2018 BMW M550I Technical Service Bulletins

285 technical service bulletins (TSBs) are on record for the 2018 BMW M550I. 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.

• 11017101Apr 18, 2025Electrical system, Air bags. The Supplemental Restraint Systems (SRS) Front Passenger’s Seat Occupancy Capacitive Interior Sensor (CIS) Mat for defects in materials and/or workmanship that causes a false seat occupancy alert to occur has been extended to 10 years / 120,000 miles as determined from the vehicle's original in-service / first delivery date.
• 10252031Mar 14, 2024Exterior lighting. One or more of the LED daytime running lights are dim or discolored.
• 10249437Jan 16, 2024Electrical system, Visibility (wipers, defrost, mirrors). The basic conditions for initializing the power windows are not met.
• 10249027Jan 11, 2024Electrical system. The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information for the dealer on how to handle “discharged battery” complaints.
• 10244237Oct 13, 2023Brakes. Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop. CAUSE Material-
• 10242698Aug 1, 2023Body and structure, Visibility (wipers, defrost, mirrors). ?The sunroof will not operate in either direction.
• 10242694Aug 1, 2023Seats. ?The front seat will not calibrate/initialize, and the stored faults cannot be deleted.
• 10242691Aug 1, 2023Steering. ?Unusual noises occur only when operating the steering column in the axial direction.
• 10239614Jun 1, 2023Visibility (wipers, defrost, mirrors). The air conditioning cycles from cold to warm air while driving or while at a stand still. The vent outlet temperatures vary by 25 degrees Fahrenheit or more (38 F to 60 F +) without changing any climate control settings.
• 10239611Jun 1, 2023Exterior lighting, Electrical system. Headlight check control (CC) message 128 "High beam headlight failure" is displayed. The following fault codes are stored during a vehicle test: 80419A - Left high-beam headlight: Short circuit and/or 8041A5 - light outputs: Number of permitted short circuit cycles exceeded
• 10239604Jun 1, 2023Steering. A groaning type noise is heard during the height adjustment.
• 10239602Jun 1, 2023Fuel system. A vehicle arrives at your center to be diagnosed for a micro-leak in the fuel evaporative (EVAP) system (NVLD natural vacuum leak detection). For this condition, the following fault is stored in the DME: 190302 - fuel tank ventilation and scavenging air system, micro-leak: leakage more than 0.5 mm.
• 10239601Jun 1, 2023Equipment. BMW AG has issued a Delivery Stop effective June 6, 2023 on certain Model Year 2023 - 2024 BMW vehicles that were produced between October 26, 2022 and May 8, 2023.
• 10239599Jun 1, 2023Electrical system. With the introduction of the BMW Remote Software Upgrade, all Service Pack 18 vehicles and partial Service Pack 15 vehicles may receive new functionality or modifications in their features.
• 10239595Jun 1, 2023Engine cooling. Radiator Grille Upper and Lower Active Air Flaps limited warranty for defects in materials or workmanship has been extended to 15 years/150,000 miles as determined from the original in-service date.
• 10238090May 1, 2023Electrical system. After programming the head unit (HU-H2), activating the FSC (German word Freischaltcode) Enabling Codes repeatedly fails.
• 10238083May 1, 2023Electrical system. Due to a software error, the vehicle sporadically does not achieve sleep mode. As a result, the 12-volt battery becomes discharged and may cause a no-start condition.
• 10238081May 1, 2023Body and structure. Upon opening and closing the tailgate, a creaking/groaning sound can be heard from tailgate actuator.
• 10236236Apr 1, 2023Electrical system. Issues with the various functions of the camera-based driver assistance systems (KAFAS system) can possibly lead to following customer complaints: KAFAS camera system deactivates itself, due to system restrictions that are not clear to the customer KAFAS camera system cannot be activated due to system restrictions that are not clear to the customer Road signs are sporadically not detected.
• 10235206Mar 1, 2023Lane departure, Equipment. Customer is shown an incorrect GPS location in the vehicle (i.e., Nav Map, coordinates).
• 10235205Mar 1, 2023Electrical system, Equipment. The 3G network in the US has been shut down. This means that only the 4G network will be available. In the 4G network, voice calls will be transferred via the Voice over LTE (VoLTE) function. For this purpose, the SIM card must perform an IMS registration in the mobile communication network. Due to a production error, the telematics control units were delivered without an IMS configuration.
• 10235203Mar 1, 2023Equipment. Customer states there is no audio playback (telephony, navigation, radio) and system sounds (PDC, turn indicators, acoustic signals) may also have failed.
• 10235200Mar 1, 2023Exterior lighting. One or more of the LED daytime running lights are dim or discolored.
• 10235191Mar 1, 2023Electrical system. Due to a software error, the vehicle sporadically does not achieve sleep mode. As a result, the 12-volt battery becomes discharged and may cause a no-start condition.
• 10235181Mar 1, 2023Steering. A groaning type noise is heard during the height adjustment.
• 10235179Mar 1, 2023Engine cooling. There is a howling or whistling noise from under the vehicle at 30 -37 mph (50 -60 km/h) when driving after a cold start, when the outside temperature is 32 F (0 C) or lower.
• 10235178Mar 1, 2023Transmission and drivetrain. BMW AG has issued a Delivery Stop: Due to a software failure, there is the possibility that the transmission does not go into "sleep mode" if the car is turned off.
• 10233157Feb 1, 2023Transmission and drivetrain, Engine cooling. There is a howling or whistling noise from under the vehicle at 30 -37 mph (50 -60 km/h) when driving after a cold start, when the outside temperature is 32 F (0 C) or lower. The noise goes away as the vehicle/driveline reaches operating temperature.
