2022 Mercedes-Benz S 500 4MATIC Technical Service Bulletins

319 technical service bulletins (TSBs) are on record for the 2022 Mercedes-Benz S 500 4MATIC. 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.

• 11024274Oct 10, 2025Electrical system. Complaint Clanking noise from the area of the speakers in the doors. Cause Under analysis. Remedy To narrow down the cause, first of all remove the door trim. • If the noise continues to occur even with the door trim removed, then continue the diagnosis working towards the speaker and if necessary, create a TIPS case with an informative video as an attachment.
• 11023347Sep 25, 2025Electrical system. 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 battery. The XENTRY battery test may not take into account a single discharge event because the SAM or EZS cannot record the data if the battery is discharged. Note: A discharged…
• 11023207Sep 19, 2025Transmission and drivetrain. Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the software for the powertrain control unit (PTCU) does not correspond to the current series production configuration. The possibility exists that a control unit timeout may occur followed by malfunction indicator lamp (MIL) activation. MBUSA will conduct a service campaign. An authorized Mercedes-Benz…
• 11023209Sep 17, 2025Suspension. Complaint Concern 1 - Noises in recovery mode with the vehicle stationary Concern 2 - Noises when driving in a straight line on rough terrain Concern 3 - Noises when cornering and performing alternate steering movements Concern 4 - Non-assignable noises Cause Concern 1 - Noises in recovery mode with the vehicle stationary Concern 2 - Noises when driving in a straight line on rough terrain. These are normal…
• 11023193Sep 17, 2025Transmission and drivetrain. Complaint Transmission control unit Y3/8n4 (fully integrated transmission control unit (VGS)) not listed in quick test and/or no communication possible with VGS. Cause Transmission control unit Y3/8n4 Remedy For vehicles with 722.9 transmission: Ensure LI54.15-P-057373 is performed before replacing any component parts. After processing and complying with the above document(s): 1. Perform an ignition reset on Y3/8n4…
• 11023107Sep 13, 2025Electrical system. Issue Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the High Voltage Battery (“HVB”) AC charger software does not correspond to current production specifications. As a consequence, a HVB MIL may illuminate during charging due to fluctuations in power consumption of the charging socket actuator. Remedy MBUSA will conduct a service campaign. An…
• 11023153Sep 11, 2025Electrical system. Complaint After the charging process is complete, an instrument cluster message with a charging error appears and FC P0CFE00 is stored in control unit "N83 - AC charger for high-voltage battery (SG-LG)". The fault message and the fault memory entry can also appear at the beginning of the charging pause during delayed charging. Both only occur in combination with active pre-entry climate control. Cause Software in…
• 11019782Jun 28, 2025Lane departure, Forward collision avoidance, Electrical system. Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has updated driver assistance system SCN coding available for certain subject vehicles. The updated SCN coding improves system stability and enhances the availability of driver assistance features. MBUSA will conduct an OTA service campaign. Remote SCN coding updates are automatically downloaded and installed in the customer’s vehicle free of charge and…
• 11019016May 30, 2025Electrical system, Fuel system. In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA is extending the warranty coverage for the Diagnostic Module for Tank Leakage detection (“DMTL”) on your vehicle from the original New Vehicle Limited Warranty of 4 years / 50,000 miles to 15 years/150,000 miles (whichever occurs first). This applies to the vehicle…
• 11018714May 30, 2025Electrical system. Complaint The following most common complaints may be observed: • Brief connectivity interruptions when using Apple CarPlay over Wi-Fi • Audio cuts out • Device not recognized • No operation possible Cause There are multiple possible causes for an iPhone disconnecting from a vehicle’s head unit while using Apple CarPlay.
• 11018613May 22, 2025Exterior lighting. Complaint The adaptive rear compartment lighting is sporadically inoperative. In one or all rear interior lamps, one of the following specified fault codes (DTC) is stored. • E48/3 (Adaptive rear interior lamp, roof, left) / DTC B17D149 - The "Adaptive interior lighting" control unit for the rear left roof has malfunctioned. There is an internal electrical fault.
