Technical Service Bulletins

• Accessories Control Systems
  • MERCEDES Me Connect Inoperative/Vehicle Offline (LI82.95-P-076991)
  • COMAND/MBUX USB Map Update: Aborts, Does Not Load To Head Unit (LI82.85-P-071933)
  • MBUX Multimedia System: DASHCAM Temporarily Inoperable (LI82.85-P-073387)
  • MBUX Multimedia System: Dynamic Select/Vehicle Settings/Energy Flow Display Incomplete After Software Update (LI82.85-P-073283)
  • MBUX Multimedia System: Speech Dialog System (SDS, "Hey MERCEDES") Voice Output Not Present And General SDS System Complaints (LI82.85-P-073229)
  • Incorrect Time And/Or Instrument Cluster Message "SOS, Service Not Activated" And/Or MERCEDES Me Connect Services Nonfunctional (LI82.85-P-071453)
  • COMAND Download Manager (DLM): Download Aborted, Does Not Load To Selected USB Drive (LI82.85-P-071912)
• Aerodynamic Devices
  • Rear Spoiler Makes Noise When Extending/Retracting (LI77.25-P-072764)
  • Rear Spoiler Fault Message In Ic When Switching Off Ignition (LI77.25-P-073002)
• Anti-Theft Systems
  • Engine Switches Off Again When Re-Attempting Remote Start (LI80.57-P-072708)
• Automatic Trans
  • Tension-Releasing Impact Of The Propeller Shaft After Vehicle Has Stopped (VERSION 3)
  • Pre-Case Creation For 725.0/. 1 Transmissions (LI27.00-P-075630 V4)
  • Direct Selection Lever Module Cannot Be Switched To Park Position "P" - Malfunction Of "P" Button (LI27.60-P-077704)
  • Leaks On Transmission 725.0 (LI27.10-P-063063)
  • Howling Noise In Interior (LI27.57-P-064623)
• Axle Shafts
  • Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
• Battery Management Systems
  • Functional Impairment Of 48 V On-Board Electrical System (VERSION 20)
• Body Electrical
  • DSI Selection Lever Module Cannot Be Switched To Park Position "P" - Malfunction Of "P" Button (VERSION 5)
  • Wiring Damage On More Than 10 Wires (LI54.18-P-072022)
• Body Interior
  • MERCEDES Me Connect Inoperative/Vehicle Offline (LI82.95-P-076991)
  • MERCEDES Me Connect Services Cannot Be Activated Due To APN Network Configuration (LI82.85-P-074413)
• Brakes Control Systems
  • 290 Brake Squeal From Rear Axle (Option Code B07: Ceramic Brakes) (LI42.15-P-076805)
  • Message In Instrument Cluster: "Active Brake Assist - Limited Function" (LI54.70-P-072678)
• Communication Devices
  • MBUX Multimedia System: The Head Unit Does Not Start-Up At Ignition On B19C804 (LI82.85-P-069381)
  • MERCEDES Me Connect Inoperative/Vehicle Offline (LI82.95-P-076991)
  • B129C00 - Instrument Cluster Warning: SOS Inoperative (LI82.85-P-076800)
  • Weather App Displays The Temperature In The Wrong Unit (LI82.85-P-075375)
  • The MERCEDES Me Connect Services Cannot Be Activated Due To Sim Test Dataset Value (LI82.85-P-075669)
  • The Mobile Phone Address Book Is Not Transferred Completely (LI82.70-P-071024)
  • MBUX Multimedia System: XENTRY Diagnosis Message "The MBUX Multimedia System: Control Unit Abnormal" (LI82.85-P-071394)
  • Insufficient Wireless Charging With IPHONE 12 Or Newer (LI82.70-P-073025)
  • MERCEDES Me Connect Services Cannot Be Activated Due To APN Network Configuration (LI82.85-P-074413)
