TSB A21120B — Honda Service bulletin

A21120B is a service bulletin on file with NHTSA for 4 Honda models, 2006–2011 model years, filed and re-filed as 2 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. ServiceNews Article - The clock shows the incorrect time. This issue is due to a limited GPS receiver capacity resulting in "rollover" of the internal chip memory; the "rollover" will occur on January 1, 2022 at 12:00AM local time. As a result, the navigation date and time will…

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

2Documents filed
4Vehicles named
6Model years

Vehicles and model years A21120B names

VehicleModel years
Honda Civic 2006, 2007, 2008, 2009, 2010, 2011
Honda CR-V 2007, 2008, 2009, 2010, 2011
Honda Element 2009, 2010
Honda Fit 2009, 2010, 2011

Every document filed under A21120B

Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.

Document IDFiledType
A21120B June 13, 2023 Service bulletin
A21120B January 29, 2022 Service bulletin

What A21120B covers

Electrical — the component vocabulary NHTSA files this communication under.

← All Honda Civic TSB years TSB lookup by model

Questions buyers ask

What is TSB A21120B?

A21120B is a service bulletin filed with NHTSA by Honda, covering 4 Honda models across the 2006–2011 model years. NHTSA's summary reads: ServiceNews Article - The clock shows the incorrect time. This issue is due to a limited GPS receiver capacity resulting in "rollover" of the internal chip memory; the "rollover" will occur on January 1, 2022 at 12:00AM local time. As a result, the navigation date and time will…

Which vehicles does A21120B cover?

NHTSA's file names Honda Civic (2006–2011); Honda CR-V (2007–2011); Honda Element (2009–2010); Honda Fit (2009–2011). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB A21120B a recall, and is the repair free?

No. A21120B is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of A21120B?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under A21120B, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under A21120B. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.