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Service campaign WSR1

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService campaign
NHTSA id11026436
Published by NHTSA2025-12-05
Manufacturer's numberWSR1
Manufacturer's date2025-11-25
Campaign id or software versionWSR1
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Porsche intranet posting with information on WSR1 Workshop campaign – Replacing high voltage charger (OBC)

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Vehicles listed
PORSCHE PANAMERA 4 E-HYBRID2017, 2018, 2019, 2020 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
23V0330002023-01-27. ELECTRICAL SYSTEM
19V7350002019-10-16. SERVICE BRAKES; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
20191152019-03-06. Electrical
19V1800002019-03-06. ELECTRICAL SYSTEM
19V1150002019-02-20. SERVICE BRAKES; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
No. 103-25-22026-10-02. Service bulletin. Technical Information for Need to Replace Components of the High-Voltage Battery - High-Voltage Battery Control Unit / Cell module; No Mixed Installation Permitted: Observe Specified Approach
No. 12-262026-10-02. Service bulletin. Technical Information for Damage to Nano Plug Contacts Due to Utilization of Incorrect Measuring Equipment
No. 2433-42026-09-04. Service bulletin. Information on Advanced Technical Information for Porsche Mobile Charger NEMA Supply Cable Initialization Failure
No. 2315-12026-09-04. Service bulletin. Information on Advanced Technical Information for Porsche Mobile Charger Plus (PMC+) Red LEDs and Fault B191E49
No. 58-262026-09-04. Service bulletin. Symptom-based workshop manual for Reversing Camera Spray Nozzle Not Working - Dirty/Clogged/Air in the System
GR13D7972026-08-05. Service bulletin. Parts Withdrawal - Steering Column Switch
GR13D7942026-08-05. Service bulletin. Parts Withdrawal - Various Parts
ASB22026-08-05. Service campaign. Re-Programming Assistance System Control Unit (Stop Delivery/Recall Campaign)
GR13D7902026-07-08. Other. Parts Withdrawal - Various Parts
WTA82026-06-05. Service campaign. Porsche intranet posting with information on WTA8 Workshop Campaign - Replace High- Voltage Battery Control Unit