Service bulletin ZTI_Dealer Packa

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)
Type	Service bulletin
NHTSA id	10166044
Published by NHTSA	2019-10-15
Manufacturer's number	ZTI_Dealer Packa
Manufacturer's date	2019-09-30
NHTSA component	EQUIPMENT; ELECTRICAL SYSTEM

NHTSA's summary

Dealer Package: 09/30/19 A watermark has been added to the Dealer Letter to indicate that ZTI expired on September 30, 2019. In our continuing efforts to assure the best in customer satisfaction, Toyota will initiate a Customer Support Program (CSP) to extend the warranty coverage on specific Malfunction Indicator Light (MIL) ?ON? Diagnostic Code for certain 2001 through 2003 model year Prius vehicles. Toyota has received reports that certain 2001 through 2003 model year Prius vehicles may exhibit a MIL (check engine light) ?ON? with the following codes: ? Diagnostic codes P3190 and P3101 with information code 204 or ? Diagnostic codes P3191 and P3101 with information code 205

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, Equipment and accessories

Trouble codes named

P3101, P3190, P3191

Vehicles listed
TOYOTA PRIUS	2001, 2002, 2003

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

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