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Service bulletins for the 2016 Porsche Cayenne

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.

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

By type

By component

By trouble code

Only bulletins with component: Software are shown. Show all

Bulletins, newest first
PIWIS2401j2024-03-04. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. Information for PIWIS tester update 42.500.020
CAY224-162021-06-28. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. DME Control Unit - There is a possibility that an excessively high drive torque will be transferred to the rear axle when the Performance Start function is used on the affected vehicles. If the performance start function is used frequently. Overloading of the drive shafts cannot be ruled out. This can damage the drive shaft on the rear axle.
PIWIS2001v2020-07-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. Information on new PIWIS tester update 39.500.020 and .025.
No. 41-202020-07-01. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE. Instructions on how to perform a PVTS Software update in the event that a car will not start.
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-S9X3M-122017-12-14. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE. Situation: Cayenne Diesel vehicles were equipped with undisclosed Auxiliary Emission Control Devices which are not permitted by emissions regulations. Action Required: Install updated engine control module (DME) software and transmission control module (Tiptronic) software to bring affected vehicles into regulatory compliance.
122-R4W5T-092016-10-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Due to a software error in the DME control unit, a rough-running engine can occur sporadically during the warm-up phase on the affected vehicles. If this happens, the Check Engine light will be activated.
122-J8L6N-092016-10-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. ENABLING ONLINE SERVICES

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