• 11018589May 22, 2025Exterior lighting. Complaint It remains dark when switching on the rear passenger compartment interior lighting. Cause Coding of component part control unit N10/6. Remedy 1. Perform SCN coding of component part control unit N10/6. 2. Reset settings of interior lighting on rear displays, see pictures 2 to 4 in attachment. For vehicles without rear displays, perform reset on rear tablet. 3. Operate reading light pushbutton switch (A)…
• 11019018May 21, 2025Transmission and drivetrain. Complaint Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The clunk is heard once when changing from forward to reverse (and vice versa). Note: Sound file in attachment Cause If the complaint is eliminated by experimentally loosening the outboard collar nut (by 1 turn), the problem is due to micromovement in the connection between the wheel bearing inner…
• 11018625May 15, 2025Fuel system. In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA, LLC (“MBUSA”) is extending the warranty coverage on the Diagnostic Module for Tank Leakage detection (DMTL) in certain Model Year (“MY”) vehicles listed below from the original New Vehicle Limited Warranty of 4 years/50,000 miles to 10 years/120,000 miles…
• 11018296May 13, 2025Electrical system, Suspension. Complaint Harsh shift feeling followed immediately by "Suspension Malfunction" on instrument cluster and accompanied by either: P0AFB00 in A79/8 OR U013287 B210A00 in M67/X Cause Software timing with 48V and suspension systems. Remedy Update the Integrated Starter Alternator control unit (A79/8) software.
• 11018228May 8, 2025Suspension. Complaint Rattling/knocking noise from the rear axle steering is audible when driving on rough terrain or cobblestones. Cause Relative movement of toothed rack relative to housing. Remedy 1. Detach underfloor paneling under rear axle steering. 2. Remove heat shield. 3. Remove large clamps from left bellows. 4. Open small clamps on left using a suitable tool and slide to side. 5. Slide bellows to side. 6. A second…
• 11018164May 7, 2025Electrical system. Complaint Please note that the exact quick test conditions must be met as seen below. If not exactly as listed below, there is no need to create a TIPS case referencing this LI unless further assistance is needed outside of this document.
• 11018031May 5, 2025Electrical system. Complaint Individual functions such as sliding sunroof or roller sunblind can no longer be operated using the gesture recognition system. Cause Gesture recognition system control unit software N168 Remedy For vehicles before modification year 23/2: Perform SCN coding in control unit OMSH223 (N168). For vehicles as of modification year 23/2: Considered to be a series production configuration. A change will not be…
• 11018213May 2, 2025Electrical system. Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the coding for the electronic ignition lock control unit does not correspond to the latest series production configuration. The electronic ignition lock control unit will be updated to change the logic for locking and unlocking the vehicle via the door handles. To unlock the vehicle, the large outer…
• 11018204May 2, 2025Forward collision avoidance, Steering, Lane departure. Complaint Hand detection system not operating correctly / vehicles with code 266 Fault message in instrument cluster: "Active Emergency Stop Assist not available" "Active Lane Keeping Assist not available" Cause Possible causes: the hand detection mat, the hand detection control unit, the contacts and the steering wheel harness.
• 11017500Apr 28, 2025Exterior lighting. Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can occur under certain climatic conditions. In contrast to a leaky headlamp, physical fogging does not result in a technical impairment of the headlamp. A leak test must be performed to determine if physical fogging exists or if the headlamp is leaky. Remedy Check for external damage: You can identify a damaged…
• 11017496Apr 28, 2025Exterior lighting. Complaint Headlamp, front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. Remedy NOTE: If a pressure compensation diaphragm is fitted in the housing cover, then the lamp unit is a "closed system". Headlamp: Remedy 1 Clearing fogged/condensed LED headlamps and LED rear…
• 11017218Apr 25, 2025Air bags, Electrical system. Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the airbag control unit software does not correspond to the latest series production configuration. The airbag control unit will be updated to improve the vehicle charging functionality during future OTA updates. MBUSA will conduct an OTA service campaign.
• 11017217Apr 21, 2025Visibility (wipers, defrost, mirrors). Complaint Random heating of air conditioning system. Cause Temperature sensor in overhead control panel (OCP) delivering incorrect values: The temperature sensor in the overhead control panel is malfunctioning. Fault code B110709 or fault code B11F697 are present in the overhead control panel with the status (active) or (active stored).
• 11017041Apr 14, 2025Electrical system. Complaint Interference or static noise from speakers when driving. Note: If the noise only occurs at driving speeds between 12mph (20 km/h) to 111mph (180 km/h), it is possible that the noise is being caused by the "active driving noise compensation" (RNC). If the static noise also occurs at speeds of less than 2mph (20 km/h) to 111mph (180 km/h), this static noise is NOT caused by the "active driving noise…
• 11017516Apr 11, 2025Electrical system, Steering. Complaint Hand detection system not operating correctly / vehicles with code 266 Fault message in instrument cluster: "Active Emergency Stop Assist not available" "Active Lane Keeping Assist not available" Cause Possible causes: the hand detection mat, the hand detection control unit, the contacts and the steering wheel harness. Remedy Test Procedure: Perform an initial quick test with freeze frame data.
