2023 Mercedes-Benz AMG C43 4matic technical service bulletins
168 technical service bulletins and manufacturer communications cover the 2023 Mercedes-Benz AMG C43 4matic, including 2 warranty extensions.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Dear Mercedes-Benz Owner: In our continuing efforts to ensure the proper performance of Mercedes-Benz...
- Fuel/propulsion system
- Diverse functional limitations in the vehicle in combination with various warning and fault messages in...
- Wheezing noises/squeaking noises from the front shock absorbers when passing over surface undulations and...
- Issue A software update will be performed that provides enhancements to the robustness and system...
- Slight creaking noises when steering
- CEL illuminates and/or AC does not blow cold
- A software update will be performed that provides enhancements to the robustness and system stability of...
- Repeat workshop visit for vehicle vibration while braking from 60MPH. NOTE: Although the symptom is...
- Dear Dealer Partners, The part numbers listed in the chart below should no longer be installed and any...
- Issue after OTA Update IC Odometer Reading blank("_ _ _ _") IC Maintanence data unavailable
- Radio station cover art does not refresh when switching stations
- Whining / humming noises (described as foghorn‑like) from the drivetrain in the rear axle area during...
- Only vehicles with a variable transfer case are affected
- Clanking noise from the area of the speakers in the doors
- Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious
- The Apple Music app is no longer available in the head unit apps menu after updating the software of the...
- Noises/ squealing from the service brake in various driving situations and ambient conditions
- During part of the steering movement, it feels heavier or more difficult to steer in the same spot every time
- Tailgate opens unintentionally
- Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed,...
- The following most common complaints may be observed: • Brief connectivity interruptions when using Apple...
- 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active...
- During cold starting, a tortoise symbol may be displayed in the event of reduced engine output
- A popup is seen on the HU with the message "data connection temporarily not available". Potentially...
- This document is intended as a pre-case diagnostic reference for transmission related concerns
- Mercedes-Benz USA is currently experiencing limited availability of transmission fluid specification ATF...
- DAB, FM, or SDARS radio reception is limited, only a few stations are found
- Leakage/oil leakage at drive pinion sealing ring (input shaft) (Figures 1-2) Minor leakage/slight seepage...
- Audible "slurping" operating noise from the fuel tank
- Crackling and cracking noise from the outer wheel on the front axle when cornering
- After an "Over the Air" update (OTA), FM or SDARS radio reception is limited; only a few stations are found
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- Traffic sign symbol for "Traffic Sign Assist" is blinking in instrument cluster without obvious
- Creaking noise, in irregular sequence when driving slowly in combination with slight steering movements...
- Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed,...
- We are experiencing intermittent issues when flashing A26/17
- General information on the operation of the PRE-SAFE® Impulse system: The PRE-SAFE® Side Impulse system is...
- 1. "Perform vehicle handover" in the workshop menu to start the maintenance computer for service A/B...
- Service code B1 displayed in the customer menu does not match the workshop code displayed in the workshop...
- The remaining time shown on the instrument cluster in the workshop menu (days to next due service) is...
- Rattling/knocking noise from the rear axle steering is audible when driving on rough terrain or cobblestones
- After successful commissioning of the HERMES control unit (N112/9) with XENTRY Diagnosis DVD 03/2026, the...
- Noises from the area of the steering column
- Dear Mercedes-Benz USA Dealers, The part numbers listed in the chart below should no longer be installed,...
- 48V battery (A66) part numbers A 000 982 78 24, A 000 982 57 30, A 000 982 88 31, A 000 982 50 32, A 000...
- There are several types of complaint about noises or poor windshield wiper wiping performance: A: Wiper...
- Play/noise at height adjuster or in seat guide rail on front seats
- One or more seat functions are restricted or inoperative
- The part numbers listed in the chart below should no longer be installed, and any existing stock must be...
- Noises at the front axle when cornering or maneuvering (video files attached) Note: Save video files...
- 1. General Diagnostic Tips 2. One or More PARK Sensor Activations 3. Red Ring Around Vehicle 4. "Active...
- Cause At present, there are no known noise problems with the steering column
- • Harsh 1-2, 2-3, and/or 3-4 shift • Jerky shifting • Jolting when accelerating from stop
- The intent of
- Headlamp, front fog lamp leaky or fogged
- No heating output is available during electric driving operation
- Optical irregularity in the light guide of the ambient lighting
- SRS indicator light illuminated in the instrument cluster
- The "easy entry and exit feature" function deactivates itself after a brief period
- Radio station cover art does not refresh when switching stations
- Customer concern for ESP/Brake or Steering yellow instrument cluster message AND C220564 in the N80...
