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Service bulletin TI-40-13

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 id10055681
Published by NHTSA2014-07-03
Manufacturer's numberTI-40-13
Manufacturer's date2014-04-28
NHTSA componentSTEERING:ELECTRIC POWER ASSIST SYSTEM

NHTSA's summary

PORSCHE: ON SOME VEHICLES, THE STEERING WHEEL ELECTRONICS OR CONTROL UNIT FOR STEERING COLUMN SWITCH WOULD HAVE A MALFUNCTION, DURING CODING, IN HEATED STEERING WHEEL, ON BOARD COMPUTER, CRUISE CONTROL OR MULTI-FUNCTION STEERING WHEEL. MODEL 2013 BOXSTER, BOXSTER S, CAYMAN, CAYMAN S. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Steering, Power steering

Vehicles listed
PORSCHE BOXSTER2013
PORSCHE BOXSTER S2013 (the catalog's model; the bulletin names a series or trim of it)
PORSCHE CAYMAN2013

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