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Service bulletin TSG-1

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 id10141532
Published by NHTSA2018-06-18
Manufacturer's numberTSG-1
Manufacturer's date2013-05-21
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT

NHTSA's summary

Tech Support SD Card for Navi Complete

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, Software

Vehicles listed
SUBARU BRZ2013, 2014
SUBARU CROSSTREK2013 to 2014
SUBARU FORESTER2012, 2013, 2014
SUBARU IMPREZA2012, 2013, 2014
SUBARU WRX STI2012 to 2014

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
0783142023-04-03. Service bulletin. Diagnostics for DTC B1500 and U1500
064412R2023-04-03. Service bulletin. Diagnosis of DTCs C1249
11-149-14R2018-06-18. Service bulletin. This bulletin announces the availability of reprogramming files and a revised oil level switch to optimize the ECM logic for engine oil level detection in the event of false or premature low engine oil level warning lamp illumination. Revised to add models.
02-132-12R2018-06-11. Service bulletin. This Bulletin provides a procedure for diagnosis and determination of necessary part replacement in the event any of the ?AVCS Slow Response? or ?AVCS System Failure? DTCs listed above are found to be stored in the ECM memory. A possible cause of these conditions is contamination within the camshaft sprocket and / or oil control solenoid valve (OCV) mechanism.
15-193-16R2017-10-27. Service bulletin. All 2012 to 2015 Models Equipped with Fujitsu Ten (F10) Generation 1 (Gen1) Audio / Navigation Systems. This bulletin announces a new procedure for updating the operating software used in F10 Gen1 audio / navigation systems. This new procedure eliminates the need to exchange the head unit / SD card to obtain software-related updates and operating enhancements.
15-193-162017-10-27. Service bulletin. This bulletin announces a new procedure for updating the operating software used in F10 Gen1 audio / navigation systems. This new procedure eliminates the need to exchange the head unit / SD card to obtain software-related updates and operating enhancements. All 2012 to 2015 Models Equipped with FujitsuTen (F10) Generation 1 (Gen1) Audio / Navigation Systems
11-164-16R2017-08-14. Service bulletin. This bulletin announces the availability of reprogramming files to optimize the ECM. These files will address customer concerns of a slight surging / decrease in engine power condition between approx. 2000-2500 RPM on light acceleration during high ambient temperatures (intake air temperatures exceeding 104 deg. F).
11-149-14R2017-03-07. Service bulletin. REPROGRAMMING FILE AVAILABILITY FOR OIL LEVEL DETECTION
11-149-14R2017-03-07. Service bulletin. REPROGRAMMING FILE AVAILABILITY FOR OIL LEVEL DETECTION
11-148-14R2017-03-07. Service bulletin. REPROGRAMMING FILE AVAILABILITY FOR OIL LEVEL DETECTION