vehicle may require multiple start attempts before starting. Read More »

    • TSB #LI80.57-P-073748

      Date Announced:
      NOV 01, 2021
      NHTSA ID:
      #10203871

      "Instrument Cluster warnings when Driver's door opened" Read More »

    VEHICLE SPEED CONTROL

    • TSB #LI7240P056909

      Date Announced:
      JUL 30, 2013
      NHTSA ID:
      #10205215

      Window lifter and outside mirror on passenger side malfunction after replacement of door control unit. 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 #LI91.10-P-076798

      Date Announced:
      AUG 18, 2023
      NHTSA ID:
      #10241519

      Noise at front seats between seat-back lining and function carrier. Noise is caused by friction of the two component parts. Remove the seat-back lining (back panel) of the front seat concerned using a special tool. Read More »

    • TSB #LI91.10-P-076097

      Date Announced:
      APR 04, 2023
      NHTSA ID:
      #10235671

      Complaint Play/noise at seat height adjuster or in seat guide rail on front seats Cause Tolerances and variations in the manufacturing process Remedy Review the barcode adhesive label on cross brace pipe of seat height adjuster. Read More »

    • TSB #LI91.10-P-074586

      Date Announced:
      APR 01, 2022
      NHTSA ID:
      #10210930

      Complaint Noise from the front seats between seat-back lining and seat cover Cause Possible abrasion on seat cover Remedy Do NOT lubricate affected point or modify the original part in any way. Read More »

    • TSB #LI91.10-P-074209

      Date Announced:
      JAN 06, 2022
      NHTSA ID:
      #10207204

      Complaint a?? Call of seat position memory nonfunctional a?? Seat cushion fore/aft adjustment nonfunctional Cause Sluggishness in mechanical components of seat cushion fore/aft adjustment Remedy Recommissioning of seat control unit ... Read More »

    • TSB #LI91.30-P-074208

      Date Announced:
      JAN 06, 2022
      NHTSA ID:
      #10207206

      Complaint Model series 206: Front seat heating nonfunctional Cause Cause is an internal error in the 'seat heating' control unit with the following designation: "B221A96 - An internal error is present in the 'seat heating' control unit. Read More »

    SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER

    • TSB #LI91.30-P-074208

      Date Announced:
      JAN 06, 2022
      NHTSA ID:
      #10207206

      Complaint Model series 206: Front seat heating nonfunctional Cause Cause is an internal error in the 'seat heating' control unit with the following designation: "B221A96 - An internal error is present in the 'seat heating' control unit. Read More »

    FORWARD COLLISION AVOIDANCE

    • TSB #NCU-2023040017

      Date Announced:
      MAY 19, 2023
      NHTSA ID:
      #10237265

      Mercedes-Benz AG (a??MBAGa??), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2022-2023 C-Class, EQS and S-Class (206, 297 and 223 platform) vehicles, the driving assistance system control unit software does ... Read More »

    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-075094

      Date Announced:
      JUL 19, 2022
      NHTSA ID:
      #10217164

      Complaint Traffic Light View is intermittently inoperable after updating the MBUX Multimedia System (A26/17) to E316.5. Cause Currently available MBUX software release Remedy A software remedy is currently being developed. Read More »

    COMMUNICATION:MANUFACTURER TELEMATICS

    • TSB #LI82.85-P-077312

      Date Announced:
      FEB 02, 2024
      NHTSA ID:
      #10251181

      Complaint Updating the RAMSES 1.1 module to the latest SW-version E139.4 will lead to an error in the modules vtime and therefore the following possible connectivity issues: Remote Status: ??A?A? The last updated timestamp shown in ... Read More »

    EQUIPMENT

    • TSB #LI80.20-P-075086

      Date Announced:
      JUL 18, 2022
      NHTSA ID:
      #10217161

      Complaint The vehicle sporadically may not unlock via the radio remote control or Keyless Go. The vehicle may require multiple start attempts before starting. Read More »

    • TSB #LI20.10-P-075052

      Date Announced:
      JUL 11, 2022
      NHTSA ID:
      #10217152

      Complaint Check engine light is illuminated Fault code stored P012867- The coolant temperature is below the coolant thermostat specified temperature. The signal is impermissible after an event. Read More »