  • MBUX Multimedia System: Map Data Does Not Match With Your System/The Navigation System Cannot Be Activated (LI82.85-P-069961)
  • COMAND/MBUX USB Map Update: Aborts, Does Not Load To Head Unit (LI82.85-P-071933)
  • MBUX Multimedia System: DASHCAM Temporarily Inoperable (LI82.85-P-073387)
  • MBUX Multimedia System: Dynamic Select/Vehicle Settings/Energy Flow Display Incomplete After Software Update (LI82.85-P-073283)
  • Free Browsing, Internet Access Via WI-FI HOTSPOT And Internet Radio Nonfunctional (LI82.85-P-068846)
  • MBUX Multimedia System: Speech Dialog System (SDS, "Hey MERCEDES") Voice Output Not Present And General SDS System Complaints (LI82.85-P-073229)
  • New Map Data Cannot Be Downloaded By The Customer From The MERCEDES Me Portal (LI82.85-P-072730)
  • COMAND Download Manager (DLM): Download Aborted, Does Not Load To Selected USB Drive (LI82.85-P-071912)
• Cooling Fan
  • Engine Fan After-Run Extended Following PTCU Software Update (VERSION 1)
• Cooling System (Mechanical)
  • ALS Engine Oil, Diesel Fuel, And Coolant Analysis Information (LI01.00-P-077591)
  • Coolant Temperature Warning In Ic DTCS P0A9300, P26CE22, U011564 In Various Control Modules (LI20.00-P-071399)
  • M256 Red Coolant Warning, Fault Code U019F00 Or U019F87 In MRG1 (LI20.10-P-075374)
• Cooling Systems
  • ALS Engine Oil, Diesel Fuel, And Coolant Analysis Information (LI01.00-P-077591)
• Differentials & Drive Axles
  • 290 Brake Squeal From Rear Axle (Option Code B07: Ceramic Brakes) (LI42.15-P-076805)
• Electric Motor Systems
  • Noises In The Steering Column Area When Steering (LI46.10-P-077314)
  • Crackling And Cracking Noises When Cornering (LI40.10-P-059248)
• Engine Control Systems
  • Functional Impairment Of 48 V On-Board Electrical System (VERSION 20)
  • Vehicle Handover Cannot Be Performed (LI00.20-P-077615)
  • "SOS Nonfunctional" Message In The Instrument Cluster Display. DTC B129C00 Stored In Control Unit HERMES (LI82.95-P-074844)
  • Coolant Temperature Warning In Ic DTCS P0A9300, P26CE22, U011564 In Various Control Modules (LI20.00-P-071399)
• Entertainment Systems
  • MBUX Multimedia System: The Head Unit Does Not Start-Up At Ignition On B19C804 (LI82.85-P-069381)
  • MBUX Multimedia System (A26/17) - SIRIUSXM "My Favorites" Category Lost After Bus Sleep (LI82.60-P-075292)
  • MBUX NTG7 Without Code 365 Navigation - Radio Station Logos No Longer Displayed After Software Update (LI82.85-P-076200)
  • MBUX Multimedia System: XENTRY Diagnosis Message "The MBUX Multimedia System: Control Unit Abnormal" (LI82.85-P-071394)
  • My19+ G-Class: Background Noise/Buzzing In Front/Rear Door When Playing Audio Via Sound System (LI72.29-P-074561)
  • No Longer Possible To Adjust Temperature With The Rear Touchscreen (LI83.57-P-074092)
  • COMAND/MBUX USB Map Update: Aborts, Does Not Load To Head Unit (LI82.85-P-071933)
  • MBUX Multimedia System: DASHCAM Temporarily Inoperable (LI82.85-P-073387)
  • MBUX Multimedia System: Dynamic Select/Vehicle Settings/Energy Flow Display Incomplete After Software Update (LI82.85-P-073283)
  • Free Browsing, Internet Access Via WI-FI HOTSPOT And Internet Radio Nonfunctional (LI82.85-P-068846)
