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Service bulletin No. 45-20

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 bulletin
NHTSA id10175930
Published by NHTSA2020-06-02
Manufacturer's numberNo. 45-20
Manufacturer's date2020-05-05
NHTSA componentFUEL SYSTEM, GASOLINE

NHTSA's summary

Workshop Campaign instructions for WS Campaign WLC8 - Replacing Tank Leakage Diagnosis Module

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

Fuel system

Vehicles listed
PORSCHE 9112012, 2013, 2014, 2015, 2016

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

Recalls for the same vehicles and component
12V1070002012-03-21. FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
20121022012-03-20. Fuel System

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. D7852026-06-05. Service bulletin. Parts information for parts withdrawal involving 9J1827447B, PAA971221B, and 95B201060AA. The lock, the fuel tank attachments, and the module connector. The vehicles affected are ones that use the part number(s) mentioned.
nO. d7662026-03-02. Service bulletin. Parts information for parts withdrawal involving the fuel filler flap and the charge cable for mains socket. Part numbers 976809857E and 7PP971678GS
No. D7642026-03-02. Service bulletin. Parts information for parts withdrawal involving the multi-purpose additive for gasoline. Part number is 00004320902. The vehicles affected are ones that use part number mentioned.
No. D7562026-02-06. Service bulletin. Parts information for parts withdrawal involving the - Diagnosis Pump for Fuel System 958906243B and 958906243A. Vehicles affected are ones that use either of the part numbers mentioned.
No. 06-252025-03-06. Service bulletin. Manufacturer's Certificate - Overview of Approved Porsche C40 Engine Oils (06/25)
No. 05-252025-03-06. Service bulletin. Manufacturer's Certificate - Overview of Approved Porsche C30 Engine Oils (05/25)
No. D6822024-07-02. Service bulletin. Parts information for parts withdrawal involving the sender for fuel gauge.
No. D6152022-10-05. Service bulletin. Parts information for parts withdrawal involving the fuel filler flap
STB220-162021-06-28. Service bulletin. Fuel pump relay
9919812114-152021-06-28. Service bulletin. WF77 - Replacing Tank Leakage Diagnosis Module