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Service bulletins for the 2014 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.

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

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Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
122-M9M8G-092018-01-29. Service bulletin. EQUIPMENT. The vacuum line can slip off the control box as a result of component tolerances of the clamp. In the event of a customer complaint, check that the vacuum line is fitted securely on the control box at the left and right. ? If the vacuum line is fitted securely on the control box, the fault is not related to the cause described here. Find the cause of the fault and correct it. Invoice for Scope 1. ? If the vacuum line has slipped off the control box, the electric change-over valve can be contaminated by drawing in dirt. Replace electric change-over valve, blow out any dirt in the vacuum line using compressed air and secure the vacuum line to the control box using a new clamp.
122-M6Z7V-102017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information: Scopes not covered by this warranty extension Damage or malfunctions caused by external influences such as damage as a result of an accident, incorrect use or neglect of the vehicle. Restrictions on cover of the warranty extension The warranty and service information in the vehicle includes information about the warranty conditions for your vehicle. The owner should always read these warranty conditions carefully as the rights and obligations listed there also apply for the warranty extension.
122-D6Q9P-062017-09-14. Service bulletin. EQUIPMENT:MECHANICAL; ENGINE. Concerns: Rubber sleeve between pressure pipe and throttle housing Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. There is a possibility that the clamp for the rubber sleeve was not tightened to a sufficiently high tightening torque on the pressure pipe and as a result, the rubber sleeve can slip off the pressure pipe on the affected vehicles. If this happens, full performance will no longer be guaranteed.
122-S4H7K-062017-09-14. Service bulletin. EQUIPMENT:ELECTRICAL; ENGINE. Concerns: DME control unit Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. Noises ("rattling") can come from the engines in the affected vehicles at idle speed under certain conditions.
122-Y9X5V-062017-09-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL. Concerns: Control unit for Porsche Dynamic Chassis Control (PDCC) Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. Due to a software error in the control unit for Porsche Dynamic Chassis Control (PDCC), there is a possibility that an unauthorized fault code will be stored in the control unit under certain ambient conditions. This can cause the error message "PDCC failure" to be displayed in the instrument cluster and the PDCC function will no longer be available.
122-Q8R2Q-062017-09-14. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY; EQUIPMENT ADAPTIVE/MOBILITY. Concerns: Convertible top control unit Information: This is to inform you of a voluntary Stop Sale Campaign on the above-mentioned vehicles. A new data record for the convertible top control unit is available for the affected vehicles. Activation of the hydraulic cylinders for opening and closing the convertible top is improved with this data record.
122-F5K9C-062017-09-14. Service bulletin. ENGINE; EQUIPMENT:ELECTRICAL. Concerns: DME control unit Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. A new data record is available for the DME control unit. This data record improves the engine running quality at idle speed in order to prevent possible engine speed fluctuations and customer complaints. The improved idling quality only affects engine operating comfort.
122-J3P4D-052017-09-14. Service bulletin. EQUIPMENT:ELECTRICAL; STRUCTURE:BODY. Concerns: Front spoiler control mechanism Information: Information The procedure described below applies only to vehicles that are still under warranty: * In the event of complaints about the function of the front spoiler, * if the warning message "Spoiler failure" appears in the instrument cluster, * if the relevant fault codes are entered, and if individual components of the front spoiler air supply system need to be replaced, * the complete front spoiler control mechanism (for right of recourse against the supplier) must be ordered and replaced.
122-K5C9P-062017-08-01. Service bulletin. STRUCTURE; EQUIPMENT:MECHANICAL. Concerns: Wind deflector Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. There is a possibility that the wind deflector will not reach its end position when closing the convertible top in the event of unfavourable tolerances on the affected vehicles. As a result, the convertible top cannot be closed completely. To prevent this, the wind deflector on the affected vehicles was greased as an immediate step as part of workshop campaign WC40. In the course of this new campaign, the wind deflector must be replaced with a technically optimised wind deflector as a long-term effective measure.
122-X7H3D-062017-08-01. Service bulletin. EQUIPMENT:MECHANICAL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. Concerns: Tailpipe covers Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. There is a possibility that the fastening screw on the tailpipe covers on the affected vehicles was not tightened to the specified tightening torque.
WF86 133152016-06-22. Service bulletin. EQUIPMENT. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

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