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)
- 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)
- NTG 5*1 COMAND - Scrolling Stations From The Steering Wheel Controls Does Not Function Intermittently (LI82.85-P-066013)
- MBRACE System Software Update (LI82.95-P-070522)
- Audio 20: Apple CARPLAY Displays Pixelated Image (LI82.85-P-069318)
- Message "A Data Plan For Internet Services From MERCEDES Me Portal Is Needed To Use This Service" In The Head Unit (LI82.85-P-069515)
- Audio 20: Welcome Light Settings MISADJUSTED After Bus Idle (LI82.85-P-069261)
- Remote Engine Start (Res) Feature Inoperative (LI82.95-P-065940)
- Vehicle Does Not Start, Battery Discharged. (LI54.10-P-066342)
- GARMIN Map Pilot: NTG5*1 - FRESHMAP Not Possible (LI82.85-P-066702)
- Malfunctions Of Various Control Units And/Or On-Board Power Supply Problems Caused By Water In The Control Unit Tray Under The Driver/Front Passenger Seat (Dislocated, Pinched Or Leaking Condensation Hose) (LI83.00-P-052510)
- Malfunction Of Additional Battery In The Ic And Fault Code B11C11B In CBC (SAM) N10 (LI54.10-P-065902)
Anti-Theft Systems
- Anti-Theft Alarm System Triggers Without Obvious Cause (VERSION 3)
- Remote Engine Start (Res) Feature Inoperative (LI82.95-P-065940)
Automatic Trans
- Lubricating Oil Analysis Information (LI01.00-P-068886)
- 7G-DCT: FC 051300 In Fault Memory After Voltage Fluctuations In On-Board Electrical System (LI54.21-P-064054)
- 7G-DCT: Scratching Noise When Changing Gear From D To R When Transmission Cold (LI27.50-P-064440)
- Howling Noise In Interior (LI27.57-P-064623)
Auxiliary Emission Control Systems
- Lower Control Element (Off-Road Control Element) Inoperative During The Diagnosis (LI82.00-P-075726)
- Engine Does Not Heat Up To Operating Temperature (LI20.00-P-063327)
- Malfunctions Of Various Control Units And/Or On-Board Power Supply Problems Caused By Water In The Control Unit Tray Under The Driver/Front Passenger Seat (Dislocated, Pinched Or Leaking Condensation Hose) (LI83.00-P-052510)
- I/M 240 Emissions Testing On Dynamometer (14.00/31)
Axle Shafts
- Throttle Lift-Off Clunking Noises At Drive Shafts Of Front Axle (VERSION 9)
- Noises At Front Axle When Steering (V6)
- Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
Body Electrical
- Wiring Damage On More Than 10 Wires (LI54.18-P-072022)
- NTG5*1, Audio 20: Connected USB Devices Are No Longer Detected By The Multimedia Connection Unit. Also With Smartphone Integration Package (LI82.85-P-066037)
Body Interior
- Message "SOS - Service Not Activated" In Instrument Cluster B15CE00 (LI82.85-P-067581)
- 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)
- NTG 5*1 COMAND - Scrolling Stations From The Steering Wheel Controls Does Not Function Intermittently (LI82.85-P-066013)
- Vehicle Does Not Start, Battery Discharged. (LI54.10-P-066342)
- Malfunctions Of Various Control Units And/Or On-Board Power Supply Problems Caused By Water In The Control Unit Tray Under The Driver/Front Passenger Seat (Dislocated, Pinched Or Leaking Condensation Hose) (LI83.00-P-052510)
- Malfunction Of Additional Battery In The Ic And Fault Code B11C11B In CBC (SAM) N10 (LI54.10-P-065902)
Brakes Control Systems
- Message In Instrument Cluster "Unavailable! - Esp - Service Required" (LI42.47-P-068826)
Collision/Avoidance
- Ic Message: "Blind Spot Assist Inoperative" - Radar Sensor Not Configured (LI54.71-P-066010)
- Blind Spot Assist Inoperative (LI54.71-P-056477)
Communication Devices
- Anti-Theft Alarm System Triggers Without Obvious Cause (VERSION 3)
- MBUX Multimedia System: The Head Unit Does Not Start-Up At Ignition On B19C804 (LI82.85-P-069381)
- Message "SOS - Service Not Activated" In Instrument Cluster B15CE00 (LI82.85-P-067581)
- MERCEDES Me Connect Inoperative/Vehicle Offline (LI82.95-P-076991)
- B129C00 - Instrument Cluster Warning: SOS Inoperative (LI82.85-P-076800)
- 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)
- COMAND/MBUX USB Map Update: Aborts, Does Not Load To Head Unit (LI82.85-P-071933)