  • MBUX Multimedia System: Speech Dialog System (SDS, "Hey MERCEDES") Voice Output Not Present And General SDS System Complaints (LI82.85-P-073229)
  • MBUX Multimedia System: No GPS Reception/Position Of Vehicle In Navigation Menu Is Inaccurate (LI82.85-P-072960)
  • New Map Data Cannot Be Downloaded By The Customer From The MERCEDES Me Portal (LI82.85-P-072730)
  • COMAND Download Manager (DLM): Download Aborted, Does Not Load To Selected USB Drive (LI82.85-P-071912)
• Exterior Body Panels
  • Fuel Filler Door Difficult To Open (VERSION 4)
  • Identification Of Noise Complaints Of The Vehicle Body-In-White (LI60.00-P-075851)
• Exterior Lights
  • Rear Lamps Fogged Up Or Not LEAKTIGHT (VERSION 2)
• Fuses & Circuit Breakers
  • Wiring Damage On More Than 10 Wires (LI54.18-P-072022)
• Gauges & Instrument Panels
  • BR 290 - Rear Spoiler Sporadically Inoperative With Fault Message In The Instrument Cluster (VERSION 6)
  • Vehicle Handover Cannot Be Performed (LI00.20-P-077615)
  • "SOS Nonfunctional" Message In The Instrument Cluster Display. DTC B129C00 Stored In Control Unit HERMES (LI82.95-P-074844)
  • Weather App Displays The Temperature In The Wrong Unit (LI82.85-P-075375)
  • Coolant Temperature Warning In Ic DTCS P0A9300, P26CE22, U011564 In Various Control Modules (LI20.00-P-071399)
  • Oil Pressure Message In Instrument Cluster (LI18.00-P-073137)
  • Vertical Stripes In Head-Up Display (LI54.30-P-067674)
  • NTG5.5: Incorrect Time Shown On Instrument Cluster, COMAND Display, And Analog Clock (LI54.30-P-072145)
• Headlights
  • Headlamp Leak Test (VERSION 1)
  • Front Bumper/Facia Fit Above Headlamps (LI88.20-P-071570)
• HVAC Control Systems
  • Functional Impairment Of 48 V On-Board Electrical System (VERSION 20)
• Infotainment
  • MBUX Multimedia System: The Head Unit Does Not Start-Up At Ignition On B19C804 (LI82.85-P-069381)
  • B129C00 - Instrument Cluster Warning: SOS Inoperative (LI82.85-P-076800)
  • MBUX Multimedia System (A26/17) - SIRIUSXM "My Favorites" Category Lost After Bus Sleep (LI82.60-P-075292)
  • MBUX NTG7 Without Code 365 Navigation - Radio Station Logos No Longer Displayed After Software Update (LI82.85-P-076200)
  • The MERCEDES Me Connect Services Cannot Be Activated Due To Sim Test Dataset Value (LI82.85-P-075669)
  • MBUX Multimedia System: XENTRY Diagnosis Message "The MBUX Multimedia System: Control Unit Abnormal" (LI82.85-P-071394)
  • MERCEDES Me Connect Services Cannot Be Activated Due To APN Network Configuration (LI82.85-P-074413)
  • MBUX Multimedia System: Map Data Does Not Match With Your System/The Navigation System Cannot Be Activated (LI82.85-P-069961)
  • COMAND/MBUX USB Map Update: Aborts, Does Not Load To Head Unit (LI82.85-P-071933)
  • MBUX Multimedia System: Dynamic Select/Vehicle Settings/Energy Flow Display Incomplete After Software Update (LI82.85-P-073283)
  • Free Browsing, Internet Access Via WI-FI HOTSPOT And Internet Radio Nonfunctional (LI82.85-P-068846)
  • MBUX Multimedia System: Speech Dialog System (SDS, "Hey MERCEDES") Voice Output Not Present And General SDS System Complaints (LI82.85-P-073229)
  • MBUX Multimedia System: No GPS Reception/Position Of Vehicle In Navigation Menu Is Inaccurate (LI82.85-P-072960)