• 11017037Apr 7, 2025Electrical system. Complaint Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious cause usually with one of the following scenarios: • Flashing without a speed limit ("- -"). • Flashing when current vehicle speed is under speed limit. • Flashing between US speed limit symbol and European speed limit symbol. Cause Under Investigation Remedy Under investigation. One option is to turn off…
• 11017024Apr 7, 2025Electrical system. Complaint The last settings for the Augmented Reality Head-up Display (AR HUD) may not always be saved and the settings are reset to the default state. Cause Instrument Cluster control unit (N133/1) software Remedy Update the Instrument Cluster control unit (N133/1) software.
• 11017077Apr 4, 2025Electrical system. Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the SCN coding of the electronic ignition control unit does not correspond to the latest production specifications. As a result, a red battery warning message could inadvertently display on the instrument cluster. MBUSA will conduct a service campaign. An authorized Mercedes-Benz dealer will perform an SCN…
• 11016226Mar 31, 2025Electrical system, Visibility (wipers, defrost, mirrors). Complaint The last settings for the Augmented Reality Head-up Display (AR HUD) may not always be saved and the settings are reset to the default state. Cause Instrument Cluster control unit (N133/1) software Remedy Update the Instrument Cluster control unit (N133/1) software.
• 11016043Mar 24, 2025Transmission and drivetrain. Complaint A clicking/ticking/taping noise from underneath the vehicle with engine off during ECO stop event or after parking See video for example Cause Noise originates within the transmission valvebody Remedy Take a video from underneath vehicle recording the noise Pull EEPROM data, Inital Quick Test, and Control Unit Log Please open a TIPs case providing all data to assess next steps.
• 11016038Mar 21, 2025Electrical system. Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the software for the airbag control unit does not correspond to the latest series production configuration. The airbag control unit will be updated to improve the vehicle charging functionality during future OTA updates. MBUSA will conduct an OTA service campaign.
• 11015626Mar 13, 2025Electrical system, Transmission and drivetrain. Complaint - Engine diagnosis indicator lamp (MIL) lights up. - Current and saved fault code in DCCU and powertrain control unit (PTCU): P2E9873 The position sensor of the external socket flap of the vehicle socket (direct current) indicates an electrical fault. The actuator does not open. - The vehicle starts or charges normally and without any problems. Cause Software in the control unit "N116/5 - DC…
• 11015571Mar 11, 2025Electrical system, Exterior lighting. Complaint If a door is opened, the color of the footwell lamp under the front seats on one of the two sides does not change to white. It may therefore be the case that the rear left footwell lamp is illuminated in white and the rear right footwell lamp is illuminated in blue, as shown in the example picture in the attachment. The right thing would be for the color of the above-mentioned footwell lamp to change to…
• 11015570Mar 11, 2025Body and structure, Electrical system, Exterior lighting. Complaint The overhead control panel can have various complaints, e.g.: • Failure of overhead control panel lighting • Failure of sliding sunroof actuation • Failure of interior temperature sensor • etc. Cause Overhead control panel complaints can be caused by an obsolete software release. Remedy *** It is not necessary to replace the overhead control panel *** Before updating the software of the overhead control…
• 11015564Mar 11, 2025Body and structure. Complaint A) Wind noise in area of rear edge of rear fixed element of panoramic sliding sunroof (EPC item 78/150/550) at speeds over approx. 75mph (Picture I) B) Wind noise in area of rear edge of rear fixed element of panoramic sliding sunroof (EPC item 78/150/550) at speeds over approx. 120mph (Picture I) Cause Below are potential causes for the complaint.
• 11015630Mar 10, 2025Visibility (wipers, defrost, mirrors), Electrical system. Complaint No airflow or ventilation from the rear blower regardless of input from rear controller, tablet or front MBUX controls. Functions do work with XENTRY and there may or may not be faults stored. Cause SW error in N10/6*1 Remedy Perform SCN coding of N10/6*1.
