2014 Mercedes-Benz B-Class Electric Technical Service Bulletins

31 technical service bulletins (TSBs) are on record for the 2014 Mercedes-Benz B-Class Electric. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11017500Apr 28, 2025Exterior lighting. Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can occur under certain climatic conditions. In contrast to a leaky headlamp, physical fogging does not result in a technical impairment of the headlamp. A leak test must be performed to determine if physical fogging exists or if the headlamp is leaky. Remedy Check for external damage: You can identify a damaged…
• 11017496Apr 28, 2025Exterior lighting. Complaint Headlamp, front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. Remedy NOTE: If a pressure compensation diaphragm is fitted in the housing cover, then the lamp unit is a "closed system". Headlamp: Remedy 1 Clearing fogged/condensed LED headlamps and LED rear…
• 11015640Mar 5, 2025Electrical system. Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party during a call. It becomes increasingly difficult to understand as the speed rises. Cause A. Seating of the microphones in the headliner. Side edges are covered by the textile cover (see picture "1") B. Assembly of microphones (B25/20 or B25/21)…
• 11009122Oct 23, 2024Visibility (wipers, defrost, mirrors), Body and structure. Complaint Washer fluid system leaks Cause Various possible causes: 1. Washer fluid reservoir itself. 2. Seal on washer fluid pump/washer fluid reservoir. 3. Washer fluid pump. 3.1. Distributor housing leaks. 3.2. Pump fitting leaks. 3.3. Washer fluid hose cannot be snapped into place on pump fitting. 3.4. Washer fluid hose will not stay on pump fitting, although connector OK. 4. Washer fluid line. 4.1 Connector…
• 11008091Sep 28, 2024Electrical system. Complaint During a phone call, the called party has difficulty understanding/cannot understand the driver, or interference/background noises are audible to the called party during a call. It becomes increasingly difficult to understand as the speed rises. Cause A. Seating of the microphones in the headliner. Side edges are covered by the textile cover (see picture "1") B. Assembly of microphones (B25/20 or B25/21)…
• 11007974Sep 21, 2024Exterior lighting. Complaint Headlamps leaking or fogged Cause The fogging of the headlamp is a natural phenomenon which can occur under certain climatic conditions. In contrast to a leaky headlamp, physical fogging does not result in a technical impairment of the headlamp. A leak test must be performed to determine if physical fogging exists or if the headlamp is leaky. Remedy In advance, observe LI82.10-P-078301 "Headlamps or Front…
• 11007753Sep 10, 2024Exterior lighting. Complaint Headlamp or front fog lamp leaky or fogged Cause Fogging of the headlamps is a natural phenomenon, which can occur under certain climatic conditions. It does not lead to any technical impairment of the headlamp. Headlamps comply with all applicable standards. If a pressure compensation diaphragm is fitted in the housing cover, then the lamp unit is a "closed system". Remedy Headlamp: Remedy 1 Clearing…
• 11005294Jul 23, 2024Exterior lighting. Complaint Rear lamps fogged up/not leaktight. Cause Fogging of the rear lamps is a natural phenomenon, which can occur under certain climatic conditions. This does not lead to any technical impairment of the rear lamps. Remedy Rear lamp: Remedy 1: Clearing fogged/condensed rear lamps: 1. Drive the vehicle into the workshop (temperature higher than +18 °C/+64.4 °F) Note: Do not wash the vehicle or subject it to…
• 10248162Dec 4, 2023Seats. Crease formation on genuine leather seat covers in vehicles with low mileage • Objects left on the seats for extended periods of time (pressure marks). • Objects wedged between the seat backrest and seat cushion (e.g. seat belt buckle). • Light initial creases due to vehicle handling. • Light creases in the outer covers originating from the production process (missing finish). Heat treatment of…
• 10241790Aug 18, 2023Equipment, Electrical system. The Mercedes me connect services cannot be activated. The remote status data does not update. Error in N112/9 - control unit for telematics services (HERMES). In the HERMES control unit log, under the "URL" tab, the value DEFAULT is stored for "atpServerUrl" and/or "rcsServerUrl". Please carry out a re-commissioning of the control unit N112/9 - Control unit for telematics services (HERMES), which includes both a…
• 10162197May 22, 2019Electrical system. "High-voltage battery warning message" in instrument cluster
• 10151943Jul 16, 2018Transmission and drivetrain. 7G-DCT: Scratching noise when changing gear from D to R when transmission cold.
