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Service bulletin 122-E5C9R-01

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 id10169748
Published by NHTSA2020-01-03
Manufacturer's number122-E5C9R-01
Manufacturer's date2019-12-06
NHTSA componentEQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:SOFTWARE; SERVICE BRAKES

NHTSA's summary

Instructions for clearing a fault code for a temporary brake warning caused by vacuum actuation as a result of Porsche Stability Management.

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

Brakes, Electrical system, Equipment and accessories, Labels and manuals, Software

Vehicles listed
PORSCHE MACAN2019

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

Other bulletins for the same vehicles and component
PIWIS2401j2024-03-04. Service bulletin. Information for PIWIS tester update 42.500.020
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No. 55-202021-02-01. Service bulletin. Instructions for reprogramming the DME control unit in the event that the engine is running rough near the idle range.
No. 85-202020-08-05. Service bulletin. Instructions for reprogramming the instrument cluster in the event of the park assist buzzer sporadically cutting out.
PIWIS2001v2020-07-02. Service bulletin. Information on new PIWIS tester update 39.500.020 and .025.
No. 41-202020-07-01. Service bulletin. Instructions on how to perform a PVTS Software update in the event that a car will not start.
No. 20052020-06-02. Service bulletin. Information on new VCI cables available for purchase by dealers.
122-Q8P6C-122019-12-04. Service bulletin. Information about providing a map update on some vehicles' navigation system.