• 11015627Mar 10, 2025Electrical system, Exterior lighting. Complaint The luggage compartment lighting switches off and back on erratically if the tailgate is opened with the ignition switched off. Cause The problem was caused by a software error in the control unit N10/8 (Rear SAM). Remedy Software update to the control unit N10/8 (Rear SAM - Signal acquisition and actuation module rear control unit).
• 11015617Mar 10, 2025Electrical system, Body and structure. 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. This reduces the likelihood of the button…
• 11015614Mar 10, 2025Suspension. Complaint A squeaking noise comes from the electric power steering; see video with example. Cause Toothed rack in the area of the screw drive of the electric power steering needs additional grease. Remedy 1. Lift the vehicle and remove the center engine compartment lining; for basic data, see WIS AR61.20-P-1105S 2. Loosen the bellows of the electric power steering on the right of the steering gear and slide outward…
• 11015663Mar 7, 2025Electrical system. Issue Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the communication software does not correspond with the latest series production configuration. The communication module will receive an OTA update which includes quality-enhancing optimizations and improves the system stability and accessibility of Mercedes me services. The update is downloaded and…
• 11015640Mar 5, 2025Electrical system. Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party during a call. It becomes increasingly difficult to understand as the speed rises. Cause A. Seating of the microphones in the headliner. Side edges are covered by the textile cover (see picture "1") B. Assembly of microphones (B25/20 or B25/21)…
• 11015545Mar 4, 2025Engine. Complaint Check engine light illuminated Fault code present in MRG3 control unit P22C800 or P22C900 - The valve of the exhaust gas turbocharger is jammed. Cause Check valve in charge air pipe jammed. Remedy Replaced charge air line with check valve.
• 11014612Feb 28, 2025Other or unknown. Update Digital Operator's Manual. 1. Connect XENTRY Diagnosis. 2. Update Digital Operator's Manual. To do this, select menu item "Quick test view . A26/17 - MBUX multimedia system (head unit) . Adaptations . Control unit update . Updating of the control unit software". Then follow the user guidance in XENTRY Diagnosis. The Digital Operator's Manuals are downloaded automatically via Retail Data Storage to XENTRY…
• 11014610Feb 25, 2025Back-over prevention (rear camera), Electrical system. Complaint Please note that the exact quick test conditions must be met as seen below. If not exactly as listed below, there is no need to create a TIPS case referencing this LI unless further assistance is needed outside of this document.
• 11014402Feb 21, 2025Fuel system. Complaint Customer-perceived problem: • Fuel gauge reading implausible • MIL ON (market-dependent) N118/3 Fault codes in control units FSCM_GEN4/5/6 • For these fault codes, the tests contained in XENTRY must be carried out P046109 / P206609 / P13E600 • For these fault codes, the connector couplings/wiring harness routing must be checked for damage P206600 / P046100 Cause Various Remedy Carry out XENTRY tests for…
• 11014398Feb 20, 2025Other or unknown. Complaint The intent of this document is to provide workshops with helpful technical reference language. • Commonly used acronyms in LI's and TIPS cases. • Control unit names, numbers, and how to identify. • Network/wiring architecture groups to baumuster quick reference. • Platform to baumuster quick reference.
• 11014255Feb 12, 2025Electrical system, Visibility (wipers, defrost, mirrors). Complaint Please note that the exact quick test conditions must be met as seen below. If not exactly as listed below, there is no need to create a TIPS case referencing this LI unless further assistance is needed outside of this document. Conditions Instrument Cluster Message: "Park Assist Inoperative" and B223263 with Bosch-ID C259; A+S (Active and Stored) and B223255 with Bosch-ID 1B5D; A+S (Active and Stored)…
• 11014412Feb 3, 2025Brakes. Complaint Noises/ squealing from the service brake in various driving situations and ambient conditions. Cause Frictional vibrations Remedy AMG brake systems are designed for high loads. This can result in noises under certain operating conditions and driving styles. Please refer to the Operator's Manual for further information such as care and maintenance instructions (washing vehicle directly after heavy use and…
• 11013996Feb 3, 2025Electrical system, Forward collision avoidance, Lane departure. Complaint Hand detection system not operating correctly / vehicles with code 266 Fault message in instrument cluster: "Active Emergency Stop Assist not available" "Active Lane Keeping Assist not available" Cause Possible causes: the hand detection mat, the hand detection control unit, the contacts and the steering wheel harness. Remedy Test Procedure: Perform an initial quick test with freeze frame data.

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