Mercedes-Benz C-Class Service Bulletins

930 manufacturer communications on file.

March 8, 2023•Document ID: 10233785
Service Bulletin/Repair Instructions
EQUIPMENT
Mfr Comm. #:
LI47.70-P-076030
Date Added:
April 5, 2023
Manufacturer:
MERCEDES-MAYBACH
Summary
Complaint After the charging process is complete, the IC message with charging error appears and the FC P0CFE00 is stored in the "N83 - AC charger for high-voltage battery (SG-LG)" control unit. The fault message and the fault memory entry can also appear during time-delayed charging at the start of the pause in charging. Both only occur in combination with active pre-entry climate control. Cause Software in the "N83 - AC charger for high-voltage battery (SG-LG)" control unit. Remedy Perform SCN coding in control unit "N83 - AC charger for high-voltage battery (SG-LG)".
Associated Products (3)
2023 Mercedes-Benz C-Class 2023 Mercedes-Benz S-Class 2022 Mercedes-Benz S-Class
Associated Documents
- Download MC-10233785-0001.pdf↗
March 1, 2023•Document ID: 10233791
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
LI82.70-P-075967
Date Added:
April 5, 2023
Manufacturer:
MERCEDES-BENZ
Summary
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). This LI will be updated when the software becomes available. A software update with currently available iOS software will not be effective for the iPhone 14.
Associated Products (5)
2023 Mercedes-Benz C-Class 2023 Mercedes-Benz GLC-Class 2023 Mercedes-Benz SL-Class 2022 Mercedes-Benz C-Class 2022 Mercedes-Benz SL-Class
Associated Documents
- Download MC-10233791-0001.pdf↗
March 1, 2023•Document ID: 10233783
Service Bulletin/Repair Instructions
STEERING
Mfr Comm. #:
LI46.15-P-071669
Date Added:
April 5, 2023
Manufacturer:
MERCEDES-BENZ
Summary
Complaint Loads induced at the steering wheel through pushing and pulling actions may cause creaking and cracking noises in the mechanical steering column. Cause Insufficient grease lubrication in the clamping area of the mechanical steering column. Remedy Grease the clamping area.
Associated Products (25)
2023 Mercedes-Benz AMG GT 2023 Mercedes-Benz CLS-Class 2023 Mercedes-Benz E-Class 2022 Mercedes-Benz AMG GT 2022 Mercedes-Benz C-Class 2022 Mercedes-Benz CLS-Class 2022 Mercedes-Benz E-Class 2021 Mercedes-Benz AMG GT 2021 Mercedes-Benz C-Class 2021 Mercedes-Benz CLS-Class 2021 Mercedes-Benz E-Class 2020 Mercedes-Benz AMG GT 2020 Mercedes-Benz C-Class 2020 Mercedes-Benz CLS-Class 2020 Mercedes-Benz E-Class 2019 Mercedes-Benz AMG GT 2019 Mercedes-Benz C-Class 2019 Mercedes-Benz CLS-Class 2019 Mercedes-Benz E-Class 2018 Mercedes-Benz C-Class+ 5 more
Associated Documents
- Download MC-10233783-0001.pdf↗
February 23, 2023•Document ID: 10232326
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING
Mfr Comm. #:
LI20.10-P-075943
Date Added:
March 3, 2023
Manufacturer:
MERCEDES-BENZ
Summary
Complaint Check engine light illuminated Red coolant warning in instrument cluster Fault codes U019F00 or U019F87 stored in PTCU (N127) Cause Electric coolant pump communication Remedy 1-Check electric connections on electric coolant pump M75/11 for clean/tight installation. Repair as needed. 2-Update software of MED40 control unit. 3-Replace electric coolant pump M75/11 with part A2742004900.
