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Service bulletins for the 2015 BMW 428i

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

418 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
1238142018-11-13. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; ENGINE. SUBJECT N20, N26, and N55 Engines with Injector Electrical Faults. Any of the following symptoms could occur simultaneously with injector electrical faults stored in the DME: z After the engine is turned off for a short time, it can no longer be started; however, the starter motor turns. z The engine starts but immediately cuts off. z The engine runs erratically or lacks power. z The Service Engine Soon light (MIL) may be on with several poetential faults stored. The DME has malfunctioned due to an internal fault.
1235142018-11-13. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:SOFTWARE; ENGINE. This Service Information bulletin supersedes SI B12 35 14 dated December 2014. designates changes to this revision SUBJECT N20, N26 Service Engine Soon Light On: Fault Code 1B9702 is Stored. The Service Engine Soon light (MIL) is on with only the following fault stored in the DME: z 1B9702: Engine switch-off time, timer, instrument panel timer DME, Comparison: Value of instrument panel timer too low while engine is running This fault will not cause any engine running or drivability problems. Instrument cluster software error.
1204152018-11-13. Service bulletin. ELECTRICAL SYSTEM; ENGINE. SUBJECT DME Internal and Valvetronic Faults Set at Cold Ambient Temperatures. The Service Engine Soon light (MIL) can be illuminated with the erroneous internal and Valvetronic faults stored in the DME. The MIL will only come on if the fault has been detected on two (or more) consecutive drive cycles. The following fault codes may be stored in the DME: E Seriesz 36AE - DME, internal fault, Valvetronic: Current implausible One or more of the following secondary faults may also be stored: z 2DE2 - Valvetronic, actuation, voltage phase: Line disconnection z 2DE3 - Valvetronic, actuation, volt phase: Line disconnection z 2DE4 - Valvetronic, actuation, volt phase: Line disconnection F Seriesz 1F0905 - DME, internal fault, Valvetronic: Current implausible One or more of the following secondary faults may also be stored: z 135B10 - Valvetronic, actuation, voltage phase: Line disconnection z 135B11 - Valvetronic, actuation, volt phase: Line disconnection z 135B12 - Valvetronic, actuation, volt phase: Line disconnection Engine performance and driving characteristics are not affected. DME software diagnostic sensitivity.
1102152018-11-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). SUBJECT Deleting DME Adaptations After Crankshaft Sensor-related Repairs. The erroneous misfire faults are stored, and the Service Engine Soon light (MIL) illuminates The ISTA Service Function to delete the DME adaptations fails to clear the crankshaft incremental wheel adaptation, depending on the current DME software version. This adaptation must be cleared whenever the following repairs are made: 1. Replacement of the crankshaft position sensor 2. Replacement of the incremental sensor wheel on the crankshaft 3. Replacement of the crankshaft 4. Replacement of the crankcase (block) with pistons 5. Replacement of the engine assembly Due to slight tolerance differences with the new replacement hardware and the original learned crankshaft position, values could cause cylinder balance calculation errors by the DME. DME software (the incremental wheel adaptation cannot be cleared)
B1209162018-11-13. Service bulletin. ENGINE AND ENGINE COOLING. N20 - The Service Engine Soon Light is On with DME Fault 118602 Stored. The Service Engine Soon light is on (MIL) with only the following oxygen sensor fault stored. 118602 - Oxygen sensor before catalytic converter, fine mixture control: exhaust gas after catalytic converter too lean CAUSE An actual engine related problem and/or DME software diagnostic.
B1116152018-11-05. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. ?N20 and N26 engine: Smoke from Exhaust when Starting a Cold Engine. When starting a cold engine, blue smoke can be seen emitting from the exhaust tailpipe for approximately 10-20 seconds. No turbo charger boost faults are stored and no drivability issues can be detected. Engine oil leakage into the induction system and/or the turbo charger assembly.
1221142018-11-05. Service bulletin. ENGINE; ELECTRICAL SYSTEM. SI B12 21 14February 2015 Engine Electrical SystemsTechnical Service This Service Information bulletin supersedes SI B12 21 14 dated December 2014. designates changes to this revision SUBJECT Engine Malfunction Warning Illuminated with FC 193208: Fuel Level Plausibility Stored in DME. The customer states that the engine malfunction warning lamp is illuminated, and while filling the fuel tank, the fuel gauge did not show the proper fill level. After the vehicle is driven a short distance, the fuel gauge will update to full. When diagnosed, the following fault is stored in the DME: z FC 193208 Fuel level, plausibility: deviation between consumption and level change Please proceed to the Procedure section. Vehicles with option 610 (Head-Up Display) are not affected. Please follow the ISTA/D test plan for the applicable faults stored in the DME, including the one listed in this bulletin. CAUSE A software error in the instrument cluster causes the fuel gauge to incorrectly update while refilling. The error occurs when the vehicle is powered up after refilling.
