Service bulletins for the 2014 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.
521 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Engine are shown. Show all
| No. 54-20 | 2021-01-05. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. List of approved A40 style engine oils for new and classic Porsche models. |
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| No. 53-20 | 2021-01-05. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C40 style engine oils for new and classic Porsche vehicles. |
| No. 2000 | 2020-11-06. Service bulletin. ENGINE AND ENGINE COOLING. Advanced Technical information on a NVH Lubrication kit. |
| No. D2000.1 | 2020-11-05. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Warranty information for Timing Chain cover repairs. |
| No. 11-15 | 2020-10-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Information on replacing the control unit for the auxiliary alarm system in the event of fault codes. |
| No. 31-20 | 2020-10-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. List of approved engine oils for all Porsche models since 2003. |
| No. 33-20 | 2020-10-01. Service bulletin. ENGINE AND ENGINE COOLING. Overview of Approved Porsche C20 Engine Oils |
| No. 2000 | 2020-08-05. Service bulletin. ENGINE AND ENGINE COOLING. Updated warranty and repair information concerning timing chain cover repairs due to any failure of the chain. |
| 122-M8J3B-05 | 2020-05-04. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C40 engine oils for all Porsche models since 1984. |
| 122-F4J4K-04 | 2020-04-02. Service bulletin. ENGINE AND ENGINE COOLING. List of approved engine oils for all Porsche models. |
| 122-P4S4B-04 | 2020-04-01. Service bulletin. ENGINE AND ENGINE COOLING. Information on crankcase/piston ring replacement, stating that mixed installation is not permitted and a full replacement must take place. |
| 122-T9S3B-02 | 2020-02-04. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C30 engine oils for all Porsche vehicles since 1984. |
| 122-Z2X7A-02 | 2020-02-04. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C20 engine oils for all Porsche vehicles since 1984. |
| 122-S7K8Z-02 | 2020-02-04. Service bulletin. WHEELS; ENGINE AND ENGINE COOLING. List of approved A40 engine oils for all Porsche vehicles since 1984. |
| 122-E4H8D-02 | 2020-02-04. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Technical information for Workshop campaign WKH9, which seeks to check the EGR cooler on affected vehicles and replace it if necessary. |
| 122-T6A9F-02 | 2020-02-04. Service bulletin. SEATS; WHEELS; ENGINE. Parts withdrawal for various parts that were used in Recall and workshop campaigns. |
| 122-Y9P5C-02 | 2020-02-04. Service bulletin. ENGINE AND ENGINE COOLING. Porsche intranet posting with Pre Information about Workshop Campaign WKH9, which seeks to check the EGR cooler on affected vehicles and replace if necessary. |
| 122-F9Q3R-02 | 2020-02-04. Service bulletin. ENGINE AND ENGINE COOLING. Porsche Intranet posting explaining the new Workshop Campaign WKH9, which seeks to check the EGR cooler in affected vehicles and replace if necessary. |
| 122-U2G9J-12 | 2019-12-04. Service bulletin. ENGINE AND ENGINE COOLING. Repair instructions for Timing chain repair. If an oil leak is identified from the timing chain cover and it has been found that any part on the timing cover has failed, then the engine must be removed and the entire timing chain cover resealed per the WM instructions. |
| 122-G2B4B-11 | 2019-11-01. Service bulletin. ENGINE AND ENGINE COOLING. List of approved A40 engine oils for Porsche vehicles. |
| 122-Y6R5D-10 | 2019-10-31. Service bulletin. ENGINE AND ENGINE COOLING. Porsche Intranet posting for WJ46 campaign, which seeks to retrofit additional supports on the catalytic converter for cylinder 4-6 on the affected vehicles. |
| 122-X6X7Y-10 | 2019-10-31. Service bulletin. ENGINE AND ENGINE COOLING; FUEL SYSTEM, DIESEL. Porsche intranet posting for campaign WH70, which seeks to replace the heating element of the AdBlue reducing agent on affected Diesel vehicles. |
| 122-Q8J9K-10 | 2019-10-15. Service bulletin. ENGINE AND ENGINE COOLING. Instructions for how to clear check engine faults for temperature sensors on Cayenne Diesel vehicles |
| 122-D2B8P-10 | 2019-10-15. Service bulletin. ENGINE AND ENGINE COOLING. Instructions for what course of action to take if the customer should complain about oil leaks from the transfer case |
| 122-W5C2W-08 | 2019-08-12. Service bulletin. ENGINE; EQUIPMENT ADAPTIVE/MOBILITY. Information about possible engine knocking and how to clean carbon deposits is they are dirty and causing knocking. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.