  • New Map Data Cannot Be Downloaded By The Customer From The MERCEDES Me Portal (LI82.85-P-072730)
  • COMAND Download Manager (DLM): Download Aborted, Does Not Load To Selected USB Drive (LI82.85-P-071912)
• Interior/Illumination Lights
  • Optical Fiber Of The Ambient Lighting On The Instrument Cluster Above The Display Does Not Work (LI54.30-P-072763)
• Lubrication System
  • ALS Engine Oil, Diesel Fuel, And Coolant Analysis Information (LI01.00-P-077591)
• Manual Steering
  • Evaluating Play In Rack-And-Pinion Steering (LI46.20-P-071904)
• Mechanical
  • Oil Pressure Message In Instrument Cluster (LI18.00-P-073137)
  • Engine HYDROLOCK Repairs / Diagnosis (TT 02/11-B)
• Mechanical - Hydraulic
  • Brake Noise On AMG Vehicles (VERSION 9)
  • 290 Brake Squeal From Rear Axle (Option Code B07: Ceramic Brakes) (LI42.15-P-076805)
  • Diagnosing Complaints Of Brake Pulsation (TT 06/15-O)
  • Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
• Procedures
  • Vehicle Handover Cannot Be Performed (LI00.20-P-077615)
  • Transmission Diagnosis Using The Intelligent Predictive Repair (IPR) Tool (LI27.00-P-073124)
  • Vehicle Registration Failure In The State Of CALIFORNIA Due To Arb Adoption Of Bar-OIS Modified Software Regulations (LI07.61-P-073379)
• Seats
  • Seat Heating Nonfunctional, LEDS Active (LI91.30-P-074540)
  • Easy Entry/Exit Feature And Automatic Seat Positioning To Size Of Driver Inoperative (LI91.10-P-073267)
  • Vibration When Adjusting Seat (LI91.10-P-073256)
  • Automatic Seat Adjustment Function Error (LI91.10-P-072748)
• Starter
  • Functional Impairment Of 48 V On-Board Electrical System (VERSION 20)
  • Engine Switches Off Again When Re-Attempting Remote Start (LI80.57-P-072708)
• Steering Column
  • Noises In The Steering Column Area When Steering (LI46.10-P-077314)
  • Noises In The Steering Wheel Area When Steering (LI46.10-P-077313)
  • Creaking/Humming During Steering Column Adjustment (Height/Longitudinal Adjustment) (LI46.15-P-076223)
• Transfer Case
  • Vibration Or Jolt When Accelerating From The Drivetrain (VERSION 4)
• Transmission Control Systems
  • Recall Campaign 2024100002 - Replace Transmission Wiring Harness (2024100002)
  • Recall Campaign 2024100003 - Replace Transmission Wiring Harness (2024100003)
  • DSI Selection Lever Module Cannot Be Switched To Park Position "P" - Malfunction Of "P" Button (VERSION 5)
  • Initial Startup Not Possible After Replacement Of Transmission 725.0 Or Of ELECTROHYDRAULIC Controller Unit (LI27.00-P-068206)
• Wheel Hubs
  • Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
• Wheels & Tire System
  • Crackling And Cracking Noises When Cornering (LI40.10-P-059248)
  • Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
• Window Motors & Regulators
  • Wind Noise From Windshield Or A-Pillar (VERSION 1)
  • Model Series 192 - AMG Gt - Creaking Noises From Side Window Panes (VERSION 1)
  • My19+ G-Class: Background Noise/Buzzing In Front/Rear Door When Playing Audio Via Sound System (LI72.29-P-074561)
• Wiper/Washer Systems
  • Complaints About Noises Or Poor Windshield Wiper Wiping Performance (LI82.30-P-059239)