- COMAND Download Manager (DLM): Download Aborted, Does Not Load To Selected USB Drive (LI82.85-P-071912)
- NTG 5*1 COMAND - Scrolling Stations From The Steering Wheel Controls Does Not Function Intermittently (LI82.85-P-066013)
- MBRACE System Software Update (LI82.95-P-070522)
- NTG4, NTG4.5 With Code 512, Vehicle Positioning On Map Delayed By Up To 30 Minutes, Wrong Date And Time, They Cannot Be Adjusted (LI54.30-P-069636)
- MB App IHEART Radio Is No Longer Available After A Head Unit Update (LI82.85-P-068646)
- Info-Call/S24H-Call/MB Contact: Change Of Language Setting At Customer Request (LI82.85-P-068445)
- COMAND Online: Some Contacts On The Telephone Are Not Found Via Voice Control (LI82.70-P-066767)
- NTG5*1, Audio 20: Connected USB Devices Are No Longer Detected By The Multimedia Connection Unit. Also With Smartphone Integration Package (LI82.85-P-066037)
- GARMIN Map Pilot: NTG5*1 - FRESHMAP Not Possible (LI82.85-P-066702)
- Message "SOS - Service Not Activated" In Instrument Cluster (LI82.85-P-065949)
Cooling System (Mechanical)
- ALS Engine Oil, Diesel Fuel, And Coolant Analysis Information (LI01.00-P-077591)
- Engine Does Not Heat Up To Operating Temperature (LI20.00-P-063327)
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 Front Axle (VERSION 9)
- Lubricating Oil Analysis Information (LI01.00-P-068886)
- Shifting Jolt When Shifting From 3-2 And 2-1 (LI27.10-P-074556)
- Creaking Noise On The Front Axle When Steering (LI32.25-P-067319)
Electric Converters and Controllers
- A26/17 - MBUX Multimedia System (Head Unit) NTG7 - Radio Function Is Not Available (VERSION 4)
Electric Motor Systems
- Noises At Front Axle When Steering (V6)
Electronic Steering
- Squeaking Noise From Area Of Input Shaft Of Electric Steering (LI46.35-P-074816)
Engine Control Systems
- "SOS Nonfunctional" Message In The Instrument Cluster Display. DTC B129C00 Stored In Control Unit HERMES (LI82.95-P-074844)
- Vehicle Does Not Start, Battery Discharged. (LI54.10-P-066342)
- Engine Does Not Heat Up To Operating Temperature (LI20.00-P-063327)
- Malfunctions Of Various Control Units And/Or On-Board Power Supply Problems Caused By Water In The Control Unit Tray Under The Driver/Front Passenger Seat (Dislocated, Pinched Or Leaking Condensation Hose) (LI83.00-P-052510)
- Engine Oil Level Above Max (LI18.40-P-066105)
Entertainment Systems
- Symptoms With Driver Display And/Or Central Display (VERSION 2)
- A26/17 - MBUX Multimedia System (Head Unit) NTG7 - Radio Function Is Not Available (VERSION 4)
- MBUX Multimedia System: The Head Unit Does Not Start-Up At Ignition On B19C804 (LI82.85-P-069381)
- Message "SOS - Service Not Activated" In Instrument Cluster B15CE00 (LI82.85-P-067581)
- 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)
- MFA2 AMG Variants - Subwoofer Does Not Emit Any Entertainment Sound (LI82.62-P-075184)
- COMAND/MBUX USB Map Update: Aborts, Does Not Load To Head Unit (LI82.85-P-071933)
- COMAND Download Manager (DLM): Download Aborted, Does Not Load To Selected USB Drive (LI82.85-P-071912)
- NTG 5*1 COMAND - Scrolling Stations From The Steering Wheel Controls Does Not Function Intermittently (LI82.85-P-066013)
- Audio 20/COMAND Online USB 3.X Flash Drive Inoperative (LI82.60-P-070567)
- Audio 20: Apple CARPLAY Displays Pixelated Image (LI82.85-P-069318)
- Message "A Data Plan For Internet Services From MERCEDES Me Portal Is Needed To Use This Service" In The Head Unit (LI82.85-P-069515)
- The MB Apps Are Inoperative After A Head Unit Software Update (LI82.85-P-068738)
- NTG5*1, Audio 20 - After ECO Start/Stop, USB Music Stick Is Reloaded And Music Playback Begins At Track 1 (LI82.60-P-066763)
- MB App IHEART Radio Is No Longer Available After A Head Unit Update (LI82.85-P-068646)
- Info-Call/S24H-Call/MB Contact: Change Of Language Setting At Customer Request (LI82.85-P-068445)
- Audio 20: Symbols In The Status Line In The Central Display Can Overlap (LI82.85-P-068378)