• 10135439Jan 10, 2018Equipment. Audio/COMAND display: Sporadic failures of central display
• 10205225Aug 26, 2016Exterior lighting. Headlamps fogged.
• 10205143Aug 15, 2016Equipment, Transmission and drivetrain. Clacking noises from the front axle area.
• 10136077Jun 17, 2016Electrical system. Update Powertrain and Gateway Control Module Software
• 10135835Apr 20, 2015Equipment. Range of electric vehicles
• 10167529Mar 28, 2014Seats. White stains occur on the Dinamica covers in the areas of the cushion cover and backrest cover.
• 10167517Mar 18, 2014Equipment. The center stowage compartment does on close or open smoothly.
• 10167512Mar 13, 2014Electrical system. ESP®, BAS, PRE-SAFE®, HOLD function, Hill-Start Assist and ESP® trailer stabilization are unavailable due to a malfunction. Also the adaptive brake lights, Adaptive Brake Assist and/or ATTENTION ASSIST may have failed or be deactivated. The brake system continues to operate with normal effectiveness. The support functions listed may have failed, but are available again after an ignition off/on cycle.
• 10167511Mar 7, 2014Engine cooling. Engine diagnosis warning lamp is active. One or more of the faults listed under 'Control unit / Fault code' relating to the throttle valve actuator (M16/6) and/or oxygen sensor (G3/1 and/or G3/2) are stored in the engine control unit.
• 10167497Mar 4, 2014Transmission and drivetrain. Transmission intermittently fails to shift, vehicle jolts in higher gears. The dual clutch transmission (DKG) control unit contains the stored FC 92177 or FC 92100 ("The shift valve of the internal shaft has a malfunction. The commanded position cannot be reached"). In the extended fault freeze frame data it can be seen that this fault was set in 7th gear - see Figure 1 in attachment.
• 10167525Mar 3, 2014Equipment. Apple products (iPhone or iPod) are not charged via the serial USB interface of the COMAND Online control unit (A40/3) in the stowage compartment of the center console.
• 10167510Feb 28, 2014Electrical system, Transmission and drivetrain. The vehicle cannot be started The vehicle may start by itself shortly after the startup attempt with a delay, as the relay can be late closing. and/or The gear selection is displayed, but no gear is engaged. Gear selection is not possible. and/or Rear window wiper inoperative. and/or Various fault codes concerning disrupted communication paths are stored and/or the corresponding control units are not displayed in…
• 10167015Feb 10, 2014Electrical system. The key is not recognized in the electronic ignition switch, the vehicle cannot be started and/or the automatic transmission may perform an "Automatic P function" at speeds below 6 km/h.
• 10166986Feb 6, 2014Transmission and drivetrain. Reverse gear cannot be engaged. The following fault code is stored in the dual clutch transmission (DKG) control unit: FC 074600 -> Pressure regulating valve 1 does not close or FC 077600 -> Pressure regulating valve 1 does not close In the extended fault freeze frame data it can be seen that both clutches are pressurized when the fault code 074600 or 077600 occurs - see Figure 1 in attachment.
• 10167577Jul 23, 2013Visibility (wipers, defrost, mirrors). Since 12/2012 (model 166) and since 06/2013 (model 242) the glass breakage loops are no longer in the side windows and rear window. Suitable interior protection ensures that the interior monitoring function continues to operate correctly.
• 10167550Jul 18, 2013Steering. Single, throttle lift-off, clunking noise from the side shaft when starting off (audible at the wheel). The clunk is heard once when changing from forward to reverse (and vice versa).
• 10167564Jul 12, 2013Electrical system. Customer experiences low battery conditions, resulting in jump starts, and eventually requiring battery replacement.
• 10167563Jul 8, 2013Electrical system. The COMAND unit does not start or the COMAND display remains dark. The COMAND unit cannot be operated. Note: The problem disappears after a lengthy idle period (>6h) or after interrupting the power supply (circuit 30).
• 10167551Jul 3, 2013Steering. Vehicle wanders to the left or right.

← All problems reported for the 2014 Mercedes-Benz B-Class Electric