2023 Mercedes-Benz C300 Technical Service Bulletins

359 technical service bulletins (TSBs) are on record for the 2023 Mercedes-Benz C300. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10237265May 19, 2023Brakes, Electrical system, Forward collision avoidance. Mercedes-Benz AG (“MBAG”), 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 not meet current specifications. In the presence of uniquely shaped civil superstructures that parallel the roadway at a height of~26-33 feet (e.g. large overhanging bridge…
• 10235670Apr 19, 2023Electrical system. 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.
• 10235666Apr 12, 2023Body and structure. Complaint Seal, weather trim strip on rear doors detaching in upper area, see picture 1. Cause Production deviation at supplier of weather trim strip. Remedy Replace weather trim strip through optimized parts.
• 10235669Apr 11, 2023Electrical system. 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. This is particularly observed around toll bridges. Remedy There is currently no remedy and replacing hardware does not resolve the problem. An alternative option would be to use Apple CarPlay wired.
• 10235671Apr 4, 2023Seats. 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. (see attachment). The seat frame base with the seat height adjuster motor can be replaced if the production status is smaller than E101 (pic.1: seat label) If the production status is equal…
• 10233788Mar 15, 2023Engine cooling. Complaint Check engine light activated Fault codes stored in AMG Drive Unit N145/1 (DRVU3) B1F9713 U015400 U188D00 Cause Timing variance on wakeup of ethernet control units Remedy A solution is in development for listed faults in AMG drive unit (DRVU3). Clear fault codes and perform 2 drive cycles allowing vehicle to sleep in between drives. If no fault codes or malfunctions occur, the vehicle can be released to…
• 10233785Mar 8, 2023Equipment. 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…
• 10233791Mar 1, 2023Electrical system. 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.
• 10228807Dec 1, 2022Steering. 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.

← All problems reported for the 2023 Mercedes-Benz C300