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Service bulletins for the 2021 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.

538 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. 1836.12021-09-02. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. New Special tools information for a Schumacher 100 Amp Reprogrammer / Power Supply with Battery Support.
No. 21132021-09-02. Service bulletin. ELECTRICAL SYSTEM. Special tools information for new Deutronic Signal Lamps.
No. 5812021-09-02. Service bulletin. ELECTRICAL SYSTEM; VEHICLE SPEED CONTROL. Parts withdrawal information for a speed sensor.
No. 93-212021-08-04. Service bulletin. ELECTRICAL SYSTEM. Information on resetting the central computer in the event that the PCM does not work.
No. 2114.12021-08-04. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Advanced technical information for updating the PVTS CU Software in the event that the engine will not start.
No. 21142021-07-06. Service bulletin. ELECTRICAL SYSTEM. Advanced technical information on Updating PVTS CU Software in the event that the Engine will not start.
No. 2100.12021-07-06. Service bulletin. ELECTRICAL SYSTEM. Information on offline MAP service updates for the PCM4 and PCM5.
PIWIS2101x2021-06-02. Service bulletin. ELECTRICAL SYSTEM. Information on Porsche PIWIS Tester III Online Update 40.200.000, .010, .015 & .016.
No. 52-212021-05-05. Service bulletin. ELECTRICAL SYSTEM. Information on how to deal with a potential cyber security breach.
PIWIS2101m2021-04-05. Service bulletin. ELECTRICAL SYSTEM. Information for new Porsche PIWIS tester update #40.000.035
No. 188-202021-02-01. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Porsche service campaign information for Workshop Campaign WLK6 - Porsche Communication Management (PCM) Software Update
WLL12021-01-05. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting with preliminary information on Workshop campaign WLL1 - Reprogramming DME control unit.
WLK62021-01-05. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting outlining preliminary information for Workshop campaign WLK6 - Porsche Communication Management (PCM) software update.
No. 188-202021-01-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Porsche service campaign instructions for Workshop campaign WLK6 - Porsche Communication Management (PCM) Software Update.
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. 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.

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