Technical Service Bulletins

A/C Compressor
- 167 Air Conditioning System Leak (VERSION 20)
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)
- COMAND Download Manager (DLM): Download Aborted, Does Not Load To Selected USB Drive (LI82.85-P-071912)
Anti-Theft Systems
- Anti-Theft Alarm System Triggers Without Obvious Cause (VERSION 3)
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)
- Leaks On Transmission 725.0 (LI27.10-P-063063)
Axle Shafts
- 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)
- Level 1 Charging Cable For At-Home Charging Is Missing (LI47.70-P-076028)
Body Electrical
- 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)
Collision/Avoidance
- Event Codes U0401FC And U0401FD In Control Unit IDC213 - N62/4 (LI54.71-P-077938)
- Message In Driver Display: "Active Brake Assist Function Restricted" U111B87, U11A600, U0416FE, U151AFE, U151687, U145CFA (LI54.71-P-077857)
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)
- 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)
- Apple CARPLAY Cannot Be Operated Via Touchpad (LI82.85-P-075044)
- 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)
- Free Browsing, Internet Access Via WI-FI HOTSPOT And Internet Radio Nonfunctional (LI82.85-P-068846)
- COMAND Download Manager (DLM): Download Aborted, Does Not Load To Selected USB Drive (LI82.85-P-071912)
Cooling System (Mechanical)
- Yellow "Coolant" Message In Instrument Cluster (VERSION 3)
- ALS Engine Oil, Diesel Fuel, And Coolant Analysis Information (LI01.00-P-077591)
Cooling Systems
- ALS Engine Oil, Diesel Fuel, And Coolant Analysis Information (LI01.00-P-077591)
Differentials & Drive Axles
- Model Series 167: Cracking Noises From The Area Of The Rear Axle Or A Message In The Instrument Cluster "Esp, Abs Failed" (LI35.30-P-077843)
Electric Converters and Controllers
- A26/17 - MBUX Multimedia System (Head Unit) NTG7 - Radio Function Is Not Available (VERSION 4)
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)
Electronic Suspension
- Malfunction Due To Dirt In The ELECTROHYDRAULIC Suspension (ESUSPENSION) (LI32.50-P-075055)
Engine Control Systems
- Yellow "Coolant" Message In Instrument Cluster (VERSION 3)
- Event Codes U0401FC And U0401FD In Control Unit IDC213 - N62/4 (LI54.71-P-077938)
- Check Engine Light On And FC P146364 Stored In Engine And Fuel Pump Control Units (LI47.20-P-071172 V2)
- 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)
- M176/M177/M178 Series Engine With CEL For Misfire (LI07.61-P-073583)
Entertainment Systems
- 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)
- X167 GLS600 MAYBACH - CCR Tablet Cannot Connect To MBUX (LI82.60-P-076966)
- MBUX NTG7 Without Code 365 Navigation - Radio Station Logos No Longer Displayed After Software Update (LI82.85-P-076200)
- COMAND/MBUX USB Map Update: Aborts, Does Not Load To Head Unit (LI82.85-P-071933)
- Free Browsing, Internet Access Via WI-FI HOTSPOT And Internet Radio Nonfunctional (LI82.85-P-068846)
- COMAND Download Manager (DLM): Download Aborted, Does Not Load To Selected USB Drive (LI82.85-P-071912)
Exhaust
- M176/M177/M178 Series Engine With CEL For Misfire (LI07.61-P-073583)
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)
- 167 Body Noise From B/C/D Pillars (LI63.20-P-073629)
Exterior Lights
- Rear Lamps Fogged Up Or Not LEAKTIGHT (VERSION 2)
- Instrument Cluster Message - Rear Lamp Turn Signal Light B164B49, B164A49 (LI82.10-P-076837)
- Memory Function Of Outside Mirror (Actuated Mirror-Inverted) (LI88.79-P-075629)
Fuel System
- Check Engine Light On And FC P146364 Stored In Engine And Fuel Pump Control Units (LI47.20-P-071172 V2)
- 167 GLE/GLS And 167 MAYBACH With M177LS2 - CEL For P218762/P218797/P218962/P218997: The Mixture Is Too Lean At Idle Speed (Bank 1/Bank 2) (LI07.61-P-072259)
Fuses & Circuit Breakers
- Wiring Damage On More Than 10 Wires (LI54.18-P-072022)
Gauges & Instrument Panels
- Model Series 167: Cracking Noises From The Area Of The Rear Axle Or A Message In The Instrument Cluster "Esp, Abs Failed" (LI35.30-P-077843)
- Message In Driver Display: "Active Brake Assist Function Restricted" U111B87, U11A600, U0416FE, U151AFE, U151687, U145CFA (LI54.71-P-077857)