- Mercedes me connect services inoperative (me-Call, Remote Status, etc.). Mercedes me services
- The vehicle's position on the map is displayed far away from its actual position, e.g. the vehicle is...
- Headlamp, front fog lamp leaky or fogged
- The seat may no longer be adjustable using the electric seat adjustment switch on the door module
- Yellow information message in driver display (instrument cluster): "Switch on motor to charge the 12V battery"
- Electrical system
- Stored DTC C220564
- Tailgate opens unintentionally
- Electrical system
- The check engine light illuminates or the 48 V message is displayed in the instrument cluster
- Unknown or other
- Check engine light on with the following fault is current in the VGS Control Unit: P084300 Oil pressure...
- Electrical system
- Activating Navigation Please Wait" message seen on central display
- Complaint: Clattering noise from area of hood with steel suspension
- Noises from the rear axle differential, particularly when cornering slowly
- Customer states the AC either does not cool/has poor performance or heat is insufficient
- Customer states the AC either does not cool/has poor performance or heat is insufficient
- For the potentially affected vehicles, excessively high aging of the battery was calculated at cold...
- Dull thumping noise or ticking noise under the vehicle in the area of the engine/two-mass...
- After the charging process is complete, an instrument cluster message with a charging error appears and FC...
- (Original LI document #: LI27.35-P-079039) Clicking noises from the electro-hydraulic control unit (EHS)...
- After the charging process is complete, an instrument cluster message with a charging error appears and FC...
- The flap of the reversing camera opens and closes by itself during forward travel several times during the...
- Displayed Message: “Driver camera not functioning, see Operator’s Manual”
- After the charging process is complete, an instrument cluster message with a charging error appears and FC...
- USB port not functioning properly
- The shift from 1st to 2nd gear may be uncomfortable under light load
- Possible complaints about shift quality, issues with learning the park lock, and slipping/rinse entries in...
- A harsh 5-4 downshift can be felt during deceleration while braking or coasting
- Harsh 2-1 downshifts when coming to a stop with ECO start-stop function turned OFF. Note: When ECO...
- Frontbass in the driver’s and/or front passenger side’s footwell not functioning
- Customer states that the CEL is lit in the instrument cluster
- The "Easy entry and exit feature" function deactivates itself after a brief period
- The result from the XENTRY battery test does not match the current state of the battery
- Transmission control unit Y3/8n4 (fully integrated transmission control unit (VGS)) not listed in quick...
- Electrical system
- Customer states that the CEL is lit in the instrument cluster Cause Debris in the coolant system Remedy An...
- Electrical system
- Customer states that the CEL is lit in the instrument cluster Cause Debris in the coolant system Remedy An...
- Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has updated driver assistance system SCN...
- Customer states that the CEL is lit in the instrument cluster Cause Debris in the coolant system Remedy An...
- In our continuing efforts to ensure the proper performance of Mercedes-Benz products and to enhance the...
- Squeaking or creaking noises on uneven roadways, in turns, or when moving in their seat
- Fault code P2F1D01 The control unit was switched off improperly stored in ETC control unit
- Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end)
- Message in instrument cluster "Adaptive high beams assistant not available/inoperative" or "DIGITAL LIGHT...
- After the charging process is complete, the IC message with charging error appears and the FC P0CFE00 is...
- Please note that the exact quick test conditions must be met as seen below
- Customer states that the CEL is lit in the instrument cluster Cause Debris in the coolant system Remedy An...
- Individual functions such as sliding sunroof or roller sunblind can no longer be operated using the...
- Electrical system
- Hand detection system not operating correctly / vehicles with code 266 Fault message in instrument...
- Customer states that the CEL is lit in the instrument cluster Cause Debris in the coolant system
- In vehicles with the MBUX multimedia system Gen20x.i2 without premium sound system and external amplifier,...
- Symptoms relating to CIVIC A26/17
- Headlamp, front fog lamp leaky or fogged
- Headlamps leaking or fogged
- • Hard 1-2 shift • Jerky shifting • Jolting when moving off
- Message in instrument cluster "Adaptive high beams assistant not available/inoperative" or "DIGITAL LIGHT...
- Random heating of air conditioning system
- Engine
- Noises/ squealing from the service brake in various driving situations and ambient conditions
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