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Service bulletin T-SB-0049-16 Rev

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 id10134346
Published by NHTSA2018-04-23
Manufacturer's numberT-SB-0049-16 Rev
Manufacturer's date2016-07-07
NHTSA componentVISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

NHTSA's summary

TSB: Some 2015 ? 2016 model year Avalon, Camry, Sienna, and Tundra vehicles equipped with Blind Spot Monitor may exhibit a Blind Spot Monitor Warning message with Diagnostic Trouble Code (DTC) C1AB2 Short to Ground in Outer Mirror Indicator (Master) or C1AB3 Short to Ground in Outer Mirror Indicator (Slave) stored. Follow the Repair Procedure in this bulletin to address this condition.

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

Glass, wipers and mirrors, Mirrors

Trouble codes named

C1AB2, C1AB3

Vehicles listed
TOYOTA AVALON2015, 2016
TOYOTA CAMRY2015, 2016
TOYOTA SIENNA2015, 2016
TOYOTA TUNDRA2015, 2016

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