Associated Products (9)
2021 Mercedes-Benz GLC-Class 2020 Mercedes-Benz C-Class 2020 Mercedes-Benz GLC-Class 2019 Mercedes-Benz C-Class 2019 Mercedes-Benz GLC-Class 2018 Mercedes-Benz C-Class 2018 Mercedes-Benz GLC-Class 2017 Mercedes-Benz C-Class 2016 Mercedes-Benz C-Class
Associated Documents
- Download MC-10232326-0001.pdf↗
February 10, 2023•Document ID: 10232321
Service Bulletin/Repair Instructions
STRUCTURE
Mfr Comm. #:
ELW-RearSubframe
Date Added:
March 3, 2023
Manufacturer:
MERCEDES-BENZ
Summary
Mercedes-Benz USA, LLC (MBUSA) has extended the warranty for the rear subframe on the vehicles listed below, from the original New Vehicle Limited Warranty of 4 years/50,000 miles to 20 years/unlimited miles, and applies to the vehicle regardless of ownership. This warranty extension applies to the replacement of the rear subframe under the standard warranty terms and conditions in the event the subframe experiences corrosion with perforation (holes). The extended warranty is applicable to the following vehicles: Model Year Model (platform) Model Year Model (platform) 2005 - 2011 SLK-Class (R171) 2008 - 2015 C-Class Sedan/Coupe (W/C204) 2012 - 2017 SLK-Class (R172) 2010 - 2015 GLK-Class (X204) 2012 - 2016 CLS-Class (C218) 2010 - 2016 E-Class Sedan/Wagon (W/S212) 2013 - 2016 SL-Class (R231) 2010 - 2017 E-Class Coupe/Cabrio (C/A207) Only the following damage code can be claimed for the replacement of the rear subframe due to corrosion with perforation: Damage Code: 35441 47 Always check VMI to determine if a vehicle is covered under this 20 years/unlimited miles extended warranty. Please
Associated Products (36)
2017 Mercedes-Benz E-Class 2017 Mercedes-Benz SLC-Class 2016 Mercedes-Benz CLS-Class 2016 Mercedes-Benz E-Class 2016 Mercedes-Benz SLC-Class 2016 Mercedes-Benz SL-Class 2016 Mercedes-Benz SLK-Class 2015 Mercedes-Benz C-Class 2015 Mercedes-Benz CLS-Class 2015 Mercedes-Benz E-Class 2015 Mercedes-Benz GLK-Class 2015 Mercedes-Benz SL-Class 2015 Mercedes-Benz SLK-Class 2014 Mercedes-Benz C-Class 2014 Mercedes-Benz CLS-Class 2014 Mercedes-Benz E-Class 2014 Mercedes-Benz GLK-Class 2014 Mercedes-Benz SL-Class 2014 Mercedes-Benz SLK-Class 2013 Mercedes-Benz C-Class+ 16 more
Associated Documents
- Download MC-10232321-0001.pdf↗
January 17, 2023•Document ID: 10231037
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
LI82.85-P-075094
Date Added:
February 3, 2023
Manufacturer:
MERCEDES-MAYBACH
Summary
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. Please update the head unit software to version E329.5 or newer.
Associated Products (4)
2022 Mercedes-Benz C-Class 2022 Mercedes-Benz S-Class 2022 Mercedes-Benz SL-Class 2021 Mercedes-Benz S-Class
Associated Documents
- Download MC-10231037-0001.pdf↗
January 9, 2023•Document ID: 10231039
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
LI82.90-P-075727
Date Added:
February 3, 2023
Manufacturer:
MERCEDES-BENZ
Summary
Complaint The display in the Lower Multifunction Steering Wheel Button Group (A74/2) may be completely or partially inoperable (see attached picture). Note: There is no loss of vehicle functionality due to this complaint Cause The complaint may occur when a new user profile is created in MBUX. Remedy Immediate measure: Perform a user data reset of the MBUX Multimedia System (settings -> system -> reset). Long-term measure: Updated AMG Drive Unit (N145/1) software is under development. NOTE: Do not replace parts for this complaint
Associated Products (2)
2022 Mercedes-Benz C-Class 2022 Mercedes-Benz SL-Class
Associated Documents
- Download MC-10231039-0001.pdf↗
January 5, 2023•Document ID: 10231032
Service Bulletin/Repair Instructions
LATCHES/LOCKS/LINKAGES; ELECTRICAL SYSTEM
Mfr Comm. #:
LI72.20-P-075746
Date Added:
February 3, 2023
Manufacturer:
MERCEDES-BENZ
Summary
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. Remedy As of the 6th generation, the vehicle key can be recoded so that the tailgate no longer opens as a result of a long press on the button, but by double-clicking on the button instead.
