2022 Mercedes-Benz EQS 450 Technical Service Bulletins

281 technical service bulletins (TSBs) are on record for the 2022 Mercedes-Benz EQS 450. 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.

• 10252792Mar 1, 2024Body and structure. This is to notify you of the Service Campaign Launch to check the front left and right wheel well reinforcement on 4,027 Model Year (MY) 2022-2023 EQS (297 platform) vehicles. The vehicles will be visible and flagged in VMI as OPEN on March 1, 2024. Mercedes-Benz AG (MBAG), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (MY) 2022-2023 EQS (297 platform)vehicles, the front left…
• 10251347Feb 29, 2024Electrical system. Change in the login procedure for the payment service in the integrated toll system. The change will become active on 3/1/2024. Updated login procedure to simplify activation of services To activate the toll system control unit, a service activation must be implemented by the customer for the payment method (credit card information) to be transmitted to the service provider and their terms and conditions to be…
• 10251192Feb 29, 2024Electrical system. Mercedes-Benz AG (“MBAG”), 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) vehicles, the MBUX System software does not correspond with the latest series production configuration.
• 10251182Feb 29, 2024Body and structure, Other or unknown. Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain Model Year (“MY”) 2022-2023 EQS (297 platform) vehicles, the front left and right wheel well reinforcement may be missing. MBUSA will conduct a service campaign. An authorized Mercedes-Benz dealer will check the front left and right wheel well reinforcement on the affected vehicles, and…
• 10251178Feb 9, 2024Electrical system. Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY21-23 S-Class, EQS (223, 297 platform) vehicles, the air suspension system software does not correspond with the latest series production configuration. The air suspension system will receive an OTA update to optimize the system and improve the ground clearance, especially during parking. MBUSA will…
• 10251181Feb 2, 2024Electrical system, Other or unknown. 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: • The last updated timestamp shown in vehicle status leaf page will have the wrong information. Geofence: • Geofence notifications will not be sent when vtime is invalid. Programming of Charge Settings: • Updated…
• 10249541Jan 24, 2024Electrical system. Mercedes-Benz AG (“MBAG”), 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 a new software release for the MBUX Infotainment system. This OTA update includes functional improvements and eliminates software errors for a better entertainment experience…
• 10249495Jan 24, 2024Steering. Noises in the steering column area when steering. Under analysis. Check which area of the steering column the noises occur in. Do the noises tend to occur at the bottom in the driver footwell or do they tend to occur in the area of the steering column switch module (MRSM/SCCM)? If the noises occur in the area of the MRSM/SCCM, work through the following points: - Loosen screws of the MRSM/SCCM and steering wheel…
• 10249482Jan 24, 2024Steering. 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-Schleifgeräusch_SteeringWheel-GrindingNoises.mp4 The plastic cover on the back of the steering wheel is not positioned correctly and may therefore rub against the steering column switch module Please use the following noise files for…
• 10249738Jan 5, 2024Electrical system, Suspension. On behalf of Mercedes-Benz USA, LLC (MBUSA), thank you for being a part of the Mercedes-Benz family. We hope that you’re enjoying your vehicle. Here at MBUSA, we are committed to delivering an exceptional ownership experience. In our continuing efforts to ensure the proper performance and quality of your vehicle, we are writing to inform you about an Over-the-Air (OTA) Service Campaign to update the Air…
• 10249539Jan 2, 2024Electrical system. 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. Check mute cable (violet) between control units for communication module N112/2 and sound N40/3, including plug contacts, and repair or replace as necessary. If the plug contact is…
• 10248190Dec 7, 2023Electrical system, Suspension. Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY21-23 S-Class, EQS (223, 297 platform) vehicles, the air suspension system software does not correspond with the latest series production configuration. The air suspension system will receive an OTA update to optimize the system and improve the ground clearance, especially during parking. MBUSA will…