• 10230740Dec 1, 2022Equipment. Customer is shown an incorrect GPS location in the vehicle (i.e., Nav Map, coordinates).
• 10230734Dec 1, 2022Equipment. Due to a software error, Remote Software Upgrade (RSU) and Remote Support are currently not possible. Additionally, the Integrated Owner's Handbook cannot be displayed.
• 10230732Dec 1, 2022Steering. The saved steering column positions, vertical and horizontal, are not stored long term.
• 10230726Dec 1, 2022Engine cooling. There is a howling or whistling noise from under the vehicle at 30 -37 mph (50 -60 km/h) when driving after a cold start, when the outside temperature is 32F (0C) or lower.
• 10230725Dec 1, 2022Body and structure. A cracking, metallic noise from under the center of the vehicle.
• 10230724Dec 1, 2022Engine cooling. Coolant leaking from the engine compartment. Traces of coolant leaking from the expansion tank of the low temperature cooling system.
• 10228433Nov 1, 2022Visibility (wipers, defrost, mirrors). The sunroof will not operate in either direction. There are NO faults stored related to the sunroof. If the vehicle has any faults stored related to the sunroof, this bulletin does not apply.
• 10227575Oct 1, 2022Equipment. The customer complains that the radio stations change by themselves.
• 10227568Oct 1, 2022Lane departure, Seats, Back-over prevention (rear camera), Other or unknown…. According to the customer, the airbag warning light was on, but it may not be illuminated when the vehicle arrives in the workshop. 1. ACSM fault code "930A60 - Seat occupancy detection, front passenger; malfunction" is stored. The fault may or may not currently be present. Or 2. ACSM fault code "930A1C - Front passenger seat occupancy detection transmitting fault(moisture)" is stored. The fault may or may not…
• 10227566Oct 1, 2022Other or unknown, Electrical system. After programming, the customer may complain that the Sport Mode display is not fully displayed in the instrument cluster. Instead of a red background in sport mode, the background is displayed in blue (like ECO PRO mode).
• 10227558Oct 1, 2022Visibility (wipers, defrost, mirrors). After opening the vehicle with the radio remote control and changing the profile, the exterior mirror settings are lost.
• 10224210Aug 1, 2022Equipment. The sound output intermittently drops out entirely. This can be reproduced with all audio sources as well as telephone and voice output.
• 10224186Aug 1, 2022Body and structure, Equipment. Component-Specific Limited Warranty Extension. For the eligible vehicles, BMW of North America, LLC (BMW NA) is extending the limited warranty for the vehicle's Radiator Grille Upper and Lower Active Air Flaps to: 15 years/150,000 miles as determined by the vehicle's original in-service date. 1. Air flap control (link) active, upper (G12, G30 and G32) 2. Air flap control (drive), active, upper 3. Air flaps, upper…
• 10224185Aug 1, 2022Equipment. Component-Specific Limited Warranty Extension. For the eligible vehicles, BMW of North America, LLC (BMW NA) is extending the limited warranty for the vehicle's Leak Diagnosis Module with hose assembly (NVLD, shown) to: 15 years/150,000 miles as determined by the vehicle's original in-service date.
• 10218384Jun 1, 2022Electrical system, Equipment. Vehicle cannot be opened or closed using comfort access, engine start is not possible, and the vehicle may not start when placing the key against the steering column. Note: Opening, closing and starting via the BMW Digital Key or the Digital Key Card are not affected.
• 10218379Jun 1, 2022Visibility (wipers, defrost, mirrors). The air conditioning cycles from cold to warm air while driving or while at a stand still. The vent outlet temperatures vary by 25 degrees Fahrenheit or more (38 F to 60 F +) without changing any climate control settings. In some cases the air conditioning may have stopped blowing cold air altogether.
• 10215750May 1, 2022Electrical system, Engine cooling. BMW offers a new special ISTA Installation made available for Roadside Assistance / Mobile Service technicians. The new ISTA Version is also able to be used in case of a Remote Software Upgrade (RSU) programming failure to get the customer car reprogrammed on site. In case of a Remote Software Upgrade failure, the engine start is prevented for safety reasons until the vehicle is programmed correctly. Most of the…
• 10215742May 1, 2022Equipment. Note: Before performing a repair and submitting a claim, first confirm that the vehicle has the above Notice of Limited Warranty Extension in the DCSnet Warranty Inquiry Vehicle Comments section. If you have Extended Limited Warranty (ELW) eligibility and/or coverage questions, please contact the Warranty department through IDS by selecting Coverage, Policy, Coding Questions and Mileage Corrections prior to…
• 10214992May 1, 2022Electrical system. The functionality of the right rear SRR sensor could be reduced which would display the "Driving Assistance" Check Control Message.
• 10214990May 1, 2022Electrical system. The Headunit High (HU-H), also called NBT, began replacing the Car Information Computer (CIC) on certain MY2013 vehicles with option 609 (as of 7/2012 production). This uses map North America NEXT. The Headunit High 2 (HU-H2), also called NBT-EVO, superseded the NBT HU and was introduced in 3/2014. This uses map North America EVO. The Headunit High 4 (HU-H4, also called MGU21) superseded the MGU starting with…
• 10214985May 1, 2022Equipment. When using the Key Reader to retrieve information from the customer's key, no current vehicle data is available.
• 10214984May 1, 2022Equipment. Check Control Message (CCM) displays "Vehicle key missing" after engine start.

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