Associated Products (64)
2023 Mercedes-Benz AMG GT 2023 Mercedes-Benz CLS-Class 2023 Mercedes-Benz E-Class 2023 Mercedes-Benz GLE-Class 2022 Mercedes-Benz A-Class 2022 Mercedes-Benz AMG GT 2022 Mercedes-Benz C-Class 2022 Mercedes-Benz CLA-Class 2022 Mercedes-Benz CLS-Class 2022 Mercedes-Benz E-Class 2022 Mercedes-Benz EQB-Class 2022 Mercedes-Benz G-Class 2022 Mercedes-Benz GLA-Class 2022 Mercedes-Benz GLB-Class 2022 Mercedes-Benz GLC-Class 2022 Mercedes-Benz GLE-Class 2022 Mercedes-Benz GLS-Class 2022 Mercedes-Benz S-Class 2022 Mercedes-Benz SL-Class 2021 Mercedes-Benz A-Class+ 44 more
Associated Documents
- Download MC-10231032-0001.pdf↗
January 4, 2023•Document ID: 10231033
Service Bulletin/Repair Instructions
STRUCTURE
Mfr Comm. #:
LI77.21-P-074971
Date Added:
February 3, 2023
Manufacturer:
MERCEDES-BENZ
Summary
Complaint Sliding sunroof panel of panoramic sliding sunroof reversed (temporarily, once, multiple times) during closing process without entrapment event. Cause Cause: It is not possible to save the relearning process for force progression after each actuation. A, e.g. mechanical sluggishness caused by aging cannot be compensated for here. Further analyses: Information from the control unit log of the panoramic roof control unit (TSSR223) is still required in a TIPS case. Remedy Remedy: Normalize panoramic roof with diagnostic system and carry out teach-in run for automatic reversing function. IF the above remedy does not solve the issue (namely): â¢ The teach-in run for the automatic reversing function of the panoramic roof via XENTRY has still NOT been carried out
Associated Products (1)
2022 Mercedes-Benz C-Class
Associated Documents
- Download MC-10231033-0001.pdf↗
January 4, 2023•Document ID: 10231031
Service Bulletin/Repair Instructions
STRUCTURE
Mfr Comm. #:
LI72.00-P-075743
Date Added:
February 3, 2023
Manufacturer:
MERCEDES-BENZ
Summary
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. Check if the problem cannot be rectified by polishing the trim bars with the polishing paste. 2. If the complaint cannot be rectified, replace the door beltline trim bars, door upper trim bars and rear side window with trim element with optimized protective coating.
Associated Products (8)
2022 Mercedes-Benz C-Class 2021 Mercedes-Benz C-Class 2020 Mercedes-Benz C-Class 2019 Mercedes-Benz C-Class 2018 Mercedes-Benz C-Class 2017 Mercedes-Benz C-Class 2016 Mercedes-Benz C-Class 2015 Mercedes-Benz C-Class
Associated Documents
- Download MC-10231031-0001.pdf↗
January 4, 2023•Document ID: 10231027
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
LI54.71-P-075704
Date Added:
February 3, 2023
Manufacturer:
MERCEDES-MAYBACH
Summary
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 software update of control unit N62/4 - Driver assistance system A quick test may not show any relevant fault codes related to the IC messages. Cause In rare cases, it may be that no automatic SCN coding was performed after control unit N62/4- driver assistance system was programmed. Remedy Perform SCN coding of N62/4 Driver assistance system
Associated Products (3)
2022 Mercedes-Benz C-Class 2022 Mercedes-Benz S-Class 2021 Mercedes-Benz S-Class
Associated Documents
- Download MC-10231027-0001.pdf↗
December 28, 2022•Document ID: 10228816
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
LI82.85-P-074738
Date Added:
January 5, 2023
Manufacturer:
MERCEDES-BENZ
Summary
Complaint Customer may state that the image in the central display is distorted or pixelated (see attached photos). Note: The rearview camera image is not affected Cause Previous Central Display (A40/8) software Remedy Perform software update of the Central Display (A40/8). Note: Do not replace any parts for this complaint
Associated Products (1)
2022 Mercedes-Benz C-Class
Associated Documents
- Download MC-10228816-0001.pdf↗
December 1, 2022•Document ID: 10228807
Service Bulletin/Repair Instructions
STEERING
Mfr Comm. #:
LI46.15-P-063353
Date Added:
January 5, 2023
Manufacturer:
MERCEDES-BENZ
Summary
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.