• 10248162Dec 4, 2023Seats. Crease formation on genuine leather seat covers in vehicles with low mileage • Objects left on the seats for extended periods of time (pressure marks). • Objects wedged between the seat backrest and seat cushion (e.g. seat belt buckle). • Light initial creases due to vehicle handling. • Light creases in the outer covers originating from the production process (missing finish). Heat treatment of…
• 10248157Dec 4, 2023Steering. Control unit N68 - electric power steering Fault P063544 - The electric power steering has a malfunction. There is a fault in the data memory. with fault freeze frame data "Mon_ID 320" in the "stored" status stored in the fault memory of control unit N68. No functional restrictions of the electric power steering or warning messages are visible. Faults occur in the event of a software update or when initializing the…
• 10248210Dec 1, 2023Electrical system. 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 correspond with the latest series production configuration. The inductive charging system will receive an OTA update that includes improvements for the wireless charging of the Apple…
• 10248206Dec 1, 2023Electrical system. 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 correspond with the latest series production configuration. The inductive charging system will receive an OTA update that includes improvements for the wireless charging of…
• 10244776Oct 23, 2023Electrical system, Equipment. 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). The SIM card may be defective. A defective SIM card can be identified as follows: With XENTRY Diagnosis, open the "ACTUAL values" menu of the RAMSES control unit and read out the values for…
• 10244748Oct 20, 2023Electrical system. Mercedes-Benz AG (“MBAG”), 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 will be updated remotely to MBUX 2.4.
• 10243315Sep 14, 2023Electrical system. Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2022-2023 EQS (297 platform) vehicles, the software for various control units does not meet current specifications. An extensive optimization update will be implemented on the affected vehicles. Also, a special procedure has already been implemented in Xentry.
• 10243314Sep 14, 2023Seats. Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz, has decided that on certain MY 2022-2023 EQS (297 platform) vehicles, two pillows will be added to the rear seats for the customer as a customer appreciation initiative. MBUSA will conduct a service campaign. An authorized Mercedes-Benz dealer will add two pillows to the rear seats as appreciation to the customer from Mercedes- Benz USA.
• 10243305Sep 11, 2023Engine cooling, Transmission and drivetrain. Noises of 26th engine order from the transmission gearing Perform software update for control unit "N127 - drivetrain (PTCU)". If the noises continue even after a successful software update, please do not exchange any parts. The cause is currently being investigated.
• 10243306Sep 8, 2023Electrical system. 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. After, perform a few drive/park cycles with at least 1 overnight park cycle. If the 12V message is no longer present, release the vehicle.
• 10243311Sep 1, 2023Electrical system. Complaint On vehicles with a low mileage, it may be the case that the displays in the rear passenger compartment do not start up. The Samsung tablet also remains stuck on the disclaimer. The Rear Seat Entertainment Package is nonfunctional and cannot be started or operated. Transport mode was unable to be completely deactivated. The rear seat unit is still in transport mode. Perform activation and subsequently…
• 10241512Aug 22, 2023Exterior lighting. Warning comes on in the IC for parking light/daytime running light out intermittently. SW in E1 n9 and E1 n9 needs updated Update the SW in E1 n9 and E2n9.
• 10241536Aug 21, 2023Electrical system, Equipment. 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. Current software release for the A26/17 - MBUX multimedia system (Head unit) Currently there is no remedy available. Replacing the hardware will not resolve the symptom. • New software for the A26/17 - MBUX multimedia system (Head unit) will be made available with software version…
• 10241532Aug 21, 2023Electrical system. Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that on certain MY 2022-2023 EQS (297 platform) vehicles, the software for various control units does not meet current specifications. An extensive optimization update will be implemented on the affected vehicles. Also, a special procedure has already been implemented in Xentry.
