TSB: BMW 1 SERIES M, 128I, 135I, 3 SERIES, 320I, 320XI, 328, 328D, 328I, 328XI, 335, 335I, 335IS, 335XI, 528I, 528XI, 530I, 535I, 535XI, 550I, 550XI, 640I, 650I, 740I, 740LI, 740LXI, 750I, 750LI, 750LXI, 750XI, 760LI, ACTIVEHYBRID 3, ACTIVEHYBRID 5, ACTIVEHYBRID 7, C600 SPORT MAXI-SCOOTER, C650 GT MAXI-SCOOTER, C650 SPORT MAXI-SCOOTER, F 700 GS, F 800 GS, F700 GS, F800 GS, F800 GS ADVENTURE, F800 GT, F800 R, G 650 GS, G 650 GS SERATO, G650GS, G650GS SERTAO, HP4, I8, K 1300 S, K 1600 GT, K 1600 GTL, K1300 S, M3, M5, M6, R 1200 GS, R 1200 GS ADVENTURE, R 1200 R, R 1200 RT, R1200 GS, S 1000 RR, S1000 RR, X1, X1 SAV, X3, X5, X5 SAV, X6, X6 SAC, X6 SAV, Z4 (2013–2019)

Bulletin B170318 — August 1, 2018

Bulletin Details

Bulletin IDB170318
ManufacturerBMW
Models1 SERIES M, 128I, 135I, 3 SERIES, 320I, 320XI, 328, 328D, 328I, 328XI, 335, 335I, 335IS, 335XI, 528I, 528XI, 530I, 535I, 535XI, 550I, 550XI, 640I, 650I, 740I, 740LI, 740LXI, 750I, 750LI, 750LXI, 750XI, 760LI, ACTIVEHYBRID 3, ACTIVEHYBRID 5, ACTIVEHYBRID 7, C600 SPORT MAXI-SCOOTER, C650 GT MAXI-SCOOTER, C650 SPORT MAXI-SCOOTER, F 700 GS, F 800 GS, F700 GS, F800 GS, F800 GS ADVENTURE, F800 GT, F800 R, G 650 GS, G 650 GS SERATO, G650GS, G650GS SERTAO, HP4, I8, K 1300 S, K 1600 GT, K 1600 GTL, K1300 S, M3, M5, M6, R 1200 GS, R 1200 GS ADVENTURE, R 1200 R, R 1200 RT, R1200 GS, S 1000 RR, S1000 RR, X1, X1 SAV, X3, X5, X5 SAV, X6, X6 SAC, X6 SAV, Z4
Model Years2013–2019
Date IssuedAugust 1, 2018
Date Added to NHTSAMay 17, 2021
ComponentENGINE AND ENGINE COOLING
Vehicles Affected82 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

Butt connector for repairing a plug connection. The ?top up coolant? message is displayed in the central display (CC message ID 166). When checking the cooling system there are no leaks found and the expansion tank is filled to the proper l