- 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)
- Instrument Cluster Message - Rear Lamp Turn Signal Light B164B49, B164A49 (LI82.10-P-076837)
- Weather App Displays The Temperature In The Wrong Unit (LI82.85-P-075375)
- "SOS Nonfunctional" Message In Instrument Cluster And/Or Head Unit (LI82.85-P-075748)
- Model Series167: Noises From Area Of Instrument Panel (LI68.10-P-075301)
- Apple CARPLAY Cannot Be Operated Via Touchpad (LI82.85-P-075044)
Headlights
- Headlamp Leak Test (VERSION 1)
- Headlamps Or Front Fog Lamps Leaking Or Fogged (VERSION 1)
- Fogged Headlamp With Desiccant Pack Installed - Closed Ventilation System (VERSION 1)
- Fogged Headlamp With Desiccant Pack Installed - Open Ventilation System (VERSION 1)
HVAC Control Systems
- 167 Air Conditioning System Leak (VERSION 20)
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)
- X167 GLS600 MAYBACH - CCR Tablet Cannot Connect To MBUX (LI82.60-P-076966)
- B129C00 - Instrument Cluster Warning: SOS Inoperative (LI82.85-P-076800)
- 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)
- Apple CARPLAY Cannot Be Operated Via Touchpad (LI82.85-P-075044)
- 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)
- Free Browsing, Internet Access Via WI-FI HOTSPOT And Internet Radio Nonfunctional (LI82.85-P-068846)
- COMAND Download Manager (DLM): Download Aborted, Does Not Load To Selected USB Drive (LI82.85-P-071912)
Interior/Exterior Trim
- 167 Body Noise From B/C/D Pillars (LI63.20-P-073629)
Lubrication System
- ALS Engine Oil, Diesel Fuel, And Coolant Analysis Information (LI01.00-P-077591)
- M17X - Oil Leak From Driver's Side Area Of Vehicle (LI01.40-P-074393)
Manual Steering
- Warning Message "Steering" - No Power Steering Following Engine Start (LI46.35-P-075512)
- Evaluating Play In Rack-And-Pinion Steering (LI46.20-P-071904)
Mechanical
- M17X - Oil Leak From Driver's Side Area Of Vehicle (LI01.40-P-074393)
- Engine HYDROLOCK Repairs / Diagnosis (TT 02/11-B)
Mechanical - Hydraulic
- Message In Driver Display: "Active Brake Assist Function Restricted" U111B87, U11A600, U0416FE, U151AFE, U151687, U145CFA (LI54.71-P-077857)
- Diagnosing Complaints Of Brake Pulsation (TT 06/15-O)
- Cleaning Axle Hubs When Installing Brake Discs (42.10/123A)
Procedures
- XENTRY Battery Tester Results Disagree With Workshop Assessment (LI54.10-P-071499 V5)
- Vehicle Handover Cannot Be Performed (LI00.20-P-077615)
- Vehicle Registration Failure In The State Of CALIFORNIA Due To Arb Adoption Of Bar-OIS Modified Software Regulations (LI07.61-P-073379)
Seats
- Model Series 167: Seats Malfunction In 2ND Or 3RD Seat Row (LI91.12-P-073742 V4)
- 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)
Starter
- XENTRY Battery Tester Results Disagree With Workshop Assessment (LI54.10-P-071499 V5)
Steering Column
- Knocking Noise In The Area Of The Steering Gear Or Steering Column Tube When Braking Or Moving Off; The Steering Wheel Can Also Be Felt To "Crack" (LI46.10-P-077391)
- 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)
Steering Control Systems
- Knocking Noises From Area Of Steering Gear (LI46.35-P-075933)
- Model Series 167 Steering Wheel Surface Damage (LI46.10-P-073901)
Steering Gear
- Knocking Noise In The Area Of The Steering Gear Or Steering Column Tube When Braking Or Moving Off; The Steering Wheel Can Also Be Felt To "Crack" (LI46.10-P-077391)
- Knocking Noises From Area Of Steering Gear (LI46.35-P-075933)
Suspension Control Systems
- Malfunction Due To Dirt In The ELECTROHYDRAULIC Suspension (ESUSPENSION) (LI32.50-P-075055)
System
- Check Engine Light On And FC P146364 Stored In Engine And Fuel Pump Control Units (LI47.20-P-071172 V2)
Transfer Case
- Vibration Or Jolt When Accelerating From The Drivetrain (VERSION 4)
Transmission Control Systems
- Model Series 223 - Jolting In E-Mode At 25-40 Mph (VERSION 1)
- Initial Startup Not Possible After Replacement Of Transmission 725.0 Or Of ELECTROHYDRAULIC Controller Unit (LI27.00-P-068206)
TSB
- Proper Application Of Chip Protection Films (VERSION 1)
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)
Wiper/Washer Systems
- Complaints About Noises Or Poor Windshield Wiper Wiping Performance (LI82.30-P-059239)