B5116152018-11-05. Service bulletin. EQUIPMENT:OTHER:LABELS; ENGINE. "Delivery Stop: Remove Engine Oil Label. Affected vehicles in dealer inventory must not be retailed or delivered until the label is removed. Vehicles at ports of entry will be remedied prior to dealer delivery. On affected vehicles, there is an incorrect label regarding the appropriate engine oil. Affected vehicles can be identified with a ""Vehicle Comment"" in the DCS Warranty Vehicle Inquiry or ISPA Light. https://www.bmwtis.net/tiscode/cgi-bin/bulletin.aspx?sie_path=/tsb/bulletins/htm_store/248...9/3/2016 Page 2 of 2"
B0115162018-11-05. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ELECTRICAL SYSTEM; EQUIPMENT. "N26 LEAK DIAGNOSIS MODULE (NVLD): LIMITED WARRANTY EXTENSION TO 10 YEARS/120,000 MILES FOR ""NON-CALIFORNIA EMISSION"" STATUTE STATES. INFORMATION For the eligible vehicles that are not covered under the ""State of California PZEV (SULEV) emission regulation,"" BMW of North America, LLC (""BMW NA"") is extending the limited warranty for the leak diagnosis module (NVLD) to: 10 years/120,000 miles as determined by the vehicle's original in-service date of a Recall or Service Action. There is no immediate repair required unless the BMW vehicle is currently experiencing this problem. Customer Notification Letter - VIN and Component-specific Warranty Extension Even though this is NOT a Recall, BMW NA will be sending VIN-specific customer notification letters in a phased release."
B2402152018-11-05. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN. 8HP: TRANSMISSION FLUID LOSS FROM COOLER LINES CONNECTIONS. There is a transmission fluid leak in the area around the oil cooler lines (on the transmission side). CAUSE Damaged O-rings due to unfavorable cooling line connection tolerances
B1122162018-11-05. Service bulletin. ENGINE AND ENGINE COOLING. ?"ENGINE OIL PRESSURE" ON LOW MILEAGE CARS. Check Control Message (CCM-212) states: "Engine Oil Pressure. Stop Carefully" The following codes may be stored in the DME fault memory" 1C2002 - Engine oil pump, pressure too low 1FB801 - CCM (ID212) - Oil pressure Also, the vehicle's mileage is very low (below 60 miles), the fault frequency shows only "one" occurrence; faults are not currently present and cannot be reproduced. CAUSE Unfavorable DME software application."
B1303152018-11-05. Service bulletin. ENGINE AND ENGINE COOLING. N20, N26, N55, N63TU, S63TU and S55 Engines: Bosch Injector ETK Part Number Error What's New: ? Procedure change: indentifying injector type using an ISTA test plan. . The current version of the ETK incorporates multiple part number errors for the Bosch type injectors. Ordering the injectors by VIN number or manual identification in ETK may result in an incorrect part number.
B1204172018-11-05. Service bulletin. ENGINE AND ENGINE COOLING. SERVICE ENGINE SOON LIGHT IS ON WITH PT-CAN FAULTS STORED . The Service engine soon light (MIL) is on and the transmission may go into failsafe. The problem may be intermittent along with any of the following check control messages displayed or stored. Transmission temperature Drivetrain fault Chassis stabilization Note: Any combination of the following faults can be stored. DME faults: CDBB04: No message (request, torque, crankshaft, transmission 2), receiver DME, transmitter EGS CDBE04: No message (display, engine speed, dynamic), receiver DME, transmitter EGS CDBF04: No message (status, transmission control unit), receiver DME, transmitter EGS CDC004: No message (diagnosis, OBD gearbox), receiver DME, transmitter EGS CDC104: No message (data, transmission train), receiver DME, transmitter EGS CDC201: No message (request, torque, crankshaft, EGS), receiver DME, transmitter EGS EGS faults: 4209A4: Temperature sensor system: Hotmode 3 - excess temperature CF1501: No message (diagnosis OBD engine), receiver EGS, transmitter DME/DDE CF1521: Message (group fault 1 - effect during driving: considerable): Receiver EGS, transmitter DME/DDE CF1531: Message (group fault 2 - effect on driving: possible): Receiver EGS, transmitter DME/DDE CF1541: Message (group fault 3 - effect on driving: none): Receiver EGS, transmitter DME/DDE CF2C21: Signal (actual engine speed, crankshaft - signals a poor quality useful signal, 0xA5) undefined, transmitter DME/DDE The EGS harness wiring from connector X13*2B becomes damaged due to abrasive movement inside the corrugated housing.
B1110152018-11-05. Service bulletin. ENGINE AND ENGINE COOLING. ?Service Action: Replace the Thermostat What's New: ? Part number and quantity of coolant has been updated. Refer to the Warranty section for details. . The Service Engine Soon light is on with corresponding fault codes in the DME for the engine thermostat.
B1204182018-10-09. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING. BUZZING NOISE FROM VALVETRONIC MOTOR BEFORE OR AFTER ENGINE OPERATION: Buzzing noise may be heard from the Valvetronic motor when the vehicle is unlocked, before the engine is started, or after the engine is turned off.
B1103172018-07-16. Service bulletin. ENGINE AND ENGINE COOLING. N20 AND N26 ENGINE TIMING CHAIN AND OIL PUMP DRIVE CHAIN: LIMITED WARRANTY EXTENSION TO 7 YEARS/70,000 MILES
B0117172018-07-16. Service bulletin. ENGINE AND ENGINE COOLING. N26 ENGINE THERMOSTAT: LIMITED WARRANTY EXTENSION TO 10 YEARS/120,000 MILES FOR ÒNON-CALIFORNIA EMISSIONÓ STATUTE STATES
B0101162018-05-14. Service bulletin. ENGINE AND ENGINE COOLING. N20 Engine Coolant Thermostat: Limited Warranty Extension to 10 Years/120,000 Miles
B1101152018-04-23. Service bulletin. ENGINE. Engine Oil Quick Reference Chart and Drain Plug Torque: The current version of ISTA/D has an error in the engine oil capacity specification for all vehicles with the N63R engine and xDrive.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.