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)
- Upper Control Panel (UCP)/Lower Control Panel (LCP) Inoperable After Bus Sleep (LI82.00-P-073331)
- 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)
- Check Engine Indicator Light Active And Fault Code P261029/P02FF85/P02FF02 Stored In Engine Control Unit (LI54.30-P-070482)
- HERMES Event Code B16AC00 "The Configuration Of The Sim Card Of The Control Unit Is Faulty" (LI82.95-P-070226)
- Request For Deactivation Of Telematics Control Unit (HERMES) (LI82.95-P-068384)
Anti-Lock Brakes
- If The Customer Brakes Sharply From A Speed Of > 30MPH, Without Abs Intervention, There Is A Single Cracking Noise From The Area Of The Esp Hydraulic Unit (LI42.47-P-067502)
Anti-Theft Systems
- Engine Switches Off Again When Re-Attempting Remote Start (LI80.57-P-072708)
- Remote Engine Start Via MERCEDES Me Connect App Starts Vehicle, Engine May Turn Off Immediately (LI80.57-P-069522)
- BR257 - CLS: Remote Engine Start Via MERCEDES Me Connect App Starts Vehicle, Engine May Turn Off Immediately (LI82.95-P-069186)
Automatic Trans
- Clicking/Ticking Noise From Underneath The Vehicle (VERSION 1)
- Harsh Engagement When Changing Gear Range From P To D Or R (VERSION 3)
- 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)
- Lubricating Oil Analysis Information (LI01.00-P-068886)
- Fill Automatic Transmission With Transmission Oil (AR27.00-P-0270W)
- Leaks On Transmission 725.0 (LI27.10-P-063063)
- Howling Noise In Interior (LI27.57-P-064623)
- Shifting Quality Complaints On Transmission 725.0 (9G TRONIC) (LI27.00-P-063069)
Axle Shafts
- Throttle Lift-Off Clunking Noises At Drive Shafts Of Rear Axle (VERSION 7)
- Thumping Noises From Rear Axle Shock Absorber (LI32.25-P-066246)
- Rattling Or Humming Noise When Steering (LI46.35-P-067339)
- Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
Battery Management Systems
- XENTRY Battery Tester Results Disagree With Workshop Assessment (LI54.10-P-071499 V5)
- Functional Impairment Of 48 V On-Board Electrical System (VERSION 20)
Body Electrical
- Wiring Damage On More Than 10 Wires (LI54.18-P-072022)
- Firewall Grommet On Major Assembly Partition Wall Leaky (LI54.18-P-064682)
Body Interior
- MERCEDES Me Connect Inoperative/Vehicle Offline (LI82.95-P-076991)
- The MERCEDES Me Connect Remote Services Nonfunctional After The Vehicle Is Not Used For An Extended Period Of Time (LI82.85-P-074724)
- MERCEDES Me Connect Services Cannot Be Activated Due To APN Network Configuration (LI82.85-P-074413)
- Request For Deactivation Of Telematics Control Unit (HERMES) (LI82.95-P-068384)
Brakes Control Systems
- If The Customer Brakes Sharply From A Speed Of > 30MPH, Without Abs Intervention, There Is A Single Cracking Noise From The Area Of The Esp Hydraulic Unit (LI42.47-P-067502)
Collision/Avoidance
- Blind Spot Assist Inoperative (LI54.71-P-056477)
Communication Devices
- All Models: Potential Concerns With Civic A26/17 - MBUX Multimedia System + Instrument Cluster (Head Unit)] And/Or Displays (VERSION 2)
- 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)
- The MERCEDES Me Connect Remote Services Nonfunctional After The Vehicle Is Not Used For An Extended Period Of Time (LI82.85-P-074724)
- 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)
- Vehicles With Code 077 (HERMES Dummy Module) - MERCEDES Me Connect Services Including Emergency Call System (ECALL) Restricted/Unavailable (LI82.85-P-073418)
- 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)
- Inductive Charging: IPHONE Is Not Completely Charged (LI82.70-P-067429)
- HERMES Event Code B16AC00 "The Configuration Of The Sim Card Of The Control Unit Is Faulty" (LI82.95-P-070226)
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
- Throttle Lift-Off Clunking Noises At Drive Shafts Of Rear Axle (VERSION 7)
- Lubricating Oil Analysis Information (LI01.00-P-068886)
- Thumping Noises From Rear Axle Shock Absorber (LI32.25-P-066246)
Driveshaft & Universal Joints
- Rattling Or Humming Noise When Steering (LI46.35-P-067339)
Electric Motor Systems
- Noises In The Steering Column Area When Steering (LI46.10-P-077314)
Engine Control Systems
- Functional Impairment Of 48 V On-Board Electrical System (VERSION 20)
- "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)
- Esp, BAS, Pre-Safe - Fault Message In Instrument Cluster (LI54.18-P-067550)
Entertainment Systems
- All Models: Potential Concerns With Civic A26/17 - MBUX Multimedia System + Instrument Cluster (Head Unit)] And/Or Displays (VERSION 2)
- 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)
- COMAND/MBUX USB Map Update: Aborts, Does Not Load To Head Unit (LI82.85-P-071933)
- Upper Control Panel (UCP)/Lower Control Panel (LCP) Inoperable After Bus Sleep (LI82.00-P-073331)
- 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)
- Audible "Cracking" Or "Popping" Heard From The Speakers. Voice Output Distortion When Using Voice Control System (VCS) (LI82.85-P-070566)
- 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)
- Audio 20/COMAND Online USB 3.X Flash Drive Inoperative (LI82.60-P-070567)
- HERMES Event Code B16AC00 "The Configuration Of The Sim Card Of The Control Unit Is Faulty" (LI82.95-P-070226)
Exhaust
- Squeaking Noise From The Exhaust Flap (LI49.10-P-064655)
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)
- Hold Detent For Front Door Hinges (LI72.10-P-068218)
Exterior Lights
- High Beam Assist Nonfunctional And/Or Low Beam Sometimes Stays Illuminated On One Side U118A02, B178392, And U120B97 (LI82.10-P-071235)
- Headlamps Fogged (LI82.10-P-062056)
Front Suspension
- Creaking And Squeaking Noises Heard From Instrument Panel, Caused By Front Axle Suspension Strut (LI32.25-P-063651)
Fuses & Circuit Breakers
- Wiring Damage On More Than 10 Wires (LI54.18-P-072022)
Gauges & Instrument Panels
- "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)
- Esp, BAS, Pre-Safe - Fault Message In Instrument Cluster (LI54.18-P-067550)
- Oil Pressure Message In Instrument Cluster (LI18.00-P-073137)
- Upper Control Panel (UCP)/Lower Control Panel (LCP) Inoperable After Bus Sleep (LI82.00-P-073331)
- Vertical Stripes In Head-Up Display (LI54.30-P-067674)
- Noise On Upper Instrument Panel Cover (Center-Fill Grill) In Model Series 213, 238, Or 257 (LI68.10-P-064592)
- NTG5.5: Incorrect Time Shown On Instrument Cluster, COMAND Display, And Analog Clock (LI54.30-P-072145)
- Event Memory In The Instrument Cluster - Mileage Readings Intermittently Inaccurate (LI54.30-P-070902)
- Message "MERCEDES Me Connect Services Limited. See Owner's Manual" In Instrument Cluster MULTIFUNCTION Display (LI54.30-P-066410)
- Model Series 257: In The Edition 1, The Welcome Graphic Is Not Displayed In The Instrument Cluster With The Specific Edition Animation (LI54.30-P-068844)
Headlights
- Headlamp Leak Test (VERSION 1)
- High Beam Assist Nonfunctional And/Or Low Beam Sometimes Stays Illuminated On One Side U118A02, B178392, And U120B97 (LI82.10-P-071235)
- Headlamps Fogged (LI82.10-P-062056)
HVAC Control Systems
- Functional Impairment Of 48 V On-Board Electrical System (VERSION 20)
- Air Conditioning Intermittently Does Not Cool (LI83.30-P-071494)
Infotainment
- All Models: Potential Concerns With Civic A26/17 - MBUX Multimedia System + Instrument Cluster (Head Unit)] And/Or Displays (VERSION 2)
- 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)
- Upper Control Panel (UCP)/Lower Control Panel (LCP) Inoperable After Bus Sleep (LI82.00-P-073331)
- Vehicles With Code 077 (HERMES Dummy Module) - MERCEDES Me Connect Services Including Emergency Call System (ECALL) Restricted/Unavailable (LI82.85-P-073418)
- 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)
- NTG5.5, NTG6: Vehicle Positioning Inaccurate/Implausible, Route Guidance Not Possible (LI82.85-P-064727)
- HERMES Event Code B16AC00 "The Configuration Of The Sim Card Of The Control Unit Is Faulty" (LI82.95-P-070226)
Interior/Exterior Trim
- Water Ingress At A-Pillar (LI77.00-P-063165)
Interior/Illumination Lights
- Touchpad: Search Lighting Does Not Dim Or Does Not Turn On (LI82.20-P-073063)
- Retrofitted Front Door Exit Lamps With Logo Projection Flicker (LI82.20-P-070189)
Lubrication System
- Lubricating Oil Analysis Information (LI01.00-P-068886)
- 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)
- Assessment Of Actuating And Operating Noise From Steering (LI46.35-P-070153)
- Rattling Or Humming Noise When Steering (LI46.35-P-067339)
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)
- Diagnosing Complaints Of Brake Pulsation (TT 06/15-O)
- Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
Mirrors
- Wind Noises In Area Of Front Door Mirror Triangle/Side Windows (LI67.30-P-071373)
Procedures
- XENTRY Battery Tester Results Disagree With Workshop Assessment (LI54.10-P-071499 V5)
- 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
- 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)
- Front Seat Cushion Cover Coming Off (LI91.18-P-071313)
- Noises From Dynamic Seat (LI91.25-P-071314)
- BR213 - Wrinkling In Left And Right Seat Cushion Covers On Rear Bench Seat (LI91.12-P-066074)
Starter
- XENTRY Battery Tester Results Disagree With Workshop Assessment (LI54.10-P-071499 V5)
- Functional Impairment Of 48 V On-Board Electrical System (VERSION 20)
- Engine Switches Off Again When Re-Attempting Remote Start (LI80.57-P-072708)
- All My18+ AMG-63 Vehicles: Engine May Not Automatically Restart (LI07.61-P-070559)
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)
- Height Adjustment Of Electric Steering Column Adjustment Jammed (LI46.15-P-063353)
- Creaking/Humming During Steering Column Adjustment (Height/Longitudinal Adjustment) (LI46.15-P-076223)
- Cracking/Creaking Noises Coming From The Area Of The Mechanical Steering Column (LI46.15-P-071669)
- AMG Performance Steering Wheel Heavily Soiled/Worn (LI46.10-P-055432)
- Assessment Of Actuating And Operating Noise From Steering (LI46.35-P-070153)
Steering Gear
- Check Tie Rod Inner Joint Of Steering Gear (LI46.35-P-071462)
- Check Tie Rod Outer Joint Of Steering Gear (LI46.35-P-071461)
- Assessment Of Actuating And Operating Noise From Steering (LI46.35-P-070153)
Sun Roof/T-Top/Convertible Top
- Water Ingress At A-Pillar (LI77.00-P-063165)
System
- Check Engine Indicator Light Active And Fault Code P261029/P02FF85/P02FF02 Stored In Engine Control Unit (LI54.30-P-070482)
Transfer Case
- Vibration Or Jolt When Accelerating From The Drivetrain (VERSION 4)
Transmission Control Systems
- Transmission Control Unit Y3/8N4 (Fully Integrated Transmission Control Unit (VGS)) Not Listed In Quick Test; No Communication Possible With VGS (VERSION 2)
- Recall Campaign 2024100002 - Replace Transmission Wiring Harness (2024100002)
- Recall Campaign 2024100003 - Replace Transmission Wiring Harness (2024100003)
- Initial Startup Not Possible After Replacement Of Transmission 725.0 Or Of ELECTROHYDRAULIC Controller Unit (LI27.00-P-068206)
- Procedure For Ordering An ELECTROHYDRAULIC Controller Unit (EHS) For Transmission 725.0 With Transmission Id Between 7250**03964176 And 7250**03977392 (LI27.35-P-072629)
Warning Systems
- Blind Spot Assist Inoperative (LI54.71-P-056477)
Wheel Hubs
- Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
Wheels & Tire System
- Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
Window Motors & Regulators
- Window Lifter Not Automatically Closing As Expected (LI72.40-P-071889)
- Window Lifter Nonfunctional (LI72.40-P-069669)
Wiper/Washer Systems
- Complaints About Noises Or Poor Windshield Wiper Wiping Performance (LI82.30-P-059239)