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Service bulletins for the 2018 Porsche 718 Cayman

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.

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

By type

By component

By trouble code

Bulletins, newest first
No. D5452021-03-02. Service bulletin. ELECTRICAL SYSTEM. Parts withdrawal information for assorted control units.
No. D2512021-03-02. Service bulletin. EQUIPMENT. New parts promotion for all weather mats and cargo liner.
No. 1820.12021-02-02. Service bulletin. STRUCTURE. Special tools information on a measuring and alignment system.
No. 1758.22021-02-01. Service bulletin. EQUIPMENT. Special tools information on Logo Templates and exchangeable inserts.
No. 1758.12021-02-01. Service bulletin. EQUIPMENT. Special tools information on Logo templates and exchangeable inserts.
No. 21012021-02-01. Service bulletin. EQUIPMENT. Special tools information on renting logo templates.
No. 21002021-02-01. Service bulletin. EQUIPMENT. Porsche Specials tools update for an offline SD Card update for the Map services.
WLN12021-01-05. Service bulletin. EQUIPMENT. Porsche intranet posting with preliminary information on WLN1 stop sale/workshop campaign.
No. 54-202021-01-05. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. List of approved A40 style engine oils for new and classic Porsche models.
No. 53-202021-01-05. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C40 style engine oils for new and classic Porsche vehicles.
No. 47-202020-12-02. Service bulletin. WHEELS; TIRES. List of approved wheels and tires for the 982 generation Cayman and Boxster.
No. 20002020-11-06. Service bulletin. ENGINE AND ENGINE COOLING. Advanced Technical information on a NVH Lubrication kit.
No. 11-152020-10-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Information on replacing the control unit for the auxiliary alarm system in the event of fault codes.
No. 20242020-10-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES. Information on new special tool - VAS 1978/35 Connector Release Tools.
No. 20222020-10-01. Service bulletin. EQUIPMENT:MECHANICAL; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information on new special tool - Pinout/Diag Tool Box w/ Foam
No. 31-202020-10-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. List of approved engine oils for all Porsche models since 2003.
No. 20202020-10-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Information on new special tool for offline updates of the PCM Versions 4 and 5.
No. 33-202020-10-01. Service bulletin. ENGINE AND ENGINE COOLING. Overview of Approved Porsche C20 Engine Oils
PIWIS2001ac2020-10-01. Service bulletin. ELECTRICAL SYSTEM. Information on PIWIS Tester III Online Update 39.700.000, .010 & .012
No. 20152020-10-01. Service bulletin. ENGINE AND ENGINE COOLING. Information on a new pressure loss tester for all new models.
No. 37-202020-09-02. Service bulletin. WHEELS; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; TIRES. List of approved wheels and tires for the 718 Boxster and Cayman as of MY17.
No. 43-102020-08-05. Service bulletin. POWER TRAIN. Various repair symptoms and their associated repairs for all PDK transmissions.
No. 26-092020-08-05. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Recommendations on how to store any Porsche vehicle since 2009.
Charging lockup2020-07-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Info on a new customer tool for looking up campaigns and recalls on their vehicle.
No. D4a2020-07-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Document showing the evolution of Porsche Vehicles since 1948.

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