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Service bulletins for the 2018 Porsche Panamera

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.

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

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By component

By trouble code

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

Bulletins, newest first
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. 32-202020-07-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Information on new part numbers for Porsche mobile charger.
No. 153-192020-07-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Instruction on what to do if a hybrid vehicle is not charging using the main 208V power supply. New mobile charger software will have to be installed.
No. WLC92020-06-02. Service bulletin. VISIBILITY; ELECTRICAL SYSTEM:SOFTWARE. Porsche intranet posting for WS Campaign WLC9.
No. 20052020-06-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Information on new VCI cables available for purchase by dealers.
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.
122-U7W4G-042020-04-02. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting for Workshop campaign WLA0.
122-X7R7M-042020-04-02. Service bulletin. ELECTRICAL SYSTEM. Workshop campaign instructions for campaign WLA0, which seeks to reprogram the DME control unit on affected vehicles.
122-M7L6L-042020-04-02. Service bulletin. ELECTRICAL SYSTEM. Instructions for installing a new universal charger on vehicles where the vehicle cannot be charged using the main 208V main power supply.
122-S8Z6L-032020-03-05. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting for Workshop campaign WJ20.
122-H6D8D-032020-03-05. Service bulletin. ELECTRICAL SYSTEM. Bulletin outlining new PIWIS tester update 39.100.030 & .035
122-V3N4P-032020-03-05. Service bulletin. ELECTRICAL SYSTEM. Advanced technical bulletin for diagnosing and correcting a Check Engine light in the Panamera PHEV due to "Control Unit internal fault".
122-V4J2F-032020-03-05. Service bulletin. ELECTRICAL SYSTEM. Bulletin outlining PIWIS tester update 39.200.000, .010, .015, .016, & .017
122-R2R4R-022020-02-04. Service bulletin. ELECTRICAL SYSTEM; VEHICLE SPEED CONTROL. Technical information on how to fix the issue of the Maximum speed allowed by Porsche InnoDrive is 18mph. This can be eliminated by using an SD card to reprogram the vehicle's central computer.
122-T3F5T-022020-02-04. Service bulletin. VEHICLE SPEED CONTROL; ELECTRICAL SYSTEM. Technical information on how to fix the issue of the Maximum speed allowed by Porsche InnoDrive is 18mph. This can be eliminated by using an SD card to reprogram the vehicle's central computer.
122-G2D2B-022020-02-04. Service bulletin. ELECTRICAL SYSTEM. Technical Bulletin outlining what to do if when programming a new key the message displays "No Information Available". The rear end electronics Control Unit must be recoded in this event.
122-Y3Y7Y-022020-02-04. Service bulletin. ELECTRICAL SYSTEM. Parts withdrawal bulletin for various outdated control units on a variety of vehicles.
122-A9R3U-012020-01-03. Service bulletin. ELECTRICAL SYSTEM. Information about new PIWIS Tester update 39.050.010
122-S2J9B-012020-01-03. Service bulletin. ELECTRICAL SYSTEM. Information about new PIWIS Tester update 39.050.012
122-M6J2U-012020-01-03. Service bulletin. ELECTRICAL SYSTEM. Information about PIWIS Tester update 39.000.020
122-U2Z6N-122019-12-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; FUEL SYSTEM, OTHER. Technical information for Workshop Campaign WKG7, which seeks to rework the filler flap / charge port door module on affected vehicles.
122-A9G7N-112019-11-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Bulletin outlining SD card storage for PIWIS Testers.
122-S3R9Q-112019-11-01. Service bulletin. ELECTRICAL SYSTEM. New PIWIS Tester update 38.800.030
122-H6S4J-112019-11-01. Service bulletin. ELECTRICAL SYSTEM. New PIWIS Tester update 38.800.020
122-D4N9X-112019-11-01. Service bulletin. ELECTRICAL SYSTEM. New PIWIS tester updates 38.800.000 &.010

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