Associated Products (53)
2023 Mercedes-Benz AMG GT 2023 Mercedes-Benz C-Class 2023 Mercedes-Benz CLA-Class 2023 Mercedes-Benz CLS-Class 2023 Mercedes-Benz E-Class 2023 Mercedes-Benz EQB-Class 2023 Mercedes-Benz GLC-Class 2023 Mercedes-Benz GLE-Class 2023 Mercedes-Benz SL-Class 2022 Mercedes-Benz A-Class 2022 Mercedes-Benz AMG GT 2022 Mercedes-Benz C-Class 2022 Mercedes-Benz CLA-Class 2022 Mercedes-Benz CLS-Class 2022 Mercedes-Benz E-Class 2022 Mercedes-Benz G-Class 2022 Mercedes-Benz GLA-Class 2022 Mercedes-Benz GLB-Class 2022 Mercedes-Benz GLC-Class 2022 Mercedes-Benz GLE-Class+ 33 more
Associated Documents
- Download MC-10228807-0001.pdf↗
November 7, 2022•Document ID: 10227144
Service Bulletin/Repair Instructions
STEERING
Mfr Comm. #:
LI46.35-P-075511
Date Added:
December 5, 2022
Manufacturer:
MERCEDES-BENZ
Summary
Complaint Power steering unavailable following engine start, warning message in instrument cluster. Fault codes in electric power steering control unit (N68). Fault code details/freeze frame data of the fault codes show the following values: P063500: "The electric power steering has a malfunction. There is a component fault." - Mon_ID 40 P063547: "The electric power steering has a malfunction. There is a runtime error." - Mon_ID 33 P063509: "The electric power steering has a malfunction. _" - Mon_ID 938 Cause Software error when starting the electric power steering control unit (N68). Remedy Perform software update of electric power steering, control unit N68. Please also observe the guided check in XENTRY Diagnosis!
Associated Products (3)
2022 Mercedes-Benz C-Class 2022 Mercedes-Benz S-Class 2022 Mercedes-Benz SL-Class
Associated Documents
- Download MC-10227144-0001.pdf↗
September 14, 2022•Document ID: 10222477
Service Bulletin/Repair Instructions
LATCHES/LOCKS/LINKAGES
Mfr Comm. #:
LI72.20-P-075232
Date Added:
October 5, 2022
Manufacturer:
MERCEDES-BENZ
Summary
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. In the event of a problem, the status of the trunk lock (picture 1) does not change during opening/closing of the trunk lid or tailgate. The function of the interior trunk release is not affected. Replace trunk lock (A85/5)
Associated Products (1)
2022 Mercedes-Benz C-Class
Associated Documents
- Download MC-10222477-0001.pdf↗
September 8, 2022•Document ID: 10222484
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
LI82.88-P-075219
Date Added:
October 5, 2022
Manufacturer:
MERCEDES-BENZ
Summary
Complaint The customer may have one or more of the following complaints: â¢ Toll system inoperative. The system cannot be activated. â¢ The toll system cannot log into the payment system provider. â¢ The required toll service app is unavailable â¢ The message "service currently not available" is displayed after selecting the "Toll Service" app Cause The serial number of the toll transponder is not stored in VeDoc. Without the serial number, the system cannot log into the provider. Remedy Perform initial start-up of the Toll System control unit (A50/6) using XENTRY Diagnosis. After initial start-up, the serial number of the control unit is back-documented in VeDoc. Data synchronization is then carried out between the VeDoc data and the system provider. This takes place automatically and may take up to 48 hours. If the data synchronization has been completed successfully, an additional icon with the title "Toll service" appears in the "Apps" menu of the head unit. The message "Service currently not available" should no longer appear once activation has been correctly carried out. NOTE: Do not replace parts for this complaint.