    • TSB #LI32.25-P-066246

      Date Announced:
      JUL 11, 2022
      NHTSA ID:
      #10217154

      Complaint Thumping noise on rear axle shock absorber on rough road. Cause Until now the rear axle shock absorber support bushing was only available together with the rear axle shock absorber as a replacement part. Read More »

    • TSB #LI2700P073106

      Date Announced:
      MAY 25, 2021
      NHTSA ID:
      #10202530

      Remote start causing CEL and U012600. Read More »

    • TSB #LI9110P0633475

      Date Announced:
      NOV 21, 2016
      NHTSA ID:
      #10205266

      Map pocket on front seat backrest trim does not close. Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #LI8285P070107

      Date Announced:
      AUG 27, 2021
      NHTSA ID:
      #10205807

      The Weather App will not populate local weather data based on current vehicle position. Read More »

    • TSB #LI8200P073331

      Date Announced:
      AUG 10, 2021
      NHTSA ID:
      #10205801

      Intermittently after bus sleep the lower control panel LCP and upper control panel UCP may be panel UCP may be inoperable. Read More »

    • TSB #LI8262P0634113

      Date Announced:
      NOV 30, 2016
      NHTSA ID:
      #10205232

      Disturbed Antenna Signal. Read More »

    • TSB #LI8285P0602587

      Date Announced:
      AUG 29, 2016
      NHTSA ID:
      #10205240

      Reset the customer-specific data and perform a software update of the AUDIO20 control unit. Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #LI82.85-P-075094

      Date Announced:
      JUL 19, 2022
      NHTSA ID:
      #10217164

      Complaint Traffic Light View is intermittently inoperable after updating the MBUX Multimedia System (A26/17) to E316.5. Cause Currently available MBUX software release Remedy A software remedy is currently being developed. Read More »

    • TSB #LI82.85-P-074970

      Date Announced:
      JUL 07, 2022
      NHTSA ID:
      #10217162

      Complaint Customer may have one or more of the following complaints: a?? Vehicle location is shown incorrectly in the Navigation Display a?? Navigation destination search is not possible a?? Street names are not shown in Navigation ... Read More »

    • TSB #LI8285P070107

      Date Announced:
      AUG 27, 2021
      NHTSA ID:
      #10205807

      The Weather App will not populate local weather data based on current vehicle position. Read More »

    • TSB #LI8285P0633424

      Date Announced:
      NOV 29, 2016
      NHTSA ID:
      #10205242

      Navigation system permanently displays "Activating". Read More »

    • TSB #LI8285P0633423

      Date Announced:
      AUG 25, 2016
      NHTSA ID:
      #10205241

      Navigation system permanently displays "Activating". 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:ELECTRICAL:INFOTAINMENT

    • TSB #LI82.95-P-076991

      Date Announced:
      OCT 23, 2023
      NHTSA ID:
      #10244776

      Mercedes me connect services inoperative (me-Call, Remote Status, etc.). Mercedes me services - activation not possible. Notes: - In the quick test, no fault code and no event code is stored in the RAMSES control unit (N112/2). Read More »

    • TSB #LI82.70-P-076832

      Date Announced:
      AUG 21, 2023
      NHTSA ID:
      #10241536

      Phone call log is not shown in the MBUX display. If the telephone connects with the head unit again, the call log may not be sent. Read More »

    EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE

    • TSB #LI82.95-P-076991

      Date Announced:
      OCT 23, 2023
      NHTSA ID:
      #10244776

      Mercedes me connect services inoperative (me-Call, Remote Status, etc.). Mercedes me services - activation not possible. Notes: - In the quick test, no fault code and no event code is stored in the RAMSES control unit (N112/2). Read More »

    EQUIPMENT:MECHANICAL

    • TSB #LI7240P056909

      Date Announced:
      JUL 30, 2013
      NHTSA ID:
      #10205215

      Window lifter and outside mirror on passenger side malfunction after replacement of door control unit. Read More »

    UNKNOWN OR OTHER