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Service bulletins for the 2016 Porsche 911

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.

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

By type

By component

By trouble code

Bulletins, newest first
122-N4W7J-112019-11-01. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. Parts withdrawal bulletin for the coolant pump on 991 and 992 911 models.
122-S3R9Q-112019-11-01. Service bulletin. ELECTRICAL SYSTEM. New PIWIS Tester update 38.800.030
122-H6S4J-112019-11-01. Service bulletin. ELECTRICAL SYSTEM. New PIWIS Tester update 38.800.020
122-D4N9X-112019-11-01. Service bulletin. ELECTRICAL SYSTEM. New PIWIS tester updates 38.800.000 &.010
122-G2B4B-112019-11-01. Service bulletin. ENGINE AND ENGINE COOLING. List of approved A40 engine oils for Porsche vehicles.
122-W3K5L-102019-10-31. Service bulletin. STRUCTURE; EQUIPMENT; LATCHES/LOCKS/LINKAGES. Porsche intranet posting for WJ90 campaign, which seeks to check the convertible Targa Top hinge on affected vehicles and adjust if necessary.
122-A9Z9X-102019-10-31. Service bulletin. TIRES; WHEELS. Porsche intranet posting for WKA0 campaign, which seeks to send a letter to affected customers and reprogram their instrument cluster if necessary. The measure is to make sure the tires on the vehicle are logged correctly in the vehicle's computer.
122-Z3C2E-102019-10-15. Service bulletin. ELECTRICAL SYSTEM. Announcement of new Tech Live look, which will put technicians into live chats with technical support if they should have an urgent issue
122-L8R6J-102019-10-15. Service bulletin. ELECTRICAL SYSTEM. Bulletin highlighting new updates 38.750, 38.750.000 for the Porsche PIWIS Tester 3
122-F5S3K-092019-09-23. Service bulletin. AIR BAGS. Notice of parts withdrawl of Porsche Part Number 99161820108.
122-D6B2X-092019-09-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Instructions for retrofitting Sport Plus Mode on vehciles without sport chrono package already installed.
122-T4M9P-092019-09-23. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Instructions for retrofitting Sport Plus Mode on vehciles without sport chrono package already installed.
122-T3H2H-092019-09-23. Service bulletin. STRUCTURE. Instructions for installing the Porsche Bicycle Rack on applicable models with an already installed roof transportation system
122-E2L9P-092019-09-23. Service bulletin. STRUCTURE:BODY:ROOF AND PILLARS. Instructions for installing the Porsche Roof Box on applicable models with an already installed roof transportation system
122-Z6Y7L-092019-09-23. Service bulletin. ELECTRICAL SYSTEM. Bulletin outlining PIWIS Tester updates 38.600.030 & 035.
122-E4R8U-092019-09-23. Service bulletin. ELECTRICAL SYSTEM. Bulletin outlining PIWIS Tester updates 38.600.020.
122-B3Y6H-092019-09-23. Service bulletin. ELECTRICAL SYSTEM. Bulletin outlining PIWIS Tester updates 38.600.000, .010, & .015.
122-R7L3B-092019-09-23. Service bulletin. SERVICE BRAKES, HYDRAULIC. Technical bulletin detailing clicking noise from the front Carbon Ceramin Brakes (PCCB) on 911 Turbo and Turbo S models in the 991 generation. Bulletin advises dealers to submit a Technical Support request immediately due to the customer sensitivity of the issue.
122-T4C3F-092019-09-23. Service bulletin. WHEELS; TIRES. List of approved wheel and tire combinations for the MY14 through MY16 Porsche 911 GT3, GT3RS, and 911R models.
122-C7E6U-072019-07-08. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. Instructions for carrying out Workshop Campaign WJ90, Checking Hinge for Convertible top Compartment Lid. Due to unfavorable tolerances, there is a chance that the end position in the actuating mechanism for the convertible top compartment lid may not be reached. This could result in the convertible top being partially released.
122-X2X7N-072019-07-08. Service bulletin. ENGINE AND ENGINE COOLING. Notice to dealers that coolants will be moved out of the special tool cabinet in the dealer service department in order to make room for new special tools. All coolant tools will be moved to the "Coolant Cart" because they need to be housed in the same place.
122-V3B6B-072019-07-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Announcement of a 6 month warranty extension on VAS 581005P R1234yf Service Units for air conditioning.
122-W9D2T-072019-07-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Instructions for using VAS 581005P in order to chech and service R1234yf Air Conditioning Unit.
122-K6Q4Y-122019-02-25. Service bulletin. EQUIPMENT. WJ25 - Retrofitting Connect Functions (Workshop Campaign)
122-B9G2C-122019-02-25. Service bulletin. TIRES. Information Specification code of the tire, e.g. "N0", "N1", "N2" The complete "N " code of the tires in question must be shown on the tire sidewall near the tire type designation.

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