Associated Products (1)
2022 Mercedes-Benz C-Class
Associated Documents
- Download MC-10222484-0001.pdf↗
August 18, 2022•Document ID: 10219257
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
LI82.70-P-075186
Date Added:
September 7, 2022
Manufacturer:
MERCEDES-BENZ
Summary
Beanstandung Customer states that wireless Apple Carplay intermittently may not initiate at start-up. The MBUX Display states "Apple Carplay could not be started. Your device has been connected as a bluetooth phone" Ursache Current MBUX Multimedia System (A26/17) software Abhilfe Updated MBUX Multimedia System (A26/17) software will be released in Q4 2022
Associated Products (3)
2022 Mercedes-Benz C-Class 2022 Mercedes-Benz S-Class 2022 Mercedes-Benz SL-Class
Associated Documents
- Download MC-10219257-0001.pdf↗
August 16, 2022•Document ID: 10219259
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING
Mfr Comm. #:
LI20.10-P-072886
Date Added:
September 7, 2022
Manufacturer:
MERCEDES-BENZ
Summary
Complaint CEL on with Code P012800 "The Coolant Temperature is Below the Specified Temperature" Cause Under investigation. This is not an issue that affects drivability or performance and is not a safety concern. The vehicle remains safe to operate with this code, but the measures listed in the "Remedy" section are recommended. Remedy Due to formatting issues please see "remedy instructions" in attachments
Associated Products (49)
2022 Mercedes-Benz AMG GT 2022 Mercedes-Benz C-Class 2022 Mercedes-Benz E-Class 2022 Mercedes-Benz G-Class 2022 Mercedes-Benz GLC-Class 2022 Mercedes-Benz GLE-Class 2022 Mercedes-Benz GLS-Class 2022 Mercedes-Benz SL-Class 2021 Mercedes-Benz AMG GT 2021 Mercedes-Benz C-Class 2021 Mercedes-Benz E-Class 2021 Mercedes-Benz G-Class 2021 Mercedes-Benz GLC-Class 2021 Mercedes-Benz GLE-Class 2021 Mercedes-Benz GLS-Class 2021 Mercedes-Benz S-Class 2020 Mercedes-Benz AMG GT 2020 Mercedes-Benz C-Class 2020 Mercedes-Benz E-Class 2020 Mercedes-Benz G-Class+ 29 more
Associated Documents
- Download MC-10219259-0001.pdf↗
August 11, 2022•Document ID: 10219261
Service Bulletin/Repair Instructions
STRUCTURE
Mfr Comm. #:
LI77.21-P-075160
Date Added:
September 7, 2022
Manufacturer:
MERCEDES-BENZ
Summary
Complaint The glass panel of the Panoramic Sliding Sunroof may not open/close when actuated via the slider of the overhead control panel. Note: The sunroof does actuate via XENTRY Diagnosis and other overhead control panel functions are not affected. Cause Previously released Panoramic Sliding Roof control unit (A98) software Remedy Perform initial start-up of Panoramic Sliding Roof control unit (A98)
Associated Products (1)
2022 Mercedes-Benz C-Class
Associated Documents
- Download MC-10219261-0001.pdf↗
July 19, 2022•Document ID: 10217164
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM; COMMUNICATION; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
Mfr Comm. #:
LI82.85-P-075094
Date Added:
August 4, 2022
Manufacturer:
MERCEDES-MAYBACH
Summary
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. Note: Do not replace any parts for this complaint.
Associated Products (2)
2022 Mercedes-Benz C-Class 2022 Mercedes-Benz S-Class
Associated Documents
- Download MC-10217164-0001.pdf↗

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