• 10241513Aug 21, 2023Electrical system. With the adaptations from modification year 802 to modification year 803, the illumination of the multimedia connection units has also been converted from white to blue. The conversion in the production process could result in a different assignment (sometimes white instead of blue or vice versa). Conversion in the production process If a customer reports the different assignment (sometimes white instead of blue or…
• 10241519Aug 18, 2023Seats. 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. Via adhesive bonding, affix 2 pieces of felt at the lower seat backrest structure (see pic. 1). Via adhesive bonding, affix 2 pieces of felt in the upper area of the seat backrest at the function carrier…
• 10241515Aug 18, 2023Latches, locks and linkages, Body and structure. 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. 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…
• 10241523Aug 9, 2023Latches, locks and linkages, Body and structure. Flush door handle needs to be pulled on with increased force in order to open the door manually. Turning angle sensor lever is broken. Replace the bearing bracket of the flush door handle.
• 10240253Aug 2, 2023Electrical system. Update driver display, front passenger display, and central display control unit software
• 10240250Jul 19, 2023Electrical system. Mercedes-Benz AG (“MBAG”), 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) vehicles, the head unit software does not correspond with the latest series production configuration. The update is free of charge and will be carried out in the background. The…
• 10237270May 19, 2023Electrical system. Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz, has determined that on certain MY 2021-2023 EQE, EQS, EQS SUV, and S-Class (223, 295, 296, and 297 platform) vehicles, the software of the sound system does not correspond with the latest series production configuration. The software update serves as the necessary preparation for additional functionalities that will be included in the future to…
• 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…
• 10237253May 18, 2023Body and structure, Latches, locks and linkages. Complaint Technicians have reported the interior hood release lever (red) missing from vehicle. Do not retrofit hood release lever as the part has been blocked for all EVA2 vehicles. Cause Production change. Hood latch system no longer includes the interior release lever. • The opening of the hood on all EVA2 vehicles is exclusively reserved for specialist personnel at a qualified specialist workshop. Remedy No…
• 10235681Apr 20, 2023Body and structure, Exterior lighting. Check gap dimension of fender to left and right tail lamp, rework if necessary
• 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…
• 10233773Mar 23, 2023Engine cooling, Electrical system. Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz vehicles, has determined that the affected vehicles may not meet current On Board Diagnostics (“OBD”) emissions specifications. Under certain conditions, the permanent OBD fault code memory of the 48V ISG control unit may not activate. What We’re Doing MBUSA will conduct a voluntary Emission Recall Campaign in which an authorized Mercedes- Benz…
• 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.
• 10232330Feb 13, 2023Latches, locks and linkages, Body and structure. Complaint The surface-flush door handle sometimes does not retract when the vehicle is locked. It is only after repeated locking operation that the problematic door handle retracts. Cause Motor fault detection (FC B185E96 or B185D96) is triggered in the bearing bracket electronics of the surface-flush door handle (A17/x) during the retracting movement and an adjustment for this cycle is prevented. Remedy Replace…
• 10231045Jan 22, 2023Transmission and drivetrain. Replace screws on electric drivetrain (eATS) of rear axle
• 10231043Jan 22, 2023Transmission and drivetrain. Replace screws on electric drivetrain (eATS) of rear axle
• 10231037Jan 17, 2023Electrical system. 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.
• 10231022Jan 13, 2023Transmission and drivetrain. Complaint Noises when reversing slowly < 4 mph (squeaking) Cause There is a seal in the electric drivetrain that seals off the coolant system from the electric motor. This seal is moistened with coolant during forward travel. As a result of the change in rotational direction when reversing slowly, it may be the case that this sealing ring is no longer moistened. Squeaking noises may occur as a result of the…
• 10231036Jan 10, 2023Electrical system. Complaint The "Ambient Light Warning Assistance Inoperative" warning message is displayed in the instrument cluster and the light-emitting diode strips are not working. This message is set by the active ambient lighting control unit (N162/1), when a light-emitting diode strip is missing or where a fault is detected in the light-emitting diode strip. Cause The following causes are possible: 1. Rework in active…
• 10231039Jan 9, 2023Electrical system. 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…
• 10231032Jan 5, 2023Latches, locks and linkages, Electrical system. 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.
• 10231033Jan 4, 2023Body and structure. 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…
• 10231027Jan 4, 2023Electrical system. 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.

← All problems reported for the 2022 Mercedes-Benz EQS 450