WenmarOpen by Wenmar Pro

Service bulletin No. 16-25

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11018005
Published by NHTSA2025-05-06
Manufacturer's numberNo. 16-25
Manufacturer's date2025-04-21
NHTSA componentSERVICE BRAKES

NHTSA's summary

Symptom based workshop manual for a yellow warning message - parking brake malfunction in the instrument cluster

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Brakes

Vehicles listed
PORSCHE 718 BOXSTER2018, 2019, 2020, 2021, 2022, 2023
PORSCHE 718 BOXSTER2025
PORSCHE 718 BOXSTER GTS2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 718 BOXSTER S2018, 2019, 2020, 2021, 2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 718 CAYMAN2018, 2019, 2020, 2021
PORSCHE 718 CAYMAN2023
PORSCHE 718 CAYMAN2026
PORSCHE 718 CAYMAN GT42023, 2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 718 CAYMAN GT4 RS2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 718 CAYMAN GTS2022, 2023, 2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 718 CAYMAN S2018, 2019, 2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE 718 SPYDER2018 to 2019
PORSCHE 718 SPYDER2020
PORSCHE 718 SPYDER2021
PORSCHE 718 SPYDER2022, 2023, 2024, 2025
PORSCHE 718 SPYDER RS2024 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE redundant CAYMAN2022

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
GR13D7982026-08-05. Service bulletin. Parts Withdrawal - Brake Disc
No. 2309.32026-05-07. Service bulletin. Instructions on advanced technical information for 718 GTS 4.0 - Brake Booster (Power Brake) Warning in Instrument Cluster
No. D7522026-02-05. Service bulletin. Parts information for parts withdrawal involving the caliper without brake pads. The part numbers affected are in the attached PDF. The vehicles associated are cars that use the part numbers in the PDF.
No. D7492025-12-05. Service bulletin. Parts information for parts withdrawal involving the brake disc 9Y0615301AJ
D7192025-06-02. Service bulletin. Parts information for Parts Withdrawal - 1 Set of Brake Pads for Disk Brake. Vehicles included are all cars that use part number 992698451R
No. D6892024-08-06. Service bulletin. Parts information for parts withdrawal involving the brake hose 9J1611707F and 9J1611708F
No. D6842024-07-02. Service bulletin. Parts information for parts withdrawal involving the retainer for brake hose/brake line
No. D6812024-06-05. Service bulletin. Parts information for parts withdrawal involving the retainer for brake hose/pressure difference sender. (9J1611845C, 9J1611846C, PAB906051C)
No. D6772024-05-02. Service bulletin. Parts information for parts withdrawal involving the brake pads - 992698151F
No. 24032024-04-03. Service bulletin. Special tools and equipment information for brake caliper pins for the 911, Boxster, and Cayman