WenmarOpen by Wenmar Pro

Service bulletins for the 2019 Porsche Macan

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.

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

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
No. 52-212021-05-05. Service bulletin. ELECTRICAL SYSTEM. Information on how to deal with a potential cyber security breach.
No. 39-212021-05-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on how to reprogram the Central computer (PCM) using an SD card.
PIWIS2101m2021-04-05. Service bulletin. ELECTRICAL SYSTEM. Information for new Porsche PIWIS tester update #40.000.035
No. 118-202021-04-02. Service bulletin. ELECTRICAL SYSTEM. Instructions for what to do if the selector lever position P is not detected and the driver's key cannot be removed.
122-K9M7R-062021-03-06. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Resubmitting at request of Mr. Bernard Hardgrave. Information on fogging lighting components.
No. 55-202021-02-02. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Instructions for re programming the DME control unit in the event that the vehicle is running rough near idle RPM.
No. 55-202021-02-01. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING. Instructions for reprogramming the DME control unit in the event that the engine is running rough near the idle range.
WLL12021-01-05. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with preliminary information on Workshop campaign WLL1 - Reprogramming DME control unit.
No. 200-202021-01-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Instructions on how to delete and re-initialize the user (driver) in the event that a message appears that the PCM cannot be closed.
No. 176-202021-01-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Porsche service campaign instructions for Workshop campaign WLL1 - Re-Programming DME Control Unit.
No. 160-192020-11-05. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC. Instructions on how to reprogram the PSM control unit in the event of an error message "Brake system Fault".
No. 133-192020-11-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Information on how to connect to apple iPhone via usb cable in the event that the customer is experiencing issues.
No. 20242020-10-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES. Information on new special tool - VAS 1978/35 Connector Release Tools.
PIWIS2001af2020-10-01. Service bulletin. ELECTRICAL SYSTEM. Information on PIWIS Tester III Online Update 39.700.030
PIWIS2001ad2020-10-01. Service bulletin. ELECTRICAL SYSTEM. Information on PIWIS Tester III Online Update 39.700.020
PIWIS2001ac2020-10-01. Service bulletin. ELECTRICAL SYSTEM. Information on PIWIS Tester III Online Update 39.700.000, .010 & .012
No. 20122020-09-02. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT. Advanced Technical information on repairing Macan instrument cluster flutter at startup.
No. 101-192020-08-05. Service bulletin. ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER. Instructions for reprogramming the instrument cluster in the event of the call accept button not functioning with the iPhone.
No. 85-202020-08-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Instructions for reprogramming the instrument cluster in the event of the park assist buzzer sporadically cutting out.
No. D4a2020-07-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Document showing the evolution of Porsche Vehicles since 1948.
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.
No. 20052020-06-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Information on new VCI cables available for purchase by dealers.
No. 31-122020-06-01. Service bulletin. ELECTRICAL SYSTEM. Instructions for what to do in the event that the customer loses the driver's key while transporting the vehicle.
No. 41-202020-06-01. Service bulletin. ELECTRICAL SYSTEM. Instructions for how to perform a software update on the Control unit for the auxiliary alarm system in the event that the vehicle will not start.

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