Service bulletins for the 2019 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.
946 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| ATI21601 | 2021-06-28. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Red Hybrid Warning in the Instrument Cluster and Temperature Faults in High Voltage Power Electronics POAEE00, POAF300, P0BD200 stored in High Voltage Power Electronics. The coolant hose with the above part number has a built in thermostat which can sometimes stick, causing high temperature faults in the e-Machine. |
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| ATI01602 | 2021-06-28. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. The Approval and Support Management Program (ASM) |
| No. 17-21 | 2021-06-02. Service bulletin. ENGINE AND ENGINE COOLING. List of approved engine oils for new and classic Porsche models. |
| PIWIS2101y | 2021-06-02. Service bulletin. EQUIPMENT. Information on Porsche PIWIS Tester III Online Update 40.200.020. |
| No. 20-19 | 2021-06-02. Service bulletin. ENGINE AND ENGINE COOLING. Installation and conversion instructions for installing a sports exhaust system on the E3 Cayenne. |
| No. 2109 | 2021-06-02. Service bulletin. EQUIPMENT. Special tools information for pinout tool box tools. |
| No. 15-20 | 2021-06-02. Service bulletin. EQUIPMENT. Installation and conversion instructions for installing a front dashcam on the E3 Cayenne. |
| PIWIS2101x | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Information on Porsche PIWIS Tester III Online Update 40.200.000, .010, .015 & .016. |
| No. 2109 | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information for Critical 12V Li-ion Battery recycling. |
| No. 2108 | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information for a lane change assist warning along with fault codes. |
| No. 53-21 | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Instructions for fixing an issue in the instrument cluster displaying "E-Power Not Available". |
| No. D557 | 2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Parts withdrawal information for an Aerial Connection for the E3 Cayenne. |
| No. 41-21 | 2021-05-05. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on checking the fuel injectors in the event of Engine Knocking, Jerking or Vibrations During Acceleration. |
| No. 52-21 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Information on how to deal with a potential cyber security breach. |
| No. 55-21 | 2021-05-05. Service bulletin. ENGINE AND ENGINE COOLING. Instructions for removing and installing the drive belt on 8 cylinder gas engines since 2017. |
| No. 2107 | 2021-05-05. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information on Replacing the 12V battery in the Cayenne. |
| No. D4a | 2021-04-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Historical information on Porsche product evolution. |
| No. 13-21 | 2021-04-05. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. List of approved C20 style engine oils for classic and new Porsche models since 1984. |
| No. 36-21-1 | 2021-04-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on how to reprogram the HV charger control unit in the event that charging is canceled and the check engine light is active. |
| PIWIS2101m | 2021-04-05. Service bulletin. ELECTRICAL SYSTEM. Information for new Porsche PIWIS tester update #40.000.035 |
| No. D13.1 | 2021-04-05. Service bulletin. EQUIPMENT. Parts information on new PIWIS Tester program for Independent Repair Facilities (IRFs). |
| No. 09-21 | 2021-04-02. Service bulletin. ENGINE AND ENGINE COOLING. List of approved A40 style engine oils for new and classic Porsche vehicles MY 1984 and newer. |
| No. 08-21 | 2021-04-02. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C40 engine oils for new and classic Porsche vehicles MY 1984 and newer. |
| No. 07-21-1 | 2021-04-02. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C30 engine oils for all new and Classic Porsche vehicles MY1984 and newer. |
| No. 03-21 | 2021-04-02. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C20 engine oils for all new and classic Porsche models 1984 and newer. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.