Affected Vehicles

MakeModelYearComponent
BMW I8 2019 060000 ENGINE AND ENGINE COOLING
BMW I8 2019 118000 ELECTRICAL SYSTEM:SOFTWARE
BMW I8 2017 060000 ENGINE AND ENGINE COOLING
BMW I8 2017 118000 ELECTRICAL SYSTEM:SOFTWARE
BMW I8 2016 060000 ENGINE AND ENGINE COOLING
BMW I8 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
BMW I8 2015 060000 ENGINE AND ENGINE COOLING
BMW I8 2015 118000 ELECTRICAL SYSTEM:SOFTWARE
BMW I8 2014 118000 ELECTRICAL SYSTEM:SOFTWARE
BMW I8 2014 060000 ENGINE AND ENGINE COOLING
BMW 1 SERIES M 2013 110000 ELECTRICAL SYSTEM
BMW 128I 2013 110000 ELECTRICAL SYSTEM
BMW 135I 2013 110000 ELECTRICAL SYSTEM
BMW 3 SERIES 2013 110000 ELECTRICAL SYSTEM
BMW 320I 2013 110000 ELECTRICAL SYSTEM
BMW 320XI 2013 110000 ELECTRICAL SYSTEM
BMW 328 2013 110000 ELECTRICAL SYSTEM
BMW 328D 2013 110000 ELECTRICAL SYSTEM
BMW 328I 2013 110000 ELECTRICAL SYSTEM
BMW 328XI 2013 110000 ELECTRICAL SYSTEM
BMW 335 2013 110000 ELECTRICAL SYSTEM
BMW 335I 2013 110000 ELECTRICAL SYSTEM
BMW 335IS 2013 110000 ELECTRICAL SYSTEM
BMW 335XI 2013 110000 ELECTRICAL SYSTEM
BMW 528I 2013 110000 ELECTRICAL SYSTEM
BMW 528XI 2013 110000 ELECTRICAL SYSTEM
BMW 530I 2013 110000 ELECTRICAL SYSTEM
BMW 535I 2013 110000 ELECTRICAL SYSTEM
BMW 535XI 2013 110000 ELECTRICAL SYSTEM
BMW 550I 2013 110000 ELECTRICAL SYSTEM
BMW 550XI 2013 110000 ELECTRICAL SYSTEM
BMW 640I 2013 110000 ELECTRICAL SYSTEM
BMW 650I 2013 110000 ELECTRICAL SYSTEM
BMW 740I 2013 110000 ELECTRICAL SYSTEM
BMW 740LI 2013 110000 ELECTRICAL SYSTEM
BMW 740LXI 2013 110000 ELECTRICAL SYSTEM
BMW 750I 2013 110000 ELECTRICAL SYSTEM
BMW 750LI 2013 110000 ELECTRICAL SYSTEM
BMW 750LXI 2013 110000 ELECTRICAL SYSTEM
BMW 750XI 2013 110000 ELECTRICAL SYSTEM
BMW 760LI 2013 110000 ELECTRICAL SYSTEM
BMW ACTIVEHYBRID 3 2013 110000 ELECTRICAL SYSTEM
BMW ACTIVEHYBRID 5 2013 110000 ELECTRICAL SYSTEM
BMW ACTIVEHYBRID 7 2013 110000 ELECTRICAL SYSTEM
BMW C600 SPORT MAXI-SCOOTER 2013 110000 ELECTRICAL SYSTEM
BMW C650 GT MAXI-SCOOTER 2013 110000 ELECTRICAL SYSTEM
BMW C650 SPORT MAXI-SCOOTER 2013 110000 ELECTRICAL SYSTEM
BMW F 700 GS 2013 110000 ELECTRICAL SYSTEM
BMW F 800 GS 2013 110000 ELECTRICAL SYSTEM
BMW F700 GS 2013 110000 ELECTRICAL SYSTEM
BMW F800 GS 2013 110000 ELECTRICAL SYSTEM
BMW F800 GS ADVENTURE 2013 110000 ELECTRICAL SYSTEM
BMW F800 GT 2013 110000 ELECTRICAL SYSTEM
BMW F800 R 2013 110000 ELECTRICAL SYSTEM
BMW G 650 GS 2013 110000 ELECTRICAL SYSTEM
BMW G 650 GS SERATO 2013 110000 ELECTRICAL SYSTEM
BMW G650GS 2013 110000 ELECTRICAL SYSTEM
BMW G650GS SERTAO 2013 110000 ELECTRICAL SYSTEM
BMW HP4 2013 110000 ELECTRICAL SYSTEM
BMW K 1300 S 2013 110000 ELECTRICAL SYSTEM
BMW K 1600 GT 2013 110000 ELECTRICAL SYSTEM
BMW K 1600 GTL 2013 110000 ELECTRICAL SYSTEM
BMW K1300 S 2013 110000 ELECTRICAL SYSTEM
BMW M3 2013 110000 ELECTRICAL SYSTEM
BMW M5 2013 110000 ELECTRICAL SYSTEM
BMW M6 2013 110000 ELECTRICAL SYSTEM
BMW R 1200 GS 2013 110000 ELECTRICAL SYSTEM
BMW R 1200 GS ADVENTURE 2013 110000 ELECTRICAL SYSTEM
BMW R 1200 R 2013 110000 ELECTRICAL SYSTEM
BMW R 1200 RT 2013 110000 ELECTRICAL SYSTEM
BMW R1200 GS 2013 110000 ELECTRICAL SYSTEM
BMW S 1000 RR 2013 110000 ELECTRICAL SYSTEM
BMW S1000 RR 2013 110000 ELECTRICAL SYSTEM
BMW X1 2013 110000 ELECTRICAL SYSTEM
BMW X1 SAV 2013 110000 ELECTRICAL SYSTEM
BMW X3 2013 110000 ELECTRICAL SYSTEM
BMW X5 2013 110000 ELECTRICAL SYSTEM
BMW X5 SAV 2013 110000 ELECTRICAL SYSTEM
BMW X6 2013 110000 ELECTRICAL SYSTEM
BMW X6 SAC 2013 110000 ELECTRICAL SYSTEM
BMW X6 SAV 2013 110000 ELECTRICAL SYSTEM
BMW Z4 2013 110000 ELECTRICAL SYSTEM

Related BMW Recalls

CampaignModelYearComponentSummary
C EVOLUTION 2017 ELECTRICAL SYSTEM:WIRING:CONNECTORS/P... BMW of North America, LLC (BMW) is recalling certain 2017-2018 C Evolution mo...
C EVOLUTION 2018 ELECTRICAL SYSTEM:WIRING:CONNECTORS/P... BMW of North America, LLC (BMW) is recalling certain 2017-2018 C Evolution mo...
K 1600 GRAND AMERICA 2024 POWER TRAIN:MANUAL TRANSMISSION:SEALS... BMW of North America, LLC (BMW) is recalling certain 2017-2025 K 1600 GT, GTL...
K 1600 GRAND AMERICA 2023 POWER TRAIN:MANUAL TRANSMISSION:SEALS... BMW of North America, LLC (BMW) is recalling certain 2017-2025 K 1600 GT, GTL...
K 1600 B 2017 POWER TRAIN:MANUAL TRANSMISSION:SEALS... BMW of North America, LLC (BMW) is recalling certain 2017-2025 K 1600 GT, GTL...

What Should You Do?

If your vehicle is affected by this TSB, contact your authorized BMW dealer. Bring this bulletin ID (B170318) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.