- Navigation Destinations Cannot Be Found In Poi Download/"Send2BENZ" Service Inoperative (LI82.85-P-068210)
- NTG5*1, Audio 20: Connected USB Devices Are No Longer Detected By The Multimedia Connection Unit. Also With Smartphone Integration Package (LI82.85-P-066037)
- Audio 20: Apple CARPLAY Inoperative (LI82.85-P-067250)
- GARMIN Map Pilot: NTG5*1 - FRESHMAP Not Possible (LI82.85-P-066702)
- Malfunctions Of Various Control Units And/Or On-Board Power Supply Problems Caused By Water In The Control Unit Tray Under The Driver/Front Passenger Seat (Dislocated, Pinched Or Leaking Condensation Hose) (LI83.00-P-052510)
Exhaust
- Squeaking Noise From The Exhaust Flap (LI49.10-P-064655)
- M133: Exhaust Gas Flap Noises (LI49.00-P-066785)
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
- Headlamps Fogged (LI82.10-P-063239)
- Malfunctions Of Various Control Units And/Or On-Board Power Supply Problems Caused By Water In The Control Unit Tray Under The Driver/Front Passenger Seat (Dislocated, Pinched Or Leaking Condensation Hose) (LI83.00-P-052510)
Frames, Subframes & Crossmembers
- Odor In Passenger Compartment (LI00.00-P-066046)
Front Suspension
- Noises At Front Axle When Steering (V6)
- Creaking Noise On The Front Axle When Steering (LI32.25-P-067319)
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)
- Complaint Of Noise From Area Of Steering Column (LI46.15-P-070510)
- Message "MERCEDES Me Connect Services Limited. See Owner's Manual" In Instrument Cluster MULTIFUNCTION Display (LI54.30-P-066410)
- NTG4, NTG4.5 With Code 512, Vehicle Positioning On Map Delayed By Up To 30 Minutes, Wrong Date And Time, They Cannot Be Adjusted (LI54.30-P-069636)
- Instrument Panel Noises In Area Of Instrument Cluster Faceplate In BR 117/156/176 (LI68.10-P-066437)
- Message "SOS - Service Not Activated" In Instrument Cluster (LI82.85-P-065949)
Headlights
- Headlamp Leak Test (VERSION 1)
- Headlamps Fogged (LI82.10-P-063239)
- Malfunctions Of Various Control Units And/Or On-Board Power Supply Problems Caused By Water In The Control Unit Tray Under The Driver/Front Passenger Seat (Dislocated, Pinched Or Leaking Condensation Hose) (LI83.00-P-052510)
HVAC Control Systems
- Noises From Air Conditioning Due To Foreign Bodies In The Blower (LI83.10-P-071667)
- Ac Intermittently Blows Hot After ECO Start/Stop (LI83.30-P-068004)
- Odor In Passenger Compartment (LI00.00-P-066046)
Infotainment
- A26/17 - MBUX Multimedia System (Head Unit) NTG7 - Radio Function Is Not Available (VERSION 4)
- MBUX Multimedia System: The Head Unit Does Not Start-Up At Ignition On B19C804 (LI82.85-P-069381)
- Message "SOS - Service Not Activated" In Instrument Cluster B15CE00 (LI82.85-P-067581)
- 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)
- MERCEDES Me Connect Services Cannot Be Activated Due To APN Network Configuration (LI82.85-P-074413)
- COMAND/MBUX USB Map Update: Aborts, Does Not Load To Head Unit (LI82.85-P-071933)
- COMAND Online: USB Map Update Is Aborted, Navigation No Longer Functions (LI82.85-P-066769)
- COMAND Download Manager (DLM): Download Aborted, Does Not Load To Selected USB Drive (LI82.85-P-071912)
- NTG 5*1 COMAND - Scrolling Stations From The Steering Wheel Controls Does Not Function Intermittently (LI82.85-P-066013)
- MBRACE System Software Update (LI82.95-P-070522)
- Audio 20: Apple CARPLAY Displays Pixelated Image (LI82.85-P-069318)
- Message "A Data Plan For Internet Services From MERCEDES Me Portal Is Needed To Use This Service" In The Head Unit (LI82.85-P-069515)
- NTG4, NTG4.5 With Code 512, Vehicle Positioning On Map Delayed By Up To 30 Minutes, Wrong Date And Time, They Cannot Be Adjusted (LI54.30-P-069636)
- MB App IHEART Radio Is No Longer Available After A Head Unit Update (LI82.85-P-068646)
- Info-Call/S24H-Call/MB Contact: Change Of Language Setting At Customer Request (LI82.85-P-068445)
- Audio 20: Symbols In The Status Line In The Central Display Can Overlap (LI82.85-P-068378)
- Navigation Destinations Cannot Be Found In Poi Download/"Send2BENZ" Service Inoperative (LI82.85-P-068210)
- GARMIN Map Pilot: NTG5*1 - FRESHMAP Not Possible (LI82.85-P-066702)
Interior/Exterior Trim
- Water Ingress At A-Pillar (LI77.00-P-063165)
- Carbon Fiber Repair (LI98.00-P-067242)
- Instrument Panel Noises In Area Of Instrument Cluster Faceplate In BR 117/156/176 (LI68.10-P-066437)
Interior/Illumination Lights
- Audio 20: Welcome Light Settings MISADJUSTED After Bus Idle (LI82.85-P-069261)
Lubrication System
- Lubricating Oil Analysis Information (LI01.00-P-068886)
- ALS Engine Oil, Diesel Fuel, And Coolant Analysis Information (LI01.00-P-077591)
- Yellow SWARF/Particles In Oil (LI03.10-P-067389)
- Engine Oil Level Above Max (LI18.40-P-066105)
Manual Steering
- Evaluating Play In Rack-And-Pinion Steering (LI46.20-P-071904)
- Creaking Noise On The Front Axle When Steering (LI32.25-P-067319)
- Cracking Noise At Limit Stop Of Electric Steering (LI46.35-P-067121)
Mechanical
- Odor In Passenger Compartment (LI00.00-P-066046)
- Yellow SWARF/Particles In Oil (LI03.10-P-067389)
- Whistling Or Squeaking Noise In Engine Compartment From Drive Belt Area (LI01.20-P-066784)
- Engine HYDROLOCK Repairs / Diagnosis (TT 02/11-B)
Mechanical - Hydraulic
- Brake Noise On AMG Vehicles (VERSION 9)
- Vibration Or Noise When Braking (LI42.10-P-061801)
- Diagnosing Complaints Of Brake Pulsation (TT 06/15-O)
- Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
Procedures
- 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)
- BR213 - Wrinkling In Left And Right Seat Cushion Covers On Rear Bench Seat (LI91.12-P-066074)
- Splitting Of Seat Covers (LI91.10-P-063393)
- Lever For Seat Height Adjustment Worn (LI91.10-P-067199)
Starter
- Remote Engine Start (Res) Feature Inoperative (LI82.95-P-065940)
- Malfunctions Of Various Control Units And/Or On-Board Power Supply Problems Caused By Water In The Control Unit Tray Under The Driver/Front Passenger Seat (Dislocated, Pinched Or Leaking Condensation Hose) (LI83.00-P-052510)
- Starter Battery Discharged Due To Excessively High Quiescent Current (LI82.85-P-066086)
- Direct Starting/ ECO Start/Stop Inoperative And Fault Code B21059A Current And Stored In CBC (Front SAM) (LI54.10-P-065994)
- Malfunction Of Additional Battery In The Ic And Fault Code B11C11B In CBC (SAM) N10 (LI54.10-P-065902)
Steering Column
- Creaking/Humming During Steering Column Adjustment (Height/Longitudinal Adjustment) (LI46.15-P-076223)
- AMG Performance Steering Wheel Heavily Soiled/Worn (LI46.10-P-055432)
- Plastic Element On Release Lever Of Manual Steering Column Adjuster Loose (LI46.15-P-068465)
Steering Control Systems
- Noises At Front Axle When Steering (V6)
- Complaint Of Noise From Area Of Steering Column (LI46.15-P-070510)
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)
Sun Roof/T-Top/Convertible Top
- Water Ingress At A-Pillar (LI77.00-P-063165)
- Odor In Passenger Compartment (LI00.00-P-066046)
System
- Engine Does Not Heat Up To Operating Temperature (LI20.00-P-063327)
- Malfunctions Of Various Control Units And/Or On-Board Power Supply Problems Caused By Water In The Control Unit Tray Under The Driver/Front Passenger Seat (Dislocated, Pinched Or Leaking Condensation Hose) (LI83.00-P-052510)
- Starter Battery Discharged Due To Excessively High Quiescent Current (LI82.85-P-066086)
Transmission Control Systems
- 7G-DCT: FC 051300 In Fault Memory After Voltage Fluctuations In On-Board Electrical System (LI54.21-P-064054)
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
- Center Caps On The Wheels May Have Surface Damage, Corrosion, Or Fading (LI40.10-P-068659)
- Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
Wiper/Washer Systems
- Complaints About Noises Or Poor Windshield Wiper Wiping Performance (LI82.30-P-059239)
Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.)
- NTG5*1, Audio 20: Connected USB Devices Are No Longer Detected By The Multimedia Connection Unit. Also With Smartphone Integration Package